# Crowdin

**Canonical:** https://apis.io/providers/crowdin/  
**Website:** https://crowdin.com/  
**APIs profiled:** 9

Crowdin is a localization management platform for software, mobile, games, and documentation. It offers a REST API v2 covering projects, files, strings, translations, screenshots, glossaries, MT engines, and webhooks, plus a single GraphQL endpoint. Authentication uses Personal Access Tokens or OAuth 2. Official client libraries are published for JavaScript/TypeScript, Python, PHP, .NET, Java, and Ruby. Crowdin Enterprise customers get a per-tenant domain (e.g. https://{domain}.api.crowdin.com).

## Kin Score — 36.7 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 36.7).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 55.2 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 36.8 |
| Access Clarity | 36.8 |

## 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

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

## APIs (9)

- **Crowdin REST API v2** — Full-coverage REST API for Crowdin and Crowdin Enterprise. Resources include projects, files, source strings, string translations, string comments, screenshots, glossaries, MT e...
- **Crowdin GraphQL API** — Single-endpoint GraphQL API for Crowdin Enterprise. Authentication via Bearer token using a Personal Access Token or OAuth 2 access token.
- **Crowdin Files API** — The Files API from Crowdin — 2 operation(s) for files.
- **Crowdin Glossaries API** — The Glossaries API from Crowdin — 2 operation(s) for glossaries.
- **Crowdin Projects API** — The Projects API from Crowdin — 2 operation(s) for projects.
- **Crowdin Screenshots API** — The Screenshots API from Crowdin — 1 operation(s) for screenshots.
- **Crowdin SourceStrings API** — The SourceStrings API from Crowdin — 2 operation(s) for sourcestrings.
- **Crowdin StringTranslations API** — The StringTranslations API from Crowdin — 1 operation(s) for stringtranslations.
- **Crowdin Webhooks API** — The Webhooks API from Crowdin — 1 operation(s) for webhooks.

## Agentic access (1)

- **Crowdin Agentic Access** — 23 operations · 12 acting

## Security (4)

- **Crowdin Authentication** — http · 1 scheme
- **Crowdin Domain Security** — TLSv1.3 · HSTS · DMARC
- **Crowdin Vulnerability Disclosure** — security.txt · contact published
- **Crowdin Trust Center** — ISO 27001, HIPAA, GDPR

## Plans (1)

- **Crowdin Plans Pricing**

## Tags

Localization, Translation, TMS, REST, GraphQL, Developer Tools, Enterprise

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