# Paycrest

## Docs

- [Authentication](https://docs.paycrest.io/api-reference/authentication.md)
- [Errors](https://docs.paycrest.io/api-reference/errors.md)
- [Get Aggregator Public Key](https://docs.paycrest.io/api-reference/general/get-aggregator-public-key.md)
- [Get Token Rate](https://docs.paycrest.io/api-reference/general/get-token-rate.md): Public quote for a crypto notional on a specific network. Returns **buy** and/or **sell** quotes (fiat per crypto), provider id(s), order type, and refund timeout.
- [List Supported Currencies](https://docs.paycrest.io/api-reference/general/list-supported-currencies.md)
- [List Supported Institutions](https://docs.paycrest.io/api-reference/general/list-supported-institutions.md)
- [List Supported Tokens](https://docs.paycrest.io/api-reference/general/list-supported-tokens.md)
- [Reindex Transaction](https://docs.paycrest.io/api-reference/general/reindex-transaction.md)
- [Verify Account](https://docs.paycrest.io/api-reference/general/verify-account.md)
- [Introduction](https://docs.paycrest.io/api-reference/introduction.md): API Reference for Paycrest. Explore endpoints, request/response formats, and integration details.
- [Get Market Rate](https://docs.paycrest.io/api-reference/provider/get-market-rate.md)
- [Get Node Info](https://docs.paycrest.io/api-reference/provider/get-node-info.md)
- [Get Order by ID](https://docs.paycrest.io/api-reference/provider/get-order-by-id-v2.md): Returns a single payment order assigned to the authenticated provider, including polymorphic source/destination, providerAccount, and transaction logs.
- [Get Provider Stats](https://docs.paycrest.io/api-reference/provider/get-provider-stats.md)
- [List Orders](https://docs.paycrest.io/api-reference/provider/list-orders-v2.md): Returns a paginated list of payment orders assigned to the authenticated provider, in the v2 response schema. Requires a `currency` query parameter. Supports `search`, `export=csv`, `from`/`to` date filters, and `ordering` (asc/desc).
- [Get Order Status by Gateway ID](https://docs.paycrest.io/api-reference/sender/get-lock-payment-order-status.md): Retrieve the status of an order by its onchain Gateway ID and chain ID. Use this for smart contract integrations.
- [Get Order by ID](https://docs.paycrest.io/api-reference/sender/get-payment-order-by-id-v2.md)
- [Get Sender Stats](https://docs.paycrest.io/api-reference/sender/get-sender-stats.md)
- [Initiate Order](https://docs.paycrest.io/api-reference/sender/initiate-payment-order-v2.md): Creates a new payment order.
- [List Orders](https://docs.paycrest.io/api-reference/sender/list-payment-orders-v2.md)
- [Protocol Architecture](https://docs.paycrest.io/concepts/architecture.md): The technical components behind Paycrest's payment routing — Gateway contract, aggregator, and provision nodes
- [Compliance & Security](https://docs.paycrest.io/concepts/compliance-security.md): How compliance works in the Paycrest protocol — and what security guarantees the protocol provides.
- [Protocol Participants](https://docs.paycrest.io/concepts/participants.md): Understanding the key participants in the Paycrest protocol ecosystem
- [Transaction Lifecycle](https://docs.paycrest.io/concepts/transaction-lifecycle.md): Understanding how payment messages flow through the Paycrest protocol from order creation to settlement
- [Use Cases](https://docs.paycrest.io/concepts/use-cases.md): Explore how businesses and developers can leverage Paycrest for various payment scenarios
- [Provider Setup Guide](https://docs.paycrest.io/implementation-guides/provider-setup-guide.md): Complete step-by-step guide to become a Paycrest provider and run a provision node
- [Sender API Integration](https://docs.paycrest.io/implementation-guides/sender-api-integration.md): Ship offramp and onramp with one create call; add verify-account and public rates when you want a richer checkout UX.
- [Smart Contract Interaction](https://docs.paycrest.io/implementation-guides/smart-contract-interaction.md): Integrate with Paycrest using the Gateway smart contract for onchain order management.
- [Introduction](https://docs.paycrest.io/introduction.md): Decentralized payment routing infrastructure for stablecoin-fiat conversion — connecting apps and users to a global network of fiat liquidity providers.
- [Protocol Overview](https://docs.paycrest.io/protocol-overview.md): Deep dive into the Paycrest protocol architecture, participants, and core components
- [Quickstart](https://docs.paycrest.io/quickstart.md): Create your first Paycrest payment order in minutes.
- [Changelog](https://docs.paycrest.io/resources/changelog.md): A record of notable API, protocol, and documentation changes.
- [Code Standards](https://docs.paycrest.io/resources/code-standards.md): Understanding Paycrest's currency and institution code formats
- [Gateway Contract Addresses](https://docs.paycrest.io/resources/gateway-contract-addresses.md): Deployment addresses for Paycrest Gateway contracts across all supported networks
- [Supported Currencies](https://docs.paycrest.io/resources/supported-currencies.md): Complete list of supported fiat currencies, countries, and delivery channels
- [Supported Stablecoins](https://docs.paycrest.io/resources/supported-stablecoins.md): Complete list of supported stablecoins and their network availability
- [Troubleshooting](https://docs.paycrest.io/resources/troubleshooting.md): Common issues and solutions for Paycrest integration

## OpenAPI Specs

- [openapi-v2](https://docs.paycrest.io/openapi-v2.yaml)
- [openapi-v1](https://docs.paycrest.io/openapi-v1.yaml)
- [openapi](https://docs.paycrest.io/api-reference/openapi.json)