Oauth2-Proxy

oauth2-proxy is an open-source reverse proxy that provides authentication with Google, Azure, OpenID Connect, and many more identity providers.

Oauth2-Proxy publishes 6 APIs on the APIs.io network, including Metrics API, Oauth2 API, OAuth2 Proxy Endpoints API, and 3 more. Tagged areas include Authentication Proxy and Proxy.

Oauth2-Proxy’s developer surface includes authentication, documentation, and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub

23.2/100 emerging ▬ flat Agent 23/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0

AccessFreemiumSelf serve⚡ Free to try

7 APIs

Authentication ProxyProxy

Kin Score

Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0

Composite quality — 23.2/100 · emerging

Contract Quality 9.8 / 25

Developer Ergonomics 4.3 / 20

Access Clarity 3.2 / 20

Operational Transparency 1.4 / 13

Contract Governance 0.0 / 12

Discoverability 4.6 / 10

Agent readiness — 23/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 6 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 9 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 4 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/oauth2-proxy: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 7

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Oauth2 Proxy Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation

Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

Authentication

Authentication

Company 1

The organization behind the API

Website

Website

Source (apis.yml)

aid: oauth2-proxy
name: Oauth2-Proxy
description: oauth2-proxy is an open-source reverse proxy that provides authentication with Google, Azure, OpenID Connect,
  and many more identity providers.
type: Index
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/oauth2-proxy.png
tags:
- Authentication Proxy
- Proxy
url: https://raw.githubusercontent.com/api-evangelist/oauth2-proxy/refs/heads/main/apis.yml
created: '2026-03-27'
modified: '2026-03-27'
specificationVersion: '0.23'
apis:
- aid: oauth2-proxy:oauth2-proxy
  name: Oauth2-Proxy
  description: oauth2-proxy is an open-source reverse proxy that provides authentication with Google, Azure, OpenID Connect,
    and many more identity providers.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Authentication Proxy
  - Proxy
  properties:
  - type: Documentation
    url: https://oauth2-proxy.github.io/oauth2-proxy/configuration/overview
  - type: GettingStarted
    url: https://oauth2-proxy.github.io/oauth2-proxy/installation
- aid: oauth2-proxy:oauth2-proxy-metrics-api
  name: Oauth2-Proxy Metrics API
  description: The Metrics API from Oauth2-Proxy — 1 operation(s) for metrics.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Metrics
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-metrics-api-openapi.yml
- aid: oauth2-proxy:oauth2-proxy-oauth2-api
  name: Oauth2-Proxy Oauth2 API
  description: The Oauth2 API from Oauth2-Proxy — 7 operation(s) for oauth2.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Authentication
  tags_raw:
  - Oauth2
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-oauth2-api-openapi.yml
- aid: oauth2-proxy:oauth2-proxy-oauth2-proxy-endpoints-api
  name: Oauth2-Proxy OAuth2 Proxy Endpoints API
  description: The OAuth2 Proxy Endpoints API from Oauth2-Proxy — 1 operation(s) for oauth2 proxy endpoints.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - OAuth2 Proxy Endpoints
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-oauth2-proxy-endpoints-api-openapi.yml
- aid: oauth2-proxy:oauth2-proxy-ping-api
  name: Oauth2-Proxy Ping API
  description: The Ping API from Oauth2-Proxy — 1 operation(s) for ping.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Ping
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-ping-api-openapi.yml
- aid: oauth2-proxy:oauth2-proxy-ready-api
  name: Oauth2-Proxy Ready API
  description: The Ready API from Oauth2-Proxy — 1 operation(s) for ready.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Ready
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-ready-api-openapi.yml
- aid: oauth2-proxy:oauth2-proxy-robots-txt-api
  name: Oauth2-Proxy Robots.txt API
  description: The Robots.txt API from Oauth2-Proxy — 1 operation(s) for robots.txt.
  humanURL: https://oauth2-proxy.github.io/oauth2-proxy/
  tags:
  - Robots.txt
  properties:
  - type: OpenAPI
    url: openapi/oauth2-proxy-robots-txt-api-openapi.yml
common:
- type: AgenticAccess
  url: agentic-access/oauth2-proxy-agentic-access.yml
- type: Authentication
  url: authentication/oauth2-proxy-authentication.yml
- type: Website
  url: https://oauth2-proxy.github.io/oauth2-proxy/
- type: Documentation
  url: https://oauth2-proxy.github.io/oauth2-proxy/configuration/overview
- type: GitHubOrganization
  url: https://github.com/oauth2-proxy/oauth2-proxy
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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