# Sly

> The Agentic Economy Platform — stablecoin payments, agent wallets, and multi-protocol commerce for AI agents.

## Docs

- [A2A agent card](https://docs.getsly.ai/agents/a2a-agent-card.md): Public identity, skills, and reputation your agent publishes to the world.
- [Approval workflows](https://docs.getsly.ai/agents/approval-workflows.md): Route high-value spends through a human approver before execution.
- [Ed25519 keypair auth](https://docs.getsly.ai/agents/ed25519-keypair-auth.md): Key lifecycle, storage, rotation, and recovery for agent cryptographic identity.
- [Kill-switch](https://docs.getsly.ai/agents/kill-switch.md): Stop an agent instantly. Three levels: freeze spending, revoke auth, terminate agent.
- [KYA tiers](https://docs.getsly.ai/agents/kya-tiers.md): Know-Your-Agent verification levels with graduated spending limits.
- [Agent-readable docs (llms.txt)](https://docs.getsly.ai/agents/llms-txt.md): Sly publishes machine-readable doc indexes at docs.getsly.ai/llms.txt and llms-full.txt. Use them to feed Sly knowledge into your agent.
- [MCP tool catalog](https://docs.getsly.ai/agents/mcp-tool-catalog.md): Every Sly capability as an MCP tool — schemas, examples, Claude Desktop install.
- [Agent Platform overview](https://docs.getsly.ai/agents/overview.md): Everything that makes AI agents first-class actors in Sly.
- [Persistent SSE connections](https://docs.getsly.ai/agents/persistent-sse.md): Push channel for real-time events — tasks, transfers, approvals, alerts.
- [Agent quickstart](https://docs.getsly.ai/agents/quickstart.md): From zero to your first paid call as an AI agent — 10 minutes, sandbox, no real money.
- [Scope grants](https://docs.getsly.ai/agents/scope-grants.md): Sudo-style per-intent capability elevation for agents. Audited, tier-capped, kill-switch revocable.
- [Wallet policies](https://docs.getsly.ai/agents/wallet-policies.md): Per-agent spending rules enforced at execution time.
- [Agent callback endpoint](https://docs.getsly.ai/api-reference/a2a-public/agent-callback-endpoint.md): External agents (peer A2A platforms) post callbacks here. Verified via signature on the inbound request.
- [Agent-targeted JSON-RPC](https://docs.getsly.ai/api-reference/a2a-public/agent-targeted-json-rpc.md): Send a JSON-RPC message to a specific agent. The most common entrypoint for cross-agent communication.
- [JSON-RPC root](https://docs.getsly.ai/api-reference/a2a-public/json-rpc-root.md): Generic A2A JSON-RPC entrypoint — supports method/send and message/stream.
- [Public agent card](https://docs.getsly.ai/api-reference/a2a-public/public-agent-card.md): Returns the public agent card. No authentication required — designed for cross-agent discovery.
- [Well-known agent card](https://docs.getsly.ai/api-reference/a2a-public/well-known-agent-card.md): A2A spec discovery — `.well-known/agent.json` mirrors the agent card so cross-platform agents can fetch it via the A2A spec convention.
- [A2A stats](https://docs.getsly.ai/api-reference/a2a/a2a-stats.md)
- [Accept or decline task](https://docs.getsly.ai/api-reference/a2a/accept-or-decline-task.md)
- [Batch-process pending tasks](https://docs.getsly.ai/api-reference/a2a/batch-process-pending-tasks.md): Internal-facing: trigger processing for all pending tasks to an agent. Used by worker loops.
- [Cancel task](https://docs.getsly.ai/api-reference/a2a/cancel-task.md): Sender cancels (before or during work) — may trigger refund depending on contract terms.
- [Claim a task](https://docs.getsly.ai/api-reference/a2a/claim-a-task.md): Claim an open (multi-recipient) task as this agent. First-come-first-served.
- [Complete task](https://docs.getsly.ai/api-reference/a2a/complete-task.md): Submit the deliverable. Triggers payment settlement and opens rating window.
- [Discovery query](https://docs.getsly.ai/api-reference/a2a/discovery-query.md): Rich discovery with filters beyond marketplace — required + optional skills, budget, region. Useful for programmatic matching.
- [Get a task](https://docs.getsly.ai/api-reference/a2a/get-a-task.md)
- [Get agent A2A config](https://docs.getsly.ai/api-reference/a2a/get-agent-a2a-config.md): Agent-owner view of A2A settings (accept_tasks toggle, skills, webhook URL, response window).
- [Get an A2A session](https://docs.getsly.ai/api-reference/a2a/get-an-a2a-session.md): Includes the full task list within the context.
- [Get an agent card](https://docs.getsly.ai/api-reference/a2a/get-an-agent-card.md): Public card containing identity, skills, pricing, reputation — same shape as `/.well-known/agent.json`.
- [List A2A sessions](https://docs.getsly.ai/api-reference/a2a/list-a2a-sessions.md): A session groups related tasks under a context_id — useful for multi-step delegations or ongoing collaborations between two agents.
- [List agent tools](https://docs.getsly.ai/api-reference/a2a/list-agent-tools.md)
- [List DLQ tasks](https://docs.getsly.ai/api-reference/a2a/list-dlq-tasks.md): Tasks that were never accepted or failed permanently.
- [List tasks](https://docs.getsly.ai/api-reference/a2a/list-tasks.md): List tasks visible to the caller — either as sender or target.
- [Rate a completed task](https://docs.getsly.ai/api-reference/a2a/rate-a-completed-task.md): Rate the counterparty 1–5. Feeds into reputation + marketplace ranking.
- [Register a tool for an agent](https://docs.getsly.ai/api-reference/a2a/register-a-tool-for-an-agent.md): Register a callable tool / skill on the agent. Counterparties discovering this agent can invoke the tool through the A2A task flow.
- [Retry a failed task](https://docs.getsly.ai/api-reference/a2a/retry-a-failed-task.md)
- [Search the agent marketplace](https://docs.getsly.ai/api-reference/a2a/search-the-agent-marketplace.md): Find agents offering a skill, ranked by reputation/price/availability.
- [Send a task](https://docs.getsly.ai/api-reference/a2a/send-a-task.md): Delegate work to another agent. Payment terms attached. Deliverable returned on completion.
- [Start processing](https://docs.getsly.ai/api-reference/a2a/start-processing.md): Executor marks a claimed task as `in_progress` when work begins.
- [Stream tasks to an agent](https://docs.getsly.ai/api-reference/a2a/stream-tasks-to-an-agent.md): SSE channel — push new tasks to the executing agent in real time. Agent stays connected; Sly pushes task_assigned events.
- [Unregister a tool](https://docs.getsly.ai/api-reference/a2a/unregister-a-tool.md)
- [Update agent A2A config](https://docs.getsly.ai/api-reference/a2a/update-agent-a2a-config.md)
- [Update task](https://docs.getsly.ai/api-reference/a2a/update-task.md): Ad-hoc updates to payload or deadline (sender-only, before acceptance).
- [Create an account](https://docs.getsly.ai/api-reference/accounts/create-an-account.md): Creates a person or business account under the authenticated tenant. Accounts start at verification tier 0; use POST /v1/accounts/:id/verify to trigger KYC/KYB.
- [Delete an account](https://docs.getsly.ai/api-reference/accounts/delete-an-account.md): Soft-deletes the account. Fails if the account has agents, open streams, or a non-zero balance. Detach / drain those first.
- [Get an account](https://docs.getsly.ai/api-reference/accounts/get-an-account.md)
- [List accounts](https://docs.getsly.ai/api-reference/accounts/list-accounts.md): Paginated list. Filter by type (person / business), verification status, or free-text search over name + email.
- [One-call entity onboarding](https://docs.getsly.ai/api-reference/accounts/one-call-entity-onboarding.md): Creates an account, an optional agent, and a wallet in a single atomic call. Returns all generated credentials. Useful for wizards and scripted setups. Sandbox-funded if `initial_funding` is provided.
