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APIs.guru

by APIs.guru Free tier

Wikipedia for Web APIs. Repository of API definitions in OpenAPI format. Warning: If you want to be notified about changes in advance please join our Slack channel. Client sample: [[Demo]](https://apis.guru/simp

communicationapis

Quick Reference

Base URL https://api.apis.guru/v2 Auth type none Auth header # No auth required Rate limit See documentation Pricing Enterprise / contact sales Free quota None Documentation https://APIs.guru Endpoint status Server online — HTTP 404 — server is online but path returned an error (may require auth)932ms (checked Mar 29, 2026) Builder score D 49% builder-friendly
Pricing
28
Latency
38
Depth
72

Authentication

No authentication required

# No auth required

Pricing

Model subscription Starting price Enterprise / contact sales Free quota None

Free — open public API, no authentication required.

Key Endpoints

MethodPathDescription
GET /list.json List all APIs
GET /metrics.json Get basic metrics
GET /providers.json List all providers
GET /specs/{provider}/{api}.json Retrieve one version of a particular API
GET /specs/{provider}/{service}/{api}.json Retrieve one version of a particular API with a serviceName.
GET /{provider}.json List all APIs for a particular provider
GET /{provider}/services.json List all serviceNames for a particular provider

Sample Request

curl -X GET 'https://api.apis.guru/v2/list.json' \
  -H '# No auth required'

Sample Response

{}

Data sourced from API Map. Always verify pricing and rate limits against the official APIs.guru documentation.