MCP QUEEN
com.purplegrain/api C provisional — auth-gated, tooling unverifiable
Search and book agricultural contracting services on the Purple Grain marketplace.
Web & Searchv1.0.0streamable-httpapi.purplegrain.com repository
Grade evidence — probed 2026-07-13 06:00 UTC
| Criterion | Points | Observed |
|---|---|---|
| reachability | 18 / 25 | HTTP 401 in 515ms — auth required; WWW-Authenticate present: "Bearer resource_metadata="https://api.purplegrain.com/.well-known/oauth-protected-resource"" |
| protocol | 0 / 15 | handshake not reachable behind auth — unverified |
| tooling | 0 / 0 | auth-gated — tooling unverifiable, excluded from score (grade marked provisional) |
| latency | 7 / 10 | initialize round-trip 515ms |
| provenance | 15 / 15 | description present; repository linked; version 1.0.0; namespace com.purplegrain matches endpoint/repo |
Score 62/100 · latency 515ms · — tools · auth: auth-wellbehaved
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Probe history
| When (UTC) | Grade | Score | Latency |
|---|---|---|---|
| 2026-07-13 06:00 | C | 62 | 515ms |