- [Update an account](https://docs.getsly.ai/api-reference/accounts/update-an-account.md): Partial update. Only provided fields change; omit a field to leave it as-is. Set `email: null` to clear an email.
- [ACP checkout analytics](https://docs.getsly.ai/api-reference/acp/acp-checkout-analytics.md)
- [Batch-create checkouts](https://docs.getsly.ai/api-reference/acp/batch-create-checkouts.md): Create up to 100 checkouts in one call. Useful for marketplace baskets where one agent purchase spans many merchants.
- [Cancel a checkout](https://docs.getsly.ai/api-reference/acp/cancel-a-checkout.md)
- [Complete payment](https://docs.getsly.ai/api-reference/acp/complete-payment.md): Execute payment. For card checkouts, pass `payment_method_id` (typically from Stripe Elements or SetupIntent). For stablecoin, pass `from_wallet_id`.
- [Create a checkout session](https://docs.getsly.ai/api-reference/acp/create-a-checkout-session.md): Opens an Agentic Commerce Protocol session. Returns `client_secret` — use with Stripe.js / Stripe Elements to collect payment client-side.
- [Delete a checkout](https://docs.getsly.ai/api-reference/acp/delete-a-checkout.md): Allowed only for un-paid checkouts. Soft-delete retains audit trail.
- [Get a checkout](https://docs.getsly.ai/api-reference/acp/get-a-checkout.md)
- [List checkouts](https://docs.getsly.ai/api-reference/acp/list-checkouts.md)
- [Update checkout](https://docs.getsly.ai/api-reference/acp/update-checkout.md): Swap items, shipping address, or payment method before completion.
- [Create an agent](https://docs.getsly.ai/api-reference/agents/create-an-agent.md): Register an AI actor under a parent account. The response contains credentials — the `agent_*` token and (if requested) an Ed25519 keypair. Both the token and the private key are shown **once** and not recoverable.
- [Delete (revoke) an agent](https://docs.getsly.ai/api-reference/agents/delete-revoke-an-agent.md): Permanent revocation. All credentials (agent_*, sess_*, Ed25519 keys) are invalidated. Agent wallets are detached but not deleted — funds remain claimable.
- [Get an agent](https://docs.getsly.ai/api-reference/agents/get-an-agent.md)
- [Get effective spending limits](https://docs.getsly.ai/api-reference/agents/get-effective-spending-limits.md): Returns agent's KYA tier caps, the parent account's KYC tier caps, and the effective (minimum-of-both) limits. Plus spend-to-date against each.
- [List agents](https://docs.getsly.ai/api-reference/agents/list-agents.md)
- [Reactivate a suspended agent](https://docs.getsly.ai/api-reference/agents/reactivate-a-suspended-agent.md)
- [Suspend (freeze) an agent](https://docs.getsly.ai/api-reference/agents/suspend-freeze-an-agent.md): Agent can still authenticate and read data; spending is blocked. Non-destructive — unfreeze via /activate. For full revocation use DELETE /agents/:id or DELETE /agents/:id/auth-keys.
- [Update an agent](https://docs.getsly.ai/api-reference/agents/update-an-agent.md)
- [Activate a mandate](https://docs.getsly.ai/api-reference/ap2/activate-a-mandate.md): Resume a paused or suspended mandate.
- [AP2 agent card](https://docs.getsly.ai/api-reference/ap2/ap2-agent-card.md): Public AP2 capability advertisement — issuer, public key, supported scopes. Used by merchants to verify mandates offline.
- [AP2 analytics](https://docs.getsly.ai/api-reference/ap2/ap2-analytics.md)
- [Cancel a mandate](https://docs.getsly.ai/api-reference/ap2/cancel-a-mandate.md): Soft-cancel — mandate goes to `cancelled`, audit trail preserved.
- [Create a mandate](https://docs.getsly.ai/api-reference/ap2/create-a-mandate.md): Issue a signed mandate authorizing an agent to spend within a scope. Returns `mandate_jwt` — present on every execution.
- [Execute a mandate](https://docs.getsly.ai/api-reference/ap2/execute-a-mandate.md): Each execution re-checks scope (amount within caps, merchant allowed, not expired) + day/month running totals + KYA tier + wallet policy. If any check fails, returns 403 with the specific reason.
- [Get a mandate](https://docs.getsly.ai/api-reference/ap2/get-a-mandate.md)
- [Get a payment](https://docs.getsly.ai/api-reference/ap2/get-a-payment.md)
- [Initiate an AP2 payment](https://docs.getsly.ai/api-reference/ap2/initiate-an-ap2-payment.md): Low-level payment primitive used by mandate executions. Rarely called directly — use /mandates/:id/execute.
- [List mandates](https://docs.getsly.ai/api-reference/ap2/list-mandates.md)
- [Revoke a mandate](https://docs.getsly.ai/api-reference/ap2/revoke-a-mandate.md): Hard revoke — mandate state `revoked`, cannot be reactivated.
- [Settle an AP2 payment](https://docs.getsly.ai/api-reference/ap2/settle-an-ap2-payment.md)
- [Suspend a mandate](https://docs.getsly.ai/api-reference/ap2/suspend-a-mandate.md): Temporarily disable — no executions allowed until resumed.
- [Update mandate scope](https://docs.getsly.ai/api-reference/ap2/update-mandate-scope.md): Modify caps or merchant rules in-place. Prior scope retained in audit log.
- [Create an API key](https://docs.getsly.ai/api-reference/api-keys/create-an-api-key.md): Returns the plaintext key **once**. Save it to your secrets manager immediately — Sly stores only a hash. Use narrow scopes in production.
- [Get an API key](https://docs.getsly.ai/api-reference/api-keys/get-an-api-key.md)
- [List API keys](https://docs.getsly.ai/api-reference/api-keys/list-api-keys.md): Returns metadata only (prefix is safe to display). The plaintext keys are never retrievable after creation.
- [Revoke an API key](https://docs.getsly.ai/api-reference/api-keys/revoke-an-api-key.md): Permanent. The key is invalidated instantly; cached verifications may persist up to 60s. Use alongside [overlap rotation](/authentication/api-keys#rotate-a-key) for zero-downtime swaps.
- [Rotate an API key](https://docs.getsly.ai/api-reference/api-keys/rotate-an-api-key.md): Issues a new key with the same scopes and name, then invalidates the old one. Returns the new plaintext key **once**.
- [Approve a pending request](https://docs.getsly.ai/api-reference/approvals/approve-a-pending-request.md)
- [Expire stale approvals](https://docs.getsly.ai/api-reference/approvals/expire-stale-approvals.md): Internal-facing — sweeps approvals past their `expires_at` and applies the configured timeout policy (reject or auto-approve).
- [Get approval detail](https://docs.getsly.ai/api-reference/approvals/get-approval-detail.md): Includes full context — agent spend history, merchant trust, prior approvals at the merchant — to inform the decision.
- [List approvals](https://docs.getsly.ai/api-reference/approvals/list-approvals.md)
- [Pending approvals only](https://docs.getsly.ai/api-reference/approvals/pending-approvals-only.md): Subset of GET / filtered to status=pending and not-yet-expired. Use as the queue page for approvers.
- [Reject a pending request](https://docs.getsly.ai/api-reference/approvals/reject-a-pending-request.md)
- [List enabled capabilities](https://docs.getsly.ai/api-reference/capabilities/list-enabled-capabilities.md): Tenant capability advertisement — what protocols, rails, and features are active. Used by agents to discover what they can do.
- [List enabled protocols](https://docs.getsly.ai/api-reference/capabilities/list-enabled-protocols.md)
- [List function-calling tool definitions](https://docs.getsly.ai/api-reference/capabilities/list-function-calling-tool-definitions.md): OpenAI / Anthropic-compatible tool definitions for use with function-calling LLMs. Drop into your agent's tool list.
