# TwentyAPI OAuth Token API

**Canonical:** https://apis.io/apis/twentyci/twentyapi-oauth-token-api/  
**Provider:** TwentyCi — https://apis.io/providers/twentyci/  
**Base URL:** https://api.twentyci.co.uk  
**Documentation:** https://api.twentyci.co.uk/documentation#authorisation-for-api-requests

TwentyAPI OAuth Token API is one of 9 APIs that [TwentyCi](https://apis.io/providers/twentyci/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Authentication and Bearer Token. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The single documented authentication endpoint for TwentyAPI. Exchanges a TwentyCi-issued client_id, client_secret, username and password for a bearer access token and refresh token, which is then presented in an Authorization header as "Bearer <token-key>". TwentyCi labels the scheme OAuth2 with an Implicit flow while documenting a resource-owner password-credentials request body; the only documented scope value is "*". No OpenID Connect discovery document is served.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/twentyci/refs/heads/main/openapi/twentyci-twentyapi-oauth-openapi.json
- **Documentation** — https://api.twentyci.co.uk/documentation#authorisation-for-api-requests
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/twentyci/refs/heads/main/apis.yml

## Other TwentyCi APIs (8)

- [TwentyAPI Properties API](https://apis.io/apis/twentyci/twentyapi-properties-api/)
- [TwentyAPI Agent Performance API](https://apis.io/apis/twentyci/twentyapi-agent-performance-api/)
- [TwentyAPI Trigger Information API](https://apis.io/apis/twentyci/twentyapi-trigger-information-api/)
- [TwentyAPI Categories API](https://apis.io/apis/twentyci/twentyapi-categories-api/)
- [TwentyAPI Address Match API](https://apis.io/apis/twentyci/twentyapi-address-match-api/)
- [TwentyAPI Schools API](https://apis.io/apis/twentyci/twentyapi-schools-api/)
- [TwentyAPI UK Housing Market Metrics API](https://apis.io/apis/twentyci/twentyapi-uk-housing-market-metrics-api/)
- [TwentyAPI This is Now API](https://apis.io/apis/twentyci/twentyapi-this-is-now-api/)

## Tags

Authentication, Bearer Token

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