# MetaMask API

**Canonical:** https://apis.io/apis/metamask/metamask-api/  
**Provider:** MetaMask — https://apis.io/providers/metamask/  
**Documentation:** https://docs.metamask.io/embedded-wallets/sdk/react/advanced/custom-authentication

MetaMask API is published by [MetaMask](https://apis.io/providers/metamask/) on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. The published artifact set on APIs.io includes an OpenAPI specification.

MetaMask API as documented publicly: 1 operations. Contract generated from the documentation by API Evangelist (2026-10-13); not the provider's own document.

## Operations (1)

| Method | Path | Summary |
|---|---|---|
| POST | `/api/token` | POST /api/token |

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/metamask/refs/heads/main/openapi/_ae-authored/metamask-openapi-generated.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/metamask/refs/heads/main/apis.yml

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/metamask/metamask-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/metamask/.