- [Card transaction stats](https://docs.getsly.ai/api-reference/card-transactions/card-transaction-stats.md)
- [List card transactions](https://docs.getsly.ai/api-reference/card-transactions/list-card-transactions.md)
- [Get a Mastercard network token](https://docs.getsly.ai/api-reference/cards-vault/get-a-mastercard-network-token.md)
- [Get a vaulted card](https://docs.getsly.ai/api-reference/cards-vault/get-a-vaulted-card.md)
- [Get a Visa network token](https://docs.getsly.ai/api-reference/cards-vault/get-a-visa-network-token.md): Tokenize the vaulted card with Visa for use in Intelligent Commerce flows.
- [List network tokens for card](https://docs.getsly.ai/api-reference/cards-vault/list-network-tokens-for-card.md)
- [List vaulted cards](https://docs.getsly.ai/api-reference/cards-vault/list-vaulted-cards.md)
- [Remove a vaulted card](https://docs.getsly.ai/api-reference/cards-vault/remove-a-vaulted-card.md): Revokes the token at your processor. Pending authorizations on the card continue; new ones rejected.
- [Update vaulted card metadata](https://docs.getsly.ai/api-reference/cards-vault/update-vaulted-card-metadata.md)
- [Vault a card](https://docs.getsly.ai/api-reference/cards-vault/vault-a-card.md): Store a card by reference to a processor token. Sly never sees PAN or CVV.
- [Configure a card network](https://docs.getsly.ai/api-reference/cards/configure-a-card-network.md): Provision tenant credentials for VIC or Agent Pay enrollment.
- [Disconnect a card network](https://docs.getsly.ai/api-reference/cards/disconnect-a-card-network.md)
- [Enroll agent in Mastercard Agent Pay](https://docs.getsly.ai/api-reference/cards/enroll-agent-in-mastercard-agent-pay.md)
- [Get a Visa instruction](https://docs.getsly.ai/api-reference/cards/get-a-visa-instruction.md)
- [List configured card networks](https://docs.getsly.ai/api-reference/cards/list-configured-card-networks.md)
- [List Mastercard-enrolled agents](https://docs.getsly.ai/api-reference/cards/list-mastercard-enrolled-agents.md)
- [List Visa instructions](https://docs.getsly.ai/api-reference/cards/list-visa-instructions.md)
- [Send a Visa instruction](https://docs.getsly.ai/api-reference/cards/send-a-visa-instruction.md): Submit an authorization, cancellation, or refund instruction to Visa Intelligent Commerce on behalf of an agent.
- [Test a card network connection](https://docs.getsly.ai/api-reference/cards/test-a-card-network-connection.md)
- [Verify Web Bot Auth signature](https://docs.getsly.ai/api-reference/cards/verify-web-bot-auth-signature.md): Verify an agent's Web Bot Auth on a card transaction. Sly checks the signature against the agent's Ed25519 public key, validates the transaction intent, and returns a network_ref usable as authorization for the card txn.
- [Aggregate dispute stats](https://docs.getsly.ai/api-reference/disputes/aggregate-dispute-stats.md): Counts by status, reason, resolution outcome, and average resolution time. Useful for product/ops dashboards.
- [Escalate to human review](https://docs.getsly.ai/api-reference/disputes/escalate-to-human-review.md)
- [File a dispute](https://docs.getsly.ai/api-reference/disputes/file-a-dispute.md)
- [Get dispute detail](https://docs.getsly.ai/api-reference/disputes/get-dispute-detail.md): Includes full timeline from audit log.
- [List disputes](https://docs.getsly.ai/api-reference/disputes/list-disputes.md)
- [Resolve a dispute](https://docs.getsly.ai/api-reference/disputes/resolve-a-dispute.md): Terminal action. If `resolution` is `full_refund` or `partial_refund`, auto-creates a [refund](#tag/Refunds).
- [Respond to a dispute](https://docs.getsly.ai/api-reference/disputes/respond-to-a-dispute.md): The counterparty submits their side with counter-evidence. Must be within `response_window_ends_at`; missing the window auto-resolves in the filer's favor.
- [Coinbase fiat→USDC on-ramp session](https://docs.getsly.ai/api-reference/funding/coinbase-fiat→usdc-on-ramp-session.md): Embedded Coinbase on-ramp. User completes funding in Coinbase's flow; wallet credited on confirmation.
- [Create an embedded widget session](https://docs.getsly.ai/api-reference/funding/create-an-embedded-widget-session.md): Returns a short-lived session token to pass to the Plaid Link or Belvo widget client-side. The user completes the link flow in the browser; the resulting public_token is then used with POST /sources.
- [Crossmint card→USDC order](https://docs.getsly.ai/api-reference/funding/crossmint-card→usdc-order.md): Crossmint hosted card-to-USDC flow. Mobile- and web-friendly.
- [Estimate fees for a funding request](https://docs.getsly.ai/api-reference/funding/estimate-fees-for-a-funding-request.md): Preview provider + Sly fees + FX spread before committing. Use to display costs to the end user.
- [Generate a hosted top-up link](https://docs.getsly.ai/api-reference/funding/generate-a-hosted-top-up-link.md): Returns a Sly-hosted URL where an end user can fund a wallet without your front-end handling card data. Single-use, expires in 1 hour.
- [Get a funding source](https://docs.getsly.ai/api-reference/funding/get-a-funding-source.md)
- [Get transaction status](https://docs.getsly.ai/api-reference/funding/get-transaction-status.md)
- [Initiate a funding transaction](https://docs.getsly.ai/api-reference/funding/initiate-a-funding-transaction.md): Pulls funds from a verified source into a Sly wallet. Always include `idempotency_key` — duplicate funding is the most expensive bug class.
- [List funding providers](https://docs.getsly.ai/api-reference/funding/list-funding-providers.md)
- [List funding sources](https://docs.getsly.ai/api-reference/funding/list-funding-sources.md)
- [List funding transactions](https://docs.getsly.ai/api-reference/funding/list-funding-transactions.md)
- [List supported conversion pairs](https://docs.getsly.ai/api-reference/funding/list-supported-conversion-pairs.md)
- [Lock an FX conversion quote](https://docs.getsly.ai/api-reference/funding/lock-an-fx-conversion-quote.md): Lock a rate for a from→to currency pair. Use the returned `id` on POST /transactions to use the quoted rate.
- [Register a funding source](https://docs.getsly.ai/api-reference/funding/register-a-funding-source.md): Card, bank, or crypto wallet that funds Sly accounts. Bank/card sources require verification before they can fund.
- [Remove a funding source](https://docs.getsly.ai/api-reference/funding/remove-a-funding-source.md)
- [Stripe fiat→crypto on-ramp session](https://docs.getsly.ai/api-reference/funding/stripe-fiat→crypto-on-ramp-session.md)
- [Trigger verification](https://docs.getsly.ai/api-reference/funding/trigger-verification.md): For bank accounts, sends micro-deposits or initiates Plaid identity check. For cards, performs $0 auth. Status updates async via webhook.
- [USDC→fiat off-ramp session](https://docs.getsly.ai/api-reference/funding/usdc→fiat-off-ramp-session.md): Move funds out of a Sly wallet to a registered bank account via the Coinbase off-ramp.
- [MCP JSON-RPC request](https://docs.getsly.ai/api-reference/mcp/mcp-json-rpc-request.md): Invoke an MCP method (tools/list, tools/call, resources/list, resources/read). Follows the Model Context Protocol JSON-RPC spec.
- [Close session](https://docs.getsly.ai/api-reference/mpp/close-session.md): Finalize all signed vouchers, debit the agent wallet, return unspent deposit.
- [Discover MPP services](https://docs.getsly.ai/api-reference/mpp/discover-mpp-services.md)
- [Get a session](https://docs.getsly.ai/api-reference/mpp/get-a-session.md)
- [List MPP transfers](https://docs.getsly.ai/api-reference/mpp/list-mpp-transfers.md)
- [List sessions](https://docs.getsly.ai/api-reference/mpp/list-sessions.md)
- [MPP analytics](https://docs.getsly.ai/api-reference/mpp/mpp-analytics.md)
- [One-shot micropayment](https://docs.getsly.ai/api-reference/mpp/one-shot-micropayment.md): Single M2M payment without opening a session. Useful for first-call or one-off payments.
