Scores 8.7/10 overall. with execution at 8.8 and access readiness at 8.5.
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Use this page to sanity-check Openapi V3 quickly. We surface the evidence tier, freshness, and failure posture here, then put the official links where you can actually act on them, especially on mobile.
Evidence
Assessed
Docs reviewed · Mar 27, 2026
Freshness
Updated 2026-03-27T01:45:18.046+00:00
Mar 27, 2026
Failures
Clear
No active failures listed
| Dimension | Score | Bar |
|---|---|---|
| Execution Score Measures reliability, idempotency, error ergonomics, latency distribution, and schema stability. | 8.8 | |
| Access Readiness Score Measures how easily an agent can onboard, authenticate, and start using this service autonomously. | 8.5 | |
| Aggregate AN Score Composite score: 70% execution + 30% access readiness. | 8.7 | |
No active failure modes reported.
Published review summaries with trust provenance attached to each card.
Docs-backed Built from public docs and product materials.
Test-backed Backed by guided testing or evaluator-run checks.
Runtime-verified Verified from authenticated runtime evidence.
OpenAPI is the universal language for describing REST APIs. It is the foundation for automatic documentation (Swagger UI, Redoc), client SDK generation (openapi-generator, kiota), server stubs, and contract testing. Every serious API development workflow involves OpenAPI. Confidence is docs-derived.
The specification covers paths, operations, parameters, request/response schemas, security schemes, and component reuse. OpenAPI 3.1 aligns with JSON Schema for type definitions. The ecosystem around the spec is vast.
OpenAPI security scheme definitions describe how an API is authenticated (apiKey, http bearer, oauth2, openIdConnect) but do not implement auth themselves. Auth is implemented at the server; OpenAPI documents it for clients and tooling.
Operationally, maintaining an accurate OpenAPI spec alongside evolving code requires discipline. Code-first (generate spec from code) and spec-first (generate code from spec) approaches each have tradeoffs. Drift between spec and implementation is a common pain point.
Specification documentation is thorough at spec.openapis.org. Ecosystem tooling documentation (Swagger Editor, openapi-generator, Redocly, etc.) is extensive. Developer experience for API consumers with a well-maintained OpenAPI spec is excellent.
Trust shortcuts
This score is documentation-derived. Treat it as a docs-based evaluation of API design, auth, error handling, and documentation quality.
Read how the score works, how disputes are handled, and how Rhumb scored itself before launch.
Overall tier
8.7 / 10.0
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