MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/doi-ok2/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 41 of 41 observations since 17 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-044 to REL-SNAP-056, A from REL-SNAP-057 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
78af0d1f4cdb4487…changed 2 times on the record
Name reported by the server
DOI 10. prefix shape, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/doi-ok2as the registry listed it; not covered by the chain
First and last observed
17 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 09:29REL-SNAP-084OK47 ms3178af0d1f4cdb4487…
2026-10-26 09:29REL-SNAP-083OK47 ms3178af0d1f4cdb4487…
2026-10-25 09:24REL-SNAP-082OK50 ms3178af0d1f4cdb4487…
2026-10-24 09:23REL-SNAP-081OK52 ms3178af0d1f4cdb4487…
2026-10-23 10:34REL-SNAP-080OK62 ms3178af0d1f4cdb4487…
2026-10-22 10:10REL-SNAP-079OK39 ms3178af0d1f4cdb4487…
2026-10-21 09:51REL-SNAP-078OK58 ms3178af0d1f4cdb4487…
2026-10-20 10:20REL-SNAP-077OK46 ms3178af0d1f4cdb4487…
Show all 41 observations
2026-10-19 10:31REL-SNAP-076OK56 ms3178af0d1f4cdb4487…
2026-10-18 09:32REL-SNAP-075OK54 ms3178af0d1f4cdb4487…
2026-10-17 09:30REL-SNAP-074OK50 ms3178af0d1f4cdb4487…
2026-10-16 09:42REL-SNAP-073OK49 ms3178af0d1f4cdb4487…
2026-10-15 09:46REL-SNAP-072OK87 ms3178af0d1f4cdb4487…
2026-10-14 09:53REL-SNAP-071OK44 ms3178af0d1f4cdb4487…
2026-10-13 09:54REL-SNAP-070OK85 ms3178af0d1f4cdb4487…
2026-10-12 10:36REL-SNAP-069OK46 ms3178af0d1f4cdb4487…
2026-10-11 09:28REL-SNAP-068OK50 ms3178af0d1f4cdb4487…
2026-10-10 09:30REL-SNAP-067OK46 ms3178af0d1f4cdb4487…
2026-10-09 09:33REL-SNAP-066OK45 ms3178af0d1f4cdb4487…
2026-10-08 09:44REL-SNAP-065OK50 ms3178af0d1f4cdb4487…
2026-10-07 09:55REL-SNAP-064OK49 ms3178af0d1f4cdb4487…
2026-10-06 09:30REL-SNAP-063OK55 ms3178af0d1f4cdb4487…
2026-10-05 10:19REL-SNAP-062OK42 ms3178af0d1f4cdb4487…
2026-10-04 09:45REL-SNAP-061OK41 ms3178af0d1f4cdb4487…
2026-10-03 09:39REL-SNAP-060OK43 ms3178af0d1f4cdb4487…
2026-10-02 09:36REL-SNAP-059OK45 ms3178af0d1f4cdb4487…
2026-10-01 09:40REL-SNAP-058OK63 ms3178af0d1f4cdb4487…
2026-09-30 10:04REL-SNAP-057OK77 ms3178af0d1f4cdb4487…
2026-09-29 10:00REL-SNAP-056OK57 ms3178af0d1f4cdb4487…
2026-09-28 10:12REL-SNAP-055OK51 ms3178af0d1f4cdb4487…
2026-09-27 09:58REL-SNAP-054OK55 ms3178af0d1f4cdb4487…
2026-09-26 09:46REL-SNAP-053OK50 ms3178af0d1f4cdb4487…
2026-09-25 10:09REL-SNAP-052OK52 ms3178af0d1f4cdb4487…
2026-09-24 10:12REL-SNAP-051OK51 ms3178af0d1f4cdb4487…
2026-09-23 10:17REL-SNAP-050OK46 ms311bcd8b0f90c21b4d…
2026-09-22 09:56REL-SNAP-049OK59 ms30301c349c4954dee5…
2026-09-21 09:40REL-SNAP-048OK50 ms30301c349c4954dee5…
2026-09-20 09:58REL-SNAP-047OK47 ms30301c349c4954dee5…
2026-09-19 09:43REL-SNAP-046OK54 ms30301c349c4954dee5…
2026-09-18 09:57REL-SNAP-045OK48 ms30301c349c4954dee5…
2026-09-17 10:07REL-SNAP-044OK43 ms30301c349c4954dee5…

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/doi-ok2/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.