Linkable asset
Public API Agent-Readiness Index
The same transparent rubric applied to widely-used public APIs. Updated quarterly · methodology v1.3.
100
APIs scored
68
Median score
12%
Grade A or better
| # | API | Score | Grade | Surface | Discovery | Trend |
|---|---|---|---|---|---|---|
| 1 | Stripe | 91 | A | Curated | MCP + llms.txt | ▲ 3 |
| 2 | GitHub | 87 | A− | Curated | OpenAPI | ▲ 1 |
| 3 | Twilio | 81 | B+ | Partial | OpenAPI | — 0 |
| 4 | Notion | 74 | B− | Partial | llms.txt | ▲ 6 |
| 5 | Acme Cloud | 72 | B− | Raw CRUD | None | ▼ 2 |
| 6 | LegacyCorp | 49 | D+ | Raw CRUD | None | ▼ 4 |
Sponsored slot · disclosed Rankings are never influenced by sponsorship — see editorial policy.
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