MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-visitor/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 46 of 46 observations since 12 September 2026.

The record behind itOne mark per snapshot, and every grade sealed along the way.

grade/v1
sealed in REL-SNAP-084

Sealed grades: UNGRADED from REL-SNAP-039 to REL-SNAP-051, A from REL-SNAP-052 to REL-SNAP-084.

  • Reachable
  • Reachable, asked to sign in or pay
  • Not reachable
  • Not observed
Transport
streamable-http
Tools listed
31
Tool schema fingerprint
75a9b449f9492926…changed 2 times on the record
Name reported by the server
CF-Visitor scheme token, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/cf-visitoras the registry listed it; not covered by the chain
First and last observed
12 Sep 2026 to 27 Oct 2026

Observations

Newest first. Each row is a separate look, not a summary.

Observed (UTC)SnapshotRecorded asLatencyToolsTool schema
2026-10-27 09:26REL-SNAP-084OK262 ms3175a9b449f9492926…
2026-10-26 09:26REL-SNAP-083OK54 ms3175a9b449f9492926…
2026-10-25 09:22REL-SNAP-082OK54 ms3175a9b449f9492926…
2026-10-24 09:21REL-SNAP-081OK57 ms3175a9b449f9492926…
2026-10-23 10:32REL-SNAP-080OK50 ms3175a9b449f9492926…
2026-10-22 10:08REL-SNAP-079OK45 ms3175a9b449f9492926…
2026-10-21 09:49REL-SNAP-078OK54 ms3175a9b449f9492926…
2026-10-20 10:18REL-SNAP-077OK51 ms3175a9b449f9492926…
Show all 46 observations
2026-10-19 10:28REL-SNAP-076OK51 ms3175a9b449f9492926…
2026-10-18 09:30REL-SNAP-075OK48 ms3175a9b449f9492926…
2026-10-17 09:28REL-SNAP-074OK52 ms3175a9b449f9492926…
2026-10-16 09:40REL-SNAP-073OK45 ms3175a9b449f9492926…
2026-10-15 09:44REL-SNAP-072OK79 ms3175a9b449f9492926…
2026-10-14 09:51REL-SNAP-071OK58 ms3175a9b449f9492926…
2026-10-13 09:52REL-SNAP-070OK50 ms3175a9b449f9492926…
2026-10-12 10:34REL-SNAP-069OK56 ms3175a9b449f9492926…
2026-10-11 09:26REL-SNAP-068OK49 ms3175a9b449f9492926…
2026-10-10 09:28REL-SNAP-067OK66 ms3175a9b449f9492926…
2026-10-09 09:31REL-SNAP-066OK60 ms3175a9b449f9492926…
2026-10-08 09:42REL-SNAP-065OK98 ms3175a9b449f9492926…
2026-10-07 09:53REL-SNAP-064OK43 ms3175a9b449f9492926…
2026-10-06 09:28REL-SNAP-063OK51 ms3175a9b449f9492926…
2026-10-05 10:17REL-SNAP-062OK59 ms3175a9b449f9492926…
2026-10-04 09:43REL-SNAP-061OK43 ms3175a9b449f9492926…
2026-10-03 09:37REL-SNAP-060OK44 ms3175a9b449f9492926…
2026-10-02 09:34REL-SNAP-059OK55 ms3175a9b449f9492926…
2026-10-01 09:38REL-SNAP-058OK82 ms3175a9b449f9492926…
2026-09-30 10:02REL-SNAP-057OK50 ms3175a9b449f9492926…
2026-09-29 09:58REL-SNAP-056OK63 ms3175a9b449f9492926…
2026-09-28 10:10REL-SNAP-055OK54 ms3175a9b449f9492926…
2026-09-27 09:56REL-SNAP-054OK42 ms3175a9b449f9492926…
2026-09-26 09:44REL-SNAP-053OK53 ms3175a9b449f9492926…
2026-09-25 10:07REL-SNAP-052OK47 ms3175a9b449f9492926…
2026-09-24 10:10REL-SNAP-051OK48 ms3175a9b449f9492926…
2026-09-23 10:15REL-SNAP-050OK55 ms31f64d4cf992daaa6d…
2026-09-22 09:54REL-SNAP-049OK55 ms30e3d10e9e276e1ee8…
2026-09-21 09:38REL-SNAP-048OK47 ms30e3d10e9e276e1ee8…
2026-09-20 09:56REL-SNAP-047OK51 ms30e3d10e9e276e1ee8…
2026-09-19 09:41REL-SNAP-046OK43 ms30e3d10e9e276e1ee8…
2026-09-18 09:55REL-SNAP-045OK47 ms30e3d10e9e276e1ee8…
2026-09-17 10:05REL-SNAP-044OK44 ms30e3d10e9e276e1ee8…
2026-09-16 10:21REL-SNAP-043OK56 ms30e3d10e9e276e1ee8…
2026-09-15 09:56REL-SNAP-042OK45 ms30e3d10e9e276e1ee8…
2026-09-14 10:07REL-SNAP-041OK58 ms30e3d10e9e276e1ee8…
2026-09-13 10:03REL-SNAP-040OK52 ms30e3d10e9e276e1ee8…
2026-09-12 09:36REL-SNAP-039OK52 ms30e3d10e9e276e1ee8…

Checking this record

Each observation above is a leaf of the merkle root published with its snapshot. A proof shows a record is in the archive. It does not show the measurement is correct.

Latest root, REL-SNAP-084

ed182ac44848117a98c9536eabbd63d33a756c4db072812094c742e3fa1fdef6

Published at

gist.github.com/181cc5f4834e0a4f812acde9a5efdb95

Is agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-visitor/mcp reliable?
Its sealed grade is A (grade/v1, sealed in REL-SNAP-084). Grades run from A to F by how consistently an endpoint was recorded reachable. A grade describes the record; it is not a guarantee.
When was it last checked?
27 October 2026, in snapshot REL-SNAP-084, where it was recorded as OK.
Has its tool list changed?
Yes. Its tool schema fingerprint changed 2 times on the record. Each change is dated in the observations below.