- [Open a session](https://docs.getsly.ai/api-reference/mpp/open-a-session.md): Pre-deposit a budget for streaming micropayments to a service. Sign vouchers via /sessions/:id/voucher for each call. Close via /sessions/:id/close.
- [Probe service pricing](https://docs.getsly.ai/api-reference/mpp/probe-service-pricing.md): Live-probe a service's MPP pricing endpoint (HEAD / well-known probe).
- [Provision MPP wallet](https://docs.getsly.ai/api-reference/mpp/provision-mpp-wallet.md): Provision a Tempo wallet capable of voucher signing. One-time per agent.
- [Receipt-level reconciliation](https://docs.getsly.ai/api-reference/mpp/receipt-level-reconciliation.md)
- [Sign a voucher](https://docs.getsly.ai/api-reference/mpp/sign-a-voucher.md): Sign a voucher for a unit of service. Budget decrements; remaining balance returned in response.
- [Stream session events](https://docs.getsly.ai/api-reference/mpp/stream-session-events.md): Server-sent event stream of voucher activity for a session. Useful for live dashboards during a long-running session.
- [Verify a receipt](https://docs.getsly.ai/api-reference/mpp/verify-a-receipt.md): Service-side: verify a voucher claim against the issuing session.
- [Get a portal token](https://docs.getsly.ai/api-reference/portal-tokens/get-a-portal-token.md)
- [List portal tokens](https://docs.getsly.ai/api-reference/portal-tokens/list-portal-tokens.md)
- [Mint a portal token](https://docs.getsly.ai/api-reference/portal-tokens/mint-a-portal-token.md): Customer-scoped, operation-scoped credential safe to ship to a browser. Use for embedded customer dashboards.
- [Revoke a portal token](https://docs.getsly.ai/api-reference/portal-tokens/revoke-a-portal-token.md): Instant revocation — portal tokens aren't cached.
- [Current FX mid-market](https://docs.getsly.ai/api-reference/quotes/current-fx-mid-market.md)
- [Indicative FX rates](https://docs.getsly.ai/api-reference/quotes/indicative-fx-rates.md): Informational rate snapshot across all your enabled corridors. NOT a quote — do not use for execution.
- [List supported corridors](https://docs.getsly.ai/api-reference/quotes/list-supported-corridors.md)
- [Lock FX rate for extended window](https://docs.getsly.ai/api-reference/quotes/lock-fx-rate-for-extended-window.md): Enterprise feature — lock a rate for minutes-to-hours at a higher spread. Returns a quote-like token usable on transfers within the lock window.
- [Multi-leg quote](https://docs.getsly.ai/api-reference/quotes/multi-leg-quote.md): Quote a chained conversion (e.g. USD → USDC → BRL via Pix) in a single call. Useful for cross-rail transfers where direct corridors don't exist.
- [Request a quote](https://docs.getsly.ai/api-reference/quotes/request-a-quote.md): Get a time-bound FX rate quotation for cross-currency transfers. Default TTL ~30 seconds. Use the returned `id` on POST /v1/transfers to lock the rate.
- [List discrepancies](https://docs.getsly.ai/api-reference/reconciliation/list-discrepancies.md)
- [List reconciliation reports](https://docs.getsly.ai/api-reference/reconciliation/list-reconciliation-reports.md)
- [List supported rails](https://docs.getsly.ai/api-reference/reconciliation/list-supported-rails.md)
- [Rail-side balance snapshot](https://docs.getsly.ai/api-reference/reconciliation/rail-side-balance-snapshot.md): Authoritative balance per the rail provider. Compare to your Sly-side wallet balance for spot-check sanity.
- [Rail-side transaction list](https://docs.getsly.ai/api-reference/reconciliation/rail-side-transaction-list.md): Raw transactions as reported by the rail. Useful for matching against Sly ledger entries when investigating discrepancies.
- [Reconciliation dashboard](https://docs.getsly.ai/api-reference/reconciliation/reconciliation-dashboard.md)
- [Reconciliation summary](https://docs.getsly.ai/api-reference/reconciliation/reconciliation-summary.md): Discrepancy counts + delta totals across all recent recons. Health overview.
- [Report detail](https://docs.getsly.ai/api-reference/reconciliation/report-detail.md): Includes per-discrepancy breakdown.
- [Resolve a discrepancy](https://docs.getsly.ai/api-reference/reconciliation/resolve-a-discrepancy.md)
- [Run a reconciliation](https://docs.getsly.ai/api-reference/reconciliation/run-a-reconciliation.md): Trigger a recon for a specific rail + date range. Runs async; subscribe to `reconciliation.completed` for completion.
- [Get a refund](https://docs.getsly.ai/api-reference/refunds/get-a-refund.md)
- [Issue a refund](https://docs.getsly.ai/api-reference/refunds/issue-a-refund.md): Initiate a refund against a completed transfer. Omit `amount` for full refund. Multiple partial refunds per transfer are supported as long as the cumulative total ≤ original amount. Always send `X-Idempotency-Key`.
- [List refunds](https://docs.getsly.ai/api-reference/refunds/list-refunds.md)
- [Get reputation](https://docs.getsly.ai/api-reference/reputation/get-reputation.md): Agents can be identified by Sly UUID, ERC-8004 on-chain ID, or Ed25519 public key. Sly returns aggregated reputation across all sources.
- [List reputation sources](https://docs.getsly.ai/api-reference/reputation/list-reputation-sources.md): Per-source breakdown — useful when partners want to display weighted contributions.
- [Cancel a schedule](https://docs.getsly.ai/api-reference/scheduled-transfers/cancel-a-schedule.md): Permanently cancels remaining executions. Schedule transitions to `cancelled` (irreversible).
- [Create a schedule](https://docs.getsly.ai/api-reference/scheduled-transfers/create-a-schedule.md): Configure a recurring or future-dated transfer. Use `frequency: custom` with a cron expression for arbitrary cadences.
- [Execute a scheduled transfer now](https://docs.getsly.ai/api-reference/scheduled-transfers/execute-a-scheduled-transfer-now.md): Bypasses the schedule and triggers a one-off execution immediately. Counts toward `maxOccurrences` if set.
- [Get a schedule](https://docs.getsly.ai/api-reference/scheduled-transfers/get-a-schedule.md)
- [List scheduled transfers](https://docs.getsly.ai/api-reference/scheduled-transfers/list-scheduled-transfers.md)
- [Pause a schedule](https://docs.getsly.ai/api-reference/scheduled-transfers/pause-a-schedule.md): Skips executions until resumed. In-flight executions complete.
- [Resume a schedule](https://docs.getsly.ai/api-reference/scheduled-transfers/resume-a-schedule.md): Resume after pause. Next execution lands on the next scheduled time.
- [Create a rule](https://docs.getsly.ai/api-reference/settlement-rules/create-a-rule.md)
- [Delete a rule](https://docs.getsly.ai/api-reference/settlement-rules/delete-a-rule.md)
- [Force a manual withdrawal](https://docs.getsly.ai/api-reference/settlement-rules/force-a-manual-withdrawal.md): Bypass all rules and trigger a settlement immediately. Used during incident recovery or month-end close.
- [Get a rule](https://docs.getsly.ai/api-reference/settlement-rules/get-a-rule.md)
- [List rules](https://docs.getsly.ai/api-reference/settlement-rules/list-rules.md)
- [Per-rule execution history](https://docs.getsly.ai/api-reference/settlement-rules/per-rule-execution-history.md)
- [Tenant-wide execution log](https://docs.getsly.ai/api-reference/settlement-rules/tenant-wide-execution-log.md)
- [Update a rule](https://docs.getsly.ai/api-reference/settlement-rules/update-a-rule.md)
- [Add transfer to settlement queue](https://docs.getsly.ai/api-reference/settlement-windows/add-transfer-to-settlement-queue.md): Manually enqueue a transfer for the next matching window. Usually managed automatically.
