Category Leaderboard
APIs Ranked by OpenAPI and Machine-Readable Specs
A data-backed Yoofooz ranking of APIs by machine-readable specification and OpenAPI readiness signals.
Why this matters for AI agents
Machine-readable specs help AI assistants understand endpoints, schemas, authentication, request bodies, and response formats without guessing from prose alone.
Ranked by Machine-readable specifications / OpenAPI
This ranking uses only the category scores present in existing Yoofooz report JSON files.
| Rank | API | Category score | Overall score | Certification level | Matched signals | Links |
|---|---|---|---|---|---|---|
| 1 | Firecrawl Developer Platforms | 10 | 90 | Yoofooz Certified | openapi, json schema, api reference, endpoints, schema, endpoint reference | Profile JSON |
| 2 | Resend API | 10 | 90 | Yoofooz Certified | openapi, api spec, api reference, endpoints, schema | Profile JSON |
| 3 | GitHub Developer Platforms | 10 | 85 | Yoofooz Certified | openapi, endpoints | Profile JSON |
| 4 | Notion Productivity | 10 | 85 | Yoofooz Certified | postman collection, api reference, endpoints, schema | Profile JSON |
| 5 | Anthropic AI Models | 10 | 80 | Yoofooz Ready | json schema, api reference, endpoints, schema | Profile JSON |
| 6 | Mistral API AI Models | 10 | 80 | Yoofooz Ready | openapi, api spec, api reference, endpoints, schema, endpoint reference | Profile JSON |
| 7 | Neon API Backend / Database | 10 | 80 | Yoofooz Ready | openapi, api spec, api reference, endpoints, schema | Profile JSON |
| 8 | Groq API AI Models | 10 | 75 | Yoofooz Ready | openapi, json schema, api reference, endpoints, schema | Profile JSON |
| 9 | Linear API Developer Platforms | 10 | 75 | Yoofooz Ready | graphql schema, endpoints, schema, graphql, schema explorer | Profile JSON |
| 10 | MongoDB / Atlas APIs Backend / Database | 10 | 75 | Yoofooz Ready | json schema, api spec, api reference, endpoints, schema | Profile JSON |
| 11 | PostHog API Analytics | 10 | 75 | Yoofooz Ready | openapi, api spec, api reference, endpoints, schema | Profile JSON |
| 12 | Replicate AI Models | 10 | 75 | Yoofooz Ready | openapi, swagger, json schema, endpoints, schema | Profile JSON |
| 13 | Clerk APIs Authentication | 10 | 70 | Yoofooz Ready | openapi, api reference, endpoints, schema | Profile JSON |
| 14 | Twilio Communications | 10 | 70 | Yoofooz Ready | openapi, postman collection, api spec, api reference, schema | Profile JSON |
| 15 | Cohere API AI Models | 10 | 65 | Agent-Compatible With Gaps | openapi, api spec, endpoints, schema | Profile JSON |
| 16 | Sponge Wallet Payments | 10 | 65 | Agent-Compatible With Gaps | openapi, endpoints, schema | Profile JSON |
| 17 | ToolVet Security | 10 | 65 | Agent-Compatible With Gaps | openapi, json schema, endpoints, schema | Profile JSON |
| 18 | xAI AI Models | 10 | 65 | Agent-Compatible With Gaps | json schema, endpoints, schema | Profile JSON |
| 19 | FDIC BankFind Suite Financial Data | 10 | 40 | Not Yet Agent-Ready | openapi, swagger, api spec, endpoints, schema | Profile JSON |
| 20 | Hyreagent Fintech | 10 | 35 | Not Yet Agent-Ready | openapi, api spec, endpoints, schema | Profile JSON |
| 21 | Plaid Fintech | 5 | 90 | Yoofooz Certified | postman collection, api reference, endpoints, schema | Profile JSON |
| 22 | ElevenLabs API Voice AI | 5 | 75 | Yoofooz Ready | endpoints, schema | Profile JSON |
| 23 | Google Gemini AI Models | 5 | 75 | Yoofooz Ready | api reference, schema | Profile JSON |
| 24 | OpenAI AI Models | 5 | 75 | Yoofooz Ready | api reference, endpoints | Profile JSON |
| 25 | Shopify Commerce | 5 | 75 | Yoofooz Ready | api reference, endpoints | Profile JSON |
| 26 | Stripe Payments | 5 | 75 | Yoofooz Ready | api reference, endpoints | Profile JSON |
| 27 | Cloudflare Infrastructure | 5 | 70 | Yoofooz Ready | api reference, schema | Profile JSON |
| 28 | Discord Communications | 5 | 70 | Yoofooz Ready | api reference, schema | Profile JSON |
| 29 | SendGrid | 5 | 70 | Yoofooz Ready | api reference, schema | Profile JSON |
| 30 | Supabase Backend / Database | 5 | 70 | Yoofooz Ready | api reference, schema | Profile JSON |
| 31 | Slack Communications | 0 | 65 | Agent-Compatible With Gaps | api reference | Profile JSON |
Copy this context for your AI assistant
Use this Yoofooz category leaderboard to compare APIs by machine_readable_spec score. Treat the page as a summary of available report data and prefer individual Yoofooz report JSON for precise claims.