MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/julian-leap/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 39 of 39 observations since 19 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-046 to REL-SNAP-058, A from REL-SNAP-059 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
d8c1ff80d4dc461a…changed 2 times on the record
Name reported by the server
Julian leap-year check from UTCself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/julian-leapas the registry listed it; not covered by the chain
First and last observed
19 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 09:30REL-SNAP-084OK76 ms31d8c1ff80d4dc461a…
2026-10-26 09:30REL-SNAP-083OK51 ms31d8c1ff80d4dc461a…
2026-10-25 09:26REL-SNAP-082OK47 ms31d8c1ff80d4dc461a…
2026-10-24 09:24REL-SNAP-081OK199 ms31d8c1ff80d4dc461a…
2026-10-23 10:35REL-SNAP-080OK53 ms31d8c1ff80d4dc461a…
2026-10-22 10:11REL-SNAP-079OK31 ms31d8c1ff80d4dc461a…
2026-10-21 09:52REL-SNAP-078OK56 ms31d8c1ff80d4dc461a…
2026-10-20 10:21REL-SNAP-077OK108 ms31d8c1ff80d4dc461a…
Show all 39 observations
2026-10-19 10:32REL-SNAP-076OK46 ms31d8c1ff80d4dc461a…
2026-10-18 09:33REL-SNAP-075OK47 ms31d8c1ff80d4dc