- [Emergency-flush a rail](https://docs.getsly.ai/api-reference/settlement-windows/emergency-flush-a-rail.md): Bypass batching and force-settle everything pending on the given rail. Use sparingly — sacrifices batching economics.
- [Is a date a rail holiday?](https://docs.getsly.ai/api-reference/settlement-windows/is-a-date-a-rail-holiday?.md)
- [List windows](https://docs.getsly.ai/api-reference/settlement-windows/list-windows.md)
- [Override rail holiday](https://docs.getsly.ai/api-reference/settlement-windows/override-rail-holiday.md): Add a tenant-specific holiday (e.g. internal company closure) that windows will skip.
- [Pending settlement queue](https://docs.getsly.ai/api-reference/settlement-windows/pending-settlement-queue.md)
- [Rail holiday calendar](https://docs.getsly.ai/api-reference/settlement-windows/rail-holiday-calendar.md)
- [Settlement-windows dashboard](https://docs.getsly.ai/api-reference/settlement-windows/settlement-windows-dashboard.md): High-level operational view — recent firings, queue depth, upcoming schedule.
- [Upcoming schedule](https://docs.getsly.ai/api-reference/settlement-windows/upcoming-schedule.md): Next N window firings across all configured rails.
- [Window execution history](https://docs.getsly.ai/api-reference/settlement-windows/window-execution-history.md)
- [Batch-settle transfers](https://docs.getsly.ai/api-reference/settlement/batch-settle-transfers.md): Settle many pending transfers in one call. Mostly used by ops + auto-settlement workers.
- [Execute a settlement](https://docs.getsly.ai/api-reference/settlement/execute-a-settlement.md): Force-execute a settlement using the supplied transfer + route. Bypass auto-settlement for cases that need manual control.
- [Get settlement config](https://docs.getsly.ai/api-reference/settlement/get-settlement-config.md)
- [List active settlement rails](https://docs.getsly.ai/api-reference/settlement/list-active-settlement-rails.md)
- [Preview a settlement](https://docs.getsly.ai/api-reference/settlement/preview-a-settlement.md): Show projected fees, FX, and settlement time for a hypothetical settlement before committing.
- [Settlement analytics](https://docs.getsly.ai/api-reference/settlement/settlement-analytics.md)
- [Settlement status for a transfer](https://docs.getsly.ai/api-reference/settlement/settlement-status-for-a-transfer.md)
- [Suggest a settlement route](https://docs.getsly.ai/api-reference/settlement/suggest-a-settlement-route.md): Propose the optimal rail + path for a settlement. Returns one or more route options ranked by cost / time.
- [Update settlement config](https://docs.getsly.ai/api-reference/settlement/update-settlement-config.md)
- [Cancel a stream](https://docs.getsly.ai/api-reference/streams/cancel-a-stream.md): Cancellation transfers accrued balance to recipient and returns unused funds to sender. Stream state becomes `cancelled`.
- [Get a stream](https://docs.getsly.ai/api-reference/streams/get-a-stream.md)
- [List streams](https://docs.getsly.ai/api-reference/streams/list-streams.md)
- [Open a stream](https://docs.getsly.ai/api-reference/streams/open-a-stream.md): Open a continuous payment flow. `initial_deposit` is locked into the stream escrow; flow_rate drains it per second. Returns the stream with computed `runway_seconds`.
- [Pause a stream](https://docs.getsly.ai/api-reference/streams/pause-a-stream.md): Pauses a stream. Paused streams don't accrue balance but wrapped funds stay locked.
- [Recipient withdraws accrued balance](https://docs.getsly.ai/api-reference/streams/recipient-withdraws-accrued-balance.md): Creates a `stream_withdraw` transfer moving accrued recipient_balance into the recipient wallet. Omit amount to withdraw all accrued.
- [Resume a stream](https://docs.getsly.ai/api-reference/streams/resume-a-stream.md): Resumes a stream. Paused streams don't accrue balance but wrapped funds stay locked.
- [Top up a stream](https://docs.getsly.ai/api-reference/streams/top-up-a-stream.md): Add funds to extend runway. Sender wallet is debited; wrapped_balance increases.
- [Get tier limits config](https://docs.getsly.ai/api-reference/tier-limits/get-tier-limits-config.md): Returns both KYA (agent) and verification (account) tier caps for your tenant. Includes platform defaults and any tenant-specific overrides.
- [Override KYA tier cap](https://docs.getsly.ai/api-reference/tier-limits/override-kya-tier-cap.md)
- [Override verification (account) tier cap](https://docs.getsly.ai/api-reference/tier-limits/override-verification-account-tier-cap.md)
- [Reset KYA tier override to platform default](https://docs.getsly.ai/api-reference/tier-limits/reset-kya-tier-override-to-platform-default.md)
- [Reset verification tier override](https://docs.getsly.ai/api-reference/tier-limits/reset-verification-tier-override.md)
- [Cancel a pending transfer](https://docs.getsly.ai/api-reference/transfers/cancel-a-pending-transfer.md): Cancels a transfer that hasn't yet been submitted to the settlement rail. Once a transfer is in `processing` or `completed`, cancellation fails — use [/v1/refunds](#tag/Refunds) instead.
- [Create a transfer](https://docs.getsly.ai/api-reference/transfers/create-a-transfer.md): Move funds between accounts. Same-currency transfers settle instantly; cross-currency transfers require a prior `quote_id` from POST /v1/quotes. Always send an `Idempotency-Key` header to safely retry.
- [Get a transfer](https://docs.getsly.ai/api-reference/transfers/get-a-transfer.md)
- [List transfers](https://docs.getsly.ai/api-reference/transfers/list-transfers.md): Paginated, richly filterable.
- [Active treasury alerts](https://docs.getsly.ai/api-reference/treasury/active-treasury-alerts.md)
- [Capture a treasury snapshot](https://docs.getsly.ai/api-reference/treasury/capture-a-treasury-snapshot.md): Stores a point-in-time treasury record for compliance / audit purposes.
- [Create a treasury account](https://docs.getsly.ai/api-reference/treasury/create-a-treasury-account.md)
- [Currency exposure breakdown](https://docs.getsly.ai/api-reference/treasury/currency-exposure-breakdown.md)
- [Force-sync rail balances](https://docs.getsly.ai/api-reference/treasury/force-sync-rail-balances.md): Pulls authoritative balances from each rail and refreshes Sly's cached treasury view.
- [Historical balance time-series](https://docs.getsly.ai/api-reference/treasury/historical-balance-time-series.md)
- [List treasury accounts](https://docs.getsly.ai/api-reference/treasury/list-treasury-accounts.md)
- [List treasury transactions](https://docs.getsly.ai/api-reference/treasury/list-treasury-transactions.md)
- [Partner exposure breakdown](https://docs.getsly.ai/api-reference/treasury/partner-exposure-breakdown.md): For platforms — how much each end-customer (sub-tenant) holds.
- [Record a treasury transaction](https://docs.getsly.ai/api-reference/treasury/record-a-treasury-transaction.md): For non-customer-originated movements (e.g. wires from corporate bank). Creates a ledger entry tied to a treasury account.
- [Runway forecast](https://docs.getsly.ai/api-reference/treasury/runway-forecast.md): Projects when current balances will be exhausted at recent burn rate.
- [Treasury dashboard](https://docs.getsly.ai/api-reference/treasury/treasury-dashboard.md): Comprehensive snapshot — balances by currency, exposure, alerts, recent activity.
- [Trigger a rebalance](https://docs.getsly.ai/api-reference/treasury/trigger-a-rebalance.md): Move funds between treasury accounts (e.g. excess operating → reserve).
- [Update a treasury account](https://docs.getsly.ai/api-reference/treasury/update-a-treasury-account.md): Adjust min/target/max balance limits. Used to retune rebalancing thresholds.
