# OS OAuth 2 API

**Canonical:** https://apis.io/apis/ordnance-survey/os-oauth2-api/  
**Provider:** Ordnance Survey — https://apis.io/providers/ordnance-survey/  
**Base URL:** https://api.os.uk/oauth2/token/v1  
**Documentation:** https://docs.os.uk/os-apis/accessing-os-apis/oauth-2-api

OS OAuth 2 API is one of 25 APIs that [Ordnance Survey](https://apis.io/providers/ordnance-survey/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Authentication. The published artifact set on APIs.io includes API documentation, authentication docs, and an API reference.

OAuth 2.0 client credentials token service issuing time-limited access tokens for OS Data Hub APIs, so project API keys need not be embedded in browser code. The token URL is https://api.os.uk/oauth2/token/v1 and no named scopes are published.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.os.uk/os-apis/accessing-os-apis/oauth-2-api
- **Authentication** — https://docs.os.uk/os-apis/core-concepts/authentication
- **APIReference** — https://docs.os.uk/os-apis/accessing-os-apis/oauth-2-api/technical-specification

## Other Ordnance Survey APIs (12)

- [OS Match & Cleanse API (withdrawn)](https://apis.io/apis/ordnance-survey/os-match-and-cleanse-api/)
- [Ordnance Survey Bounding box API](https://apis.io/apis/ordnance-survey/ordnance-survey-bounding-box-api/)
- [Ordnance Survey Collections API](https://apis.io/apis/ordnance-survey/ordnance-survey-collections-api/)
- [Ordnance Survey Data Collections API](https://apis.io/apis/ordnance-survey/ordnance-survey-data-collections-api/)
- [Ordnance Survey Data Packages API](https://apis.io/apis/ordnance-survey/ordnance-survey-data-packages-api/)
- [Ordnance Survey Features API](https://apis.io/apis/ordnance-survey/ordnance-survey-features-api/)
- [Ordnance Survey Find API](https://apis.io/apis/ordnance-survey/ordnance-survey-find-api/)
- [Ordnance Survey Get Capabilities API](https://apis.io/apis/ordnance-survey/ordnance-survey-getcapabilities-api/)
- [Ordnance Survey Landing Page API](https://apis.io/apis/ordnance-survey/ordnance-survey-landing-page-api/)
- [Ordnance Survey Nearest API](https://apis.io/apis/ordnance-survey/ordnance-survey-nearest-api/)
- [Ordnance Survey Open Data API](https://apis.io/apis/ordnance-survey/ordnance-survey-opendata-api/)
- [Ordnance Survey OS OpenData Users API](https://apis.io/apis/ordnance-survey/ordnance-survey-os-opendata-users-api/)

## Tags

Authentication

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/ordnance-survey/os-oauth2-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/ordnance-survey/.