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APIs.guru

APIs.guru — Community-maintained directory of 2000+ public OpenAPI specifications indexed for discovery and tooling.

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Our Verdict

An indispensable free resource for anyone building API tools, even with some stale entries.

Pros

  • 2000+ real-world OpenAPI specs
  • Free and open directory
  • Great for SDK generators and tooling
  • Community-curated quality

Cons

  • Some specs stale or unmaintained
  • Coverage uneven per vendor
  • No official API SLAs
  • Search UX is basic
Best for: Tool builders, SDK generators, and researchers needing bulk OpenAPI specs Not for: Teams needing authoritative, always-current specs direct from vendors

When to Use APIs.guru

Good fit if you need

  • Discover OpenAPI specs for 2000+ public APIs
  • SDK auto-generation from community-maintained specs
  • API compatibility checks against published OpenAPI
  • Toolchain integration pulling latest spec for validation
  • Open-source catalog for API aggregator applications

APIs.guru Pricing

Pricing Model
free
Free Tier
Yes
Entry Price
Enterprise Available
No
Transparency Score

Beta — estimates may differ from actual pricing

1,000
1001K10K100K1M

Estimated Monthly Cost

$25

Estimated Annual Cost

$300

Estimates are approximate and may not reflect current pricing. Always check the official pricing page.

Lock-in Assessment

Low 5/5
Lock-in Score
5/5

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