- [Velocity / throughput stats](https://docs.getsly.ai/api-reference/treasury/velocity-throughput-stats.md)
- [Add payment instrument](https://docs.getsly.ai/api-reference/ucp-checkouts/add-payment-instrument.md): Attach a payment method (card token, bank reference, wallet) to this checkout.
- [Batch-complete checkouts](https://docs.getsly.ai/api-reference/ucp-checkouts/batch-complete-checkouts.md): Complete payments for many checkouts at once — e.g. when a platform settles an end-of-day batch.
- [Batch-create checkouts](https://docs.getsly.ai/api-reference/ucp-checkouts/batch-create-checkouts.md): Create many checkouts in one request — useful for bulk commerce (campaign rollouts, marketplace listings).
- [Cancel a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/cancel-a-checkout.md)
- [Checkout analytics](https://docs.getsly.ai/api-reference/ucp-checkouts/checkout-analytics.md)
- [Complete a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/complete-a-checkout.md): Execute payment. For card checkouts, pass `payment_method_id` from your Stripe/Adyen integration. For stablecoin checkouts, pass `from_wallet_id`.
- [Create a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/create-a-checkout.md)
- [Delete a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/delete-a-checkout.md): Only allowed before payment — soft delete with audit trail.
- [Get a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/get-a-checkout.md)
- [List checkouts](https://docs.getsly.ai/api-reference/ucp-checkouts/list-checkouts.md)
- [Partial edit](https://docs.getsly.ai/api-reference/ucp-checkouts/partial-edit.md): Modify subset of fields (items, metadata, expires_at). Allowed before payment completion.
- [Replace a checkout](https://docs.getsly.ai/api-reference/ucp-checkouts/replace-a-checkout.md): Full update — only allowed while status is `created` or `pending_payment`. Use PATCH /{id}/edit for partial changes.
- [Replace payment instrument](https://docs.getsly.ai/api-reference/ucp-checkouts/replace-payment-instrument.md)
- [Deactivate an OAuth client](https://docs.getsly.ai/api-reference/ucp-identity/deactivate-an-oauth-client.md)
- [Grant consent](https://docs.getsly.ai/api-reference/ucp-identity/grant-consent.md): Called from the consent UI after the user approves the requested scopes. Returns the authorization code.
- [List available scopes](https://docs.getsly.ai/api-reference/ucp-identity/list-available-scopes.md)
- [List linked accounts](https://docs.getsly.ai/api-reference/ucp-identity/list-linked-accounts.md): Accounts the authenticated principal has linked via OAuth. Used to enumerate buyer relationships.
- [List OAuth clients](https://docs.getsly.ai/api-reference/ucp-identity/list-oauth-clients.md)
- [OAuth 2.0 authorization endpoint](https://docs.getsly.ai/api-reference/ucp-identity/oauth-20-authorization-endpoint.md): Initiates the OAuth authorization code flow. Redirects user to consent screen.
- [OAuth 2.0 token endpoint](https://docs.getsly.ai/api-reference/ucp-identity/oauth-20-token-endpoint.md): Exchange authorization code for access token, or refresh an existing token.
- [Register an OAuth client](https://docs.getsly.ai/api-reference/ucp-identity/register-an-oauth-client.md): Register a merchant or third-party app that will link buyer accounts. Returns `client_secret` once.
- [Revoke a token](https://docs.getsly.ai/api-reference/ucp-identity/revoke-a-token.md)
- [Unlink an account](https://docs.getsly.ai/api-reference/ucp-identity/unlink-an-account.md): Revokes all tokens associated with the linkage and removes it.
- [Get a merchant](https://docs.getsly.ai/api-reference/ucp-merchants/get-a-merchant.md): Full merchant detail including accepted rails, settlement prefs, and any custom metadata the merchant published.
- [List merchants](https://docs.getsly.ai/api-reference/ucp-merchants/list-merchants.md): Discovery. Filter by category, country, or search text. Use for building merchant picker UI in agent-facing clients.
- [Add expectation](https://docs.getsly.ai/api-reference/ucp-orders/add-expectation.md): Declare what the merchant is committing to deliver — shipping ETA, digital delivery window, etc. Used by dispute resolution.
- [Cancel an order](https://docs.getsly.ai/api-reference/ucp-orders/cancel-an-order.md): If the order is paid, a refund is automatically issued. Triggers `ucp.order.cancelled` webhook.
- [Get an order](https://docs.getsly.ai/api-reference/ucp-orders/get-an-order.md)
- [List order events](https://docs.getsly.ai/api-reference/ucp-orders/list-order-events.md)
- [List orders](https://docs.getsly.ai/api-reference/ucp-orders/list-orders.md)
- [Record adjustment](https://docs.getsly.ai/api-reference/ucp-orders/record-adjustment.md): Ad-hoc post-checkout change (discount applied, shipping fee adjusted, partial refund). Creates a ledger entry tied to the order.
- [Record fulfillment event](https://docs.getsly.ai/api-reference/ucp-orders/record-fulfillment-event.md): Merchant-side timeline entry (shipped / in_transit / delivered / etc.). Triggers webhooks and feeds dispute evidence.
- [Update expectation](https://docs.getsly.ai/api-reference/ucp-orders/update-expectation.md)
- [Update order status](https://docs.getsly.ai/api-reference/ucp-orders/update-order-status.md): Merchant-side status transition. Fires `ucp.order.status_changed` webhook.
- [Create a UCP token](https://docs.getsly.ai/api-reference/ucp/create-a-ucp-token.md): Issue a settlement token for a specified recipient and amount. The token is JWS-signed and contains the settlement instructions. Use `POST /settle` to execute.
- [Get a settlement](https://docs.getsly.ai/api-reference/ucp/get-a-settlement.md)
- [List settlements](https://docs.getsly.ai/api-reference/ucp/list-settlements.md)
- [List supported corridors](https://docs.getsly.ai/api-reference/ucp/list-supported-corridors.md): Enumerates active corridors for your tenant (e.g. USD→BRL via Pix, USD→MXN via SPEI), their limits, and typical settlement times.
- [Protocol capability info](https://docs.getsly.ai/api-reference/ucp/protocol-capability-info.md): Machine-readable capability advertisement — what your UCP installation supports. Usually consumed via `.well-known/ucp`.
- [Request a rail quote](https://docs.getsly.ai/api-reference/ucp/request-a-rail-quote.md): Get FX rate, fee, and estimated settlement time for a corridor. Expires in ~30 seconds. Use to display to user before settlement.
- [Settle a UCP token](https://docs.getsly.ai/api-reference/ucp/settle-a-ucp-token.md): Execute settlement against the rail specified in the token. Returns the settlement record with on-chain tx_hash or rail_reference.
- [Settle against an AP2 mandate](https://docs.getsly.ai/api-reference/ucp/settle-against-an-ap2-mandate.md): Issue and settle a UCP token backed by an AP2 mandate — no pre-issued token needed. Mandate scope is verified on execution.
- [Tenant UCP analytics](https://docs.getsly.ai/api-reference/ucp/tenant-ucp-analytics.md)
- [Create a wallet](https://docs.getsly.ai/api-reference/wallets/create-a-wallet.md): Create a wallet under an account or agent. Network auto-selects based on currency + tenant config if not specified. Stablecoin wallets get an on-chain address; fiat-ledger wallets don't.
- [Delete a wallet](https://docs.getsly.ai/api-reference/wallets/delete-a-wallet.md): Fails if the wallet has a non-zero balance. Drain first via /withdraw.
- [Deposit funds into this wallet](https://docs.getsly.ai/api-reference/wallets/deposit-funds-into-this-wallet.md): Creates an internal transfer from the specified source wallet to this wallet. Both wallets must be same currency.
- [Get a wallet](https://docs.getsly.ai/api-reference/wallets/get-a-wallet.md)
- [Get wallet balance](https://docs.getsly.ai/api-reference/wallets/get-wallet-balance.md): Point-in-time balance snapshot. `available` = spendable now; `pending` = held by in-flight transfers.
