> ## Documentation Index
> Fetch the complete documentation index at: https://cantonfoundation-external-snippet-helper-copy.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# API Reference

The API Reference covers every programmatic interface to Canton - review endpoints, request/response schemas, services, messages, and client library types, all with lifecycle annotations.

<Columns cols={2}>
  <Card title="Ledger API" icon="bookmark" href="/appdev/reference/pqs-sql-reference">
    Generated reference for Canton's Ledger API across 5 gRPC packages - review services, request/response schemas, and version history for commands, updates, and more.
  </Card>

  <Card title="TypeScript" icon="bookmark" href="/reference/typescript">
    Generated reference for Daml TypeScript types plus the Wallet SDK and dApp SDK client libraries.
  </Card>
</Columns>

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  <Card title="Daml Standard Library" icon="bookmark" href="appdev/reference/daml-standard-library/da-action">
    Generated module reference for the Daml stdlib - covers core modules and more.
  </Card>

  <Card title="dApp API" icon="bookmark" href="reference/wallet-gateway-json-rpc/specs/dapp-api">
    An OpenRPC specification for the dApp to interact with a Wallet Provider.
  </Card>
</Columns>

<Columns cols={2}>
  <Card title="Wallet Gateway" icon="bookmark" href="/reference/wallet-gateway-json-rpc/specs/user-api">
    Versioned OpenRPC reference - use this to integrate wallets and dApps with the Splice Wallet Gateway.
  </Card>

  <Card title="Splice APIs" icon="bookmark" href="/reference/splice-scan-api/common/readyz">
    Developing with Canton Network's OpenAPI endpoints for: Canton Coin data, name service, token standard, and more.
  </Card>
</Columns>

<Columns cols={2}>
  <Card title="Admin API" icon="bookmark" href="/reference/admin-api/protobuf/index">
    Generated gRPC package reference for Canton Admin API services, messages, and lifecycle history.
  </Card>
</Columns>