# APIGen

**Canonical:** https://apis.io/providers/apigen/  
**APIs profiled:** 8

ApiGen is an open source PHP API documentation generator that automatically produces smart and simple documentation from PHP source code. It supports PHP 7.1+ including all PHP 8.3 features like enums, union types, readonly classes, and intersection types. ApiGen is maintained by the ApiGen GitHub organization and can be installed via Docker, Phar binary, or Composer.

## Kin Score — 38.7 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 38.7).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 77.4 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 19.0 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 29.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (8)

- **APIGen Connectors API** — Configure connections to external data sources.
- **APIGen Deployments API** — Deploy APIs to target environments.
- **APIGen Endpoints API** — Define and manage API endpoints.
- **APIGen Projects API** — Manage API generation projects.
- **APIGen Schemas API** — Define data schemas for APIs.
- **APIGen Tests API** — Create and run automated API tests.
- **APIGen Tokens API** — Manage API authentication tokens.
- **APIGen Users API** — Manage user profiles.

## Agentic access (1)

- **Apigen Agentic Access** — 39 operations · 23 acting · 1 human-in-the-loop

## Security (2)

- **Apigen Authentication** — apiKey/http · 2 schemes
- **Apigen Domain Security** — TLSv1.3

## Plans (1)

- **Apigen Plans Pricing**

## Use cases (3)

- **PHP Library Documentation** — Generate comprehensive API reference documentation for PHP libraries and packages.
- **CI/CD Documentation Pipeline** — Automate API documentation generation as part of continuous integration workflows.
- **Open Source Project Docs** — Create and maintain documentation for open source PHP projects.

## Tags

Code, Documentation, Generation, Open-Source, PHP

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/apigen/). Scores are computed from the provider's own public artifacts under a published rubric.