- [List wallets](https://docs.getsly.ai/api-reference/wallets/list-wallets.md)
- [Register an external (customer-owned) wallet](https://docs.getsly.ai/api-reference/wallets/register-an-external-customer-owned-wallet.md): Register an on-chain address the customer already controls — Sly tracks it but does not custody funds. Useful for payouts to user-controlled wallets.
- [Update a wallet](https://docs.getsly.ai/api-reference/wallets/update-a-wallet.md)
- [Withdraw funds from this wallet](https://docs.getsly.ai/api-reference/wallets/withdraw-funds-from-this-wallet.md): Move funds out — to another Sly wallet (internal) or an on-chain address (external). For large amounts may trigger [compliance hold](/settlement/overview#degraded-modes).
- [Bulk replay deliveries](https://docs.getsly.ai/api-reference/webhooks/bulk-replay-deliveries.md): Replay events from a time window. Use `only_failed: true` to skip already-delivered events. Replays carry the same `X-Sly-Event-Id`; your dedupe protects against double-processing.
- [Create a webhook subscription](https://docs.getsly.ai/api-reference/webhooks/create-a-webhook-subscription.md): Returns `secret` (whsec_*) shown once — save it to verify signatures. See [signature verification](/sdks/webhook-verification).
- [Delivery stats](https://docs.getsly.ai/api-reference/webhooks/delivery-stats.md): Per-endpoint and tenant-wide delivery counters (delivered, failed, retrying, DLQ).
- [Get a webhook](https://docs.getsly.ai/api-reference/webhooks/get-a-webhook.md)
- [List dead-letter queue](https://docs.getsly.ai/api-reference/webhooks/list-dead-letter-queue.md): Deliveries that exhausted all retries. Subscribe to `webhook.dlq` for real-time alerts.
- [List supported event types](https://docs.getsly.ai/api-reference/webhooks/list-supported-event-types.md): Returns the machine-readable catalog of event types your tenant can subscribe to.
- [List webhooks](https://docs.getsly.ai/api-reference/webhooks/list-webhooks.md)
- [Purge dead-letter queue](https://docs.getsly.ai/api-reference/webhooks/purge-dead-letter-queue.md): Permanently removes DLQ entries. Usually done after manual review confirms the events are either truly failed or have been processed manually.
- [Delete x402 endpoint](https://docs.getsly.ai/api-reference/x402/delete-x402-endpoint.md)
- [Get x402 endpoint](https://docs.getsly.ai/api-reference/x402/get-x402-endpoint.md)
- [List x402 endpoints](https://docs.getsly.ai/api-reference/x402/list-x402-endpoints.md): List all x402 endpoints registered by your tenant.
- [Register an x402 endpoint](https://docs.getsly.ai/api-reference/x402/register-an-x402-endpoint.md): Register an API endpoint that will accept x402 micropayments. Returns a payment address and asset details to advertise in 402 responses.
- [Update x402 endpoint](https://docs.getsly.ai/api-reference/x402/update-x402-endpoint.md)
- [Event-driven architecture](https://docs.getsly.ai/architecture/event-driven.md): Webhooks as the primary signal. The simplest shape that scales for most integrations.
- [Architecture patterns](https://docs.getsly.ai/architecture/overview.md): How to structure your backend around Sly — event-driven, queues, state machines.
- [Queue-backed workers](https://docs.getsly.ai/architecture/queue-model.md): Decouple webhook ack from processing. The shape once event volume grows.
- [State-machine modeled architecture](https://docs.getsly.ai/architecture/state-machine.md): Model orders, checkouts, and agents as explicit FSMs. Best for complex multi-step commerce.
- [Agent tokens](https://docs.getsly.ai/authentication/agent-tokens.md): agent_* bearer tokens for AI agents — simple auth to get started.
- [API keys](https://docs.getsly.ai/authentication/api-keys.md): pk_test_* and pk_live_* — server-to-server auth for partner backends.
- [Ed25519 session tokens](https://docs.getsly.ai/authentication/ed25519-sessions.md): Short-lived sess_* tokens issued via challenge-response. Production-grade agent auth.
- [JWT sessions](https://docs.getsly.ai/authentication/jwt-sessions.md): Dashboard-only user auth via Supabase. Rarely what you want for server integrations.
- [Authentication overview](https://docs.getsly.ai/authentication/overview.md): Five auth methods, when to use each, and how they share one context.
- [Portal tokens](https://docs.getsly.ai/authentication/portal-tokens.md): portal_* scoped tokens for customer-facing dashboards and embedded experiences.
- [Accounts](https://docs.getsly.ai/core-concepts/accounts.md): The person or business that holds funds and owns agents.
- [Agents](https://docs.getsly.ai/core-concepts/agents.md): AI actors that transact on behalf of accounts, under formal identity and policy controls.
- [Environments (test vs. live)](https://docs.getsly.ai/core-concepts/environments.md): Full data isolation between sandbox and production.
- [Quotes](https://docs.getsly.ai/core-concepts/quotes.md): Expiring FX rate quotes for cross-border transfers.
- [Streams](https://docs.getsly.ai/core-concepts/streams.md): Continuous per-second payment flows with buffers, runways, and programmable termination.
- [Tenants](https://docs.getsly.ai/core-concepts/tenants.md): Your organization in Sly. The root of every data isolation boundary.
- [Transfers](https://docs.getsly.ai/core-concepts/transfers.md): One-time movements of funds between wallets.
- [Wallets](https://docs.getsly.ai/core-concepts/wallets.md): Fund-holding primitives attached to accounts and agents.
- [Environments](https://docs.getsly.ai/get-started/environments.md): Test and live environments, sandbox hosts, and the rules for each.
- [Overview](https://docs.getsly.ai/get-started/overview.md): What Sly is, who it's for, and how the pieces fit together.
- [Quickstart](https://docs.getsly.ai/get-started/quickstart.md): First transfer in 5 minutes — dashboard wizard or raw API, your choice.
- [Sign up](https://docs.getsly.ai/get-started/sign-up.md): Apply for beta access, claim your invite, and issue your first API key.
- [Send a cross-border transfer](https://docs.getsly.ai/guides/cross-border-transfer.md): Quote FX, execute a USD → EUR transfer, wait for settlement.
- [Fund a wallet in live mode](https://docs.getsly.ai/guides/fund-live-wallet.md): Move fiat into Sly wallets via card, bank, or crypto on-ramp.
- [Handle a dispute](https://docs.getsly.ai/guides/handle-dispute.md): File, respond to, escalate, or resolve disputes.
- [Issue a refund](https://docs.getsly.ai/guides/issue-refund.md): Full or partial reversal of a completed transfer.
- [Onboard an account](https://docs.getsly.ai/guides/onboard-account.md): Create a business or person account and take it through KYC/KYB.
- [Receive webhooks](https://docs.getsly.ai/guides/receive-webhooks.md): Subscribe, verify, and handle Sly events in your application.
- [Register an agent](https://docs.getsly.ai/guides/register-agent.md): Create an agent under an account, provision credentials, and configure its policy.
- [Sandbox testing checklist](https://docs.getsly.ai/guides/sandbox-testing.md): Exercise everything in sandbox before going live.
- [Start a money stream](https://docs.getsly.ai/guides/start-money-stream.md): Open a per-second payment flow and manage its lifecycle.
- [Migrating from direct card-network integrations](https://docs.getsly.ai/migration/from-card-networks.md): Abstracting Visa VIC / Mastercard Agent Pay under one API.
- [Migrating from Circle](https://docs.getsly.ai/migration/from-circle.md): Keep Circle as your USDC settlement rail; move the agent layer to Sly.
- [Migrating from Stripe](https://docs.getsly.ai/migration/from-stripe.md): What maps, what doesn't, and the recommended incremental path.
- [Migration guides](https://docs.getsly.ai/migration/overview.md): Moving to Sly from other payment platforms — Stripe, Circle, direct card networks.
