MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/xfp-https/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
2d835c704b998563…changed 2 times on the record
Name reported by the server
X-Forwarded-Proto https token, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/xfp-httpsas 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-084OK124 ms312d835c704b998563…
2026-10-26 09:26REL-SNAP-083OK59 ms312d835c704b998563…
2026-10-25 09:22REL-SNAP-082OK55 ms312d835c704b998563…
2026-10-24 09:21REL-SNAP-081OK49 ms312d835c704b998563…
2026-10-23 10:32REL-SNAP-080OK50 ms312d835c704b998563…
2026-10-22 10:08REL-SNAP-079OK77 ms312d835c704b998563…
2026-10-21 09:49REL-SNAP-078OK57 ms312d835c704b998563…
2026-10-20 10:18REL-SNAP-077OK112 ms312d835c704b998563…
Show all 46 observations
2026-10-19 10:28REL-SNAP-076OK57 ms312d835c704b998563…
2026-10-18 09:30REL-SNAP-075OK48 ms312d835c704b998563…
2026-10-17 09:28REL-SNAP-074OK54 ms312d835c704b998563…
2026-10-16 09:40REL-SNAP-073OK44 ms312d835c704b998563…
2026-10-15 09:44REL-SNAP-072OK45 ms312d835c704b998563…
2026-10-14 09:51REL-SNAP-071OK57 ms312d835c704b998563…
2026-10-13 09:52REL-SNAP-070OK47 ms312d835c704b998563…
2026-10-12 10:34REL-SNAP-069OK53 ms312d835c704b998563…
2026-10-11 09:26REL-SNAP-068OK48 ms312d835c704b998563…
2026-10-10 09:28REL-SNAP-067OK52 ms312d835c704b998563…
2026-10-09 09:31REL-SNAP-066OK54 ms312d835c704b998563…
2026-10-08 09:42REL-SNAP-065OK56 ms312d835c704b998563…
2026-10-07 09:53REL-SNAP-064OK97 ms312d835c704b998563…
2026-10-06 09:28REL-SNAP-063OK48 ms312d835c704b998563…
2026-10-05 10:17REL-SNAP-062OK59 ms312d835c704b998563…
2026-10-04 09:43REL-SNAP-061OK44 ms312d835c704b998563…
2026-10-03 09:37REL-SNAP-060OK44 ms312d835c704b998563…
2026-10-02 09:34REL-SNAP-059OK45 ms312d835c704b998563…
2026-10-01 09:38REL-SNAP-058OK44 ms312d835c704b998563…
2026-09-30 10:02REL-SNAP-057OK51 ms312d835c704b998563…
2026-09-29 09:58REL-SNAP-056OK55 ms312d835c704b998563…
2026-09-28 10:10REL-SNAP-055OK45 ms312d835c704b998563…
2026-09-27 09:56REL-SNAP-054OK44 ms312d835c704b998563…
2026-09-26 09:44REL-SNAP-053OK49 ms312d835c704b998563…
2026-09-25 10:07REL-SNAP-052OK47 ms312d835c704b998563…
2026-09-24 10:10REL-SNAP-051OK50 ms312d835c704b998563…
2026-09-23 10:15REL-SNAP-050OK59 ms31d99ce0138cd67056…
2026-09-22 09:54REL-SNAP-049OK64 ms30bbebcaeee6062969…
2026-09-21 09:38REL-SNAP-048OK43 ms30bbebcaeee6062969…
2026-09-20 09:56REL-SNAP-047OK53 ms30bbebcaeee6062969…
2026-09-19 09:41REL-SNAP-046OK50 ms30bbebcaeee6062969…
2026-09-18 09:55REL-SNAP-045OK46 ms30bbebcaeee6062969…
2026-09-17 10:05REL-SNAP-044OK44 ms30bbebcaeee6062969…
2026-09-16 10:21REL-SNAP-043OK53 ms30bbebcaeee6062969…
2026-09-15 09:56REL-SNAP-042OK46 ms30bbebcaeee6062969…
2026-09-14 10:07REL-SNAP-041OK54 ms30bbebcaeee6062969…
2026-09-13 10:03REL-SNAP-040OK50 ms30bbebcaeee6062969…
2026-09-12 09:36REL-SNAP-039OK50 ms30bbebcaeee6062969…

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/xfp-https/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.