- [Onboarding: Agent Commerce](https://docs.getsly.ai/onboarding/agent-commerce.md): Let AI agents buy on behalf of users under spending controls. ~15 minutes.
- [Onboarding: API Monetization](https://docs.getsly.ai/onboarding/api-monetization.md): Monetize your API with per-call pricing using x402. ~10 minutes.
- [Onboarding: E-Commerce](https://docs.getsly.ai/onboarding/e-commerce.md): Accept customer payments via hosted checkout. ~12 minutes.
- [Onboarding — pick your path](https://docs.getsly.ai/onboarding/overview.md): Four guided templates that match how you'll use Sly. 10-15 minutes each.
- [Onboarding: Recurring Payments](https://docs.getsly.ai/onboarding/recurring-payments.md): Subscription and mandate-based agent payments. ~12 minutes.
- [A2A (Agent-to-Agent)](https://docs.getsly.ai/protocols/a2a.md): Task delegation, discovery, and settlement between AI agents.
- [ACP (Agentic Commerce Protocol)](https://docs.getsly.ai/protocols/acp.md): Stripe + OpenAI's protocol for agent-driven checkout. Card-network-native.
- [AP2 (Google Agent Payment Protocol)](https://docs.getsly.ai/protocols/ap2.md): Mandate-based authorization for agent spending. Pre-approved, policy-bound payments.
- [Card networks (Visa VIC + Mastercard Agent Pay)](https://docs.getsly.ai/protocols/cards.md): Route agent spend through real card rails with network-level verification.
- [Which protocol should I use?](https://docs.getsly.ai/protocols/decision-tree.md): A flowchart for picking the right protocol for your use case.
- [MCP (Model Context Protocol)](https://docs.getsly.ai/protocols/mcp.md): Anthropic's protocol for exposing tools and resources to LLM agents.
- [MPP (Machine Payments Protocol)](https://docs.getsly.ai/protocols/mpp.md): Session-based M2M payments with vouchers, reconciliation, and streaming cost tracking.
- [Protocols overview](https://docs.getsly.ai/protocols/overview.md): Six agentic commerce protocols, one SDK. What each is for and when to use it.
- [UCP (Unified Commerce Protocol)](https://docs.getsly.ai/protocols/ucp.md): Sly's native tokenized commerce protocol. Broadest compatibility.
- [x402 (HTTP 402 micropayments)](https://docs.getsly.ai/protocols/x402.md): Coinbase's revival of HTTP 402 Payment Required for per-request API monetization.
- [Recipes: Agents & auth](https://docs.getsly.ai/recipes/agents-and-auth.md): Agent lifecycle patterns — auth migration, key rotation, kill-switch, approvals.
- [Recipes](https://docs.getsly.ai/recipes/overview.md): Copy-paste solutions to common tasks. Grab, adapt, ship.
- [Recipes: Protocols](https://docs.getsly.ai/recipes/protocols.md): Per-protocol quick flows — x402 retry, ACP checkout, AP2 execute, A2A task, MPP session.
- [Recipes: Transfers & refunds](https://docs.getsly.ai/recipes/transfers-and-refunds.md): Common transfer patterns — batching, retries, idempotency, export.
- [Recipes: Webhooks & events](https://docs.getsly.ai/recipes/webhooks.md): Verify signatures in multiple languages, dedupe, replay from DLQ, tunnel to localhost.
- [Analytics + Usage](https://docs.getsly.ai/resources/analytics-and-usage.md): Tenant usage metrics for billing, dashboards, and embedded customer portals.
- [Changelog](https://docs.getsly.ai/resources/changelog.md): API, SDK, and platform changes over time.
- [Coming soon](https://docs.getsly.ai/resources/coming-soon.md): Surfaces that are planned but not yet live.
- [Error codes](https://docs.getsly.ai/resources/error-codes.md): Machine-readable error taxonomy with suggested actions.
- [Rate limits](https://docs.getsly.ai/resources/rate-limits.md): Request budgets, headers, and graceful degradation.
- [Status](https://docs.getsly.ai/resources/status.md): System status, uptime commitments, and incident communication.
- [Support](https://docs.getsly.ai/resources/support.md): How to get help and what to include in your ticket.
- [Authentication](https://docs.getsly.ai/scanner/authentication.md): Scanner API keys and Sly SSO session tokens.
- [Credits & Billing](https://docs.getsly.ai/scanner/credits-and-billing.md): Pricing, per-endpoint credit costs, balance API, usage reporting, and top-up flow.
- [Data Model](https://docs.getsly.ai/scanner/data-model.md): The MerchantScan response shape and every field it contains.
- [Batch](https://docs.getsly.ai/scanner/endpoints/batch.md): Bulk-scan hundreds of merchants with CSV upload or JSON payload.
- [Prospects & Demand Intelligence](https://docs.getsly.ai/scanner/endpoints/prospects.md): Opportunity scoring, heat map, CSV export for CRM.
- [Scan](https://docs.getsly.ai/scanner/endpoints/scan.md): On-demand single-domain scan, retrieval, and listing.
- [Synthetic Shopping Tests](https://docs.getsly.ai/scanner/endpoints/tests.md): End-to-end agent checkout runs. Per-step success, blockers, and friction reports.
- [Scanner Overview](https://docs.getsly.ai/scanner/overview.md): Score any merchant domain on agentic-commerce readiness. Built for ecommerce-agent vendors, research teams, and partners prioritizing integrations.
- [Quickstart](https://docs.getsly.ai/scanner/quickstart.md): Five-minute walkthrough: get a key, run a scan, read the score.
- [Rate Limits](https://docs.getsly.ai/scanner/rate-limits.md): Per-key limits, response headers, and how to handle 429s.
- [CLI](https://docs.getsly.ai/sdks/cli.md): @sly_ai/cli — terminal tool for ops, scripts, and CI.
- [MCP server](https://docs.getsly.ai/sdks/mcp-server.md): @sly_ai/mcp-server — Sly capabilities as MCP tools for Claude Desktop and compatible runtimes.
- [Node SDK](https://docs.getsly.ai/sdks/node-sdk.md): @sly_ai/sdk — typed client for Node.js, TypeScript, and Deno.
- [SDKs & tools](https://docs.getsly.ai/sdks/overview.md): Official Sly libraries for Node.js, CLI, and MCP.
- [Webhook verification](https://docs.getsly.ai/sdks/webhook-verification.md): Verify Sly webhook signatures in any language.
- [Settlement overview](https://docs.getsly.ai/settlement/overview.md): How Sly moves money between accounts and out to rails.
- [Reconciliation](https://docs.getsly.ai/settlement/reconciliation.md): Match Sly's internal ledger against rail settlement files; resolve discrepancies.
- [Settlement rules](https://docs.getsly.ai/settlement/rules.md): Programmable triggers for when settlement happens.
- [Scheduled transfers](https://docs.getsly.ai/settlement/scheduled-transfers.md): Recurring transfers with frequency, timezone, and retry controls.
- [Treasury](https://docs.getsly.ai/settlement/treasury.md): Cash position, exposure, rebalancing, and liquidity alerts.
- [Settlement windows](https://docs.getsly.ai/settlement/windows.md): Batch cadence configuration per rail and tenant.
- [Event catalog](https://docs.getsly.ai/webhooks/events.md): Every webhook event Sly emits, with payload schemas.
- [Local testing](https://docs.getsly.ai/webhooks/local-testing.md): Tunnel webhooks to your dev machine.
- [Webhooks](https://docs.getsly.ai/webhooks/overview.md): Subscribe to Sly events and have them pushed to your HTTP endpoint.
- [Replay](https://docs.getsly.ai/webhooks/replay.md): Re-send past events during incident recovery or after endpoint changes.
- [Signature verification](https://docs.getsly.ai/webhooks/signature-verification.md): Verify webhooks come from Sly, not an attacker.

## OpenAPI Specs

- [openapi](https://docs.getsly.ai/api-reference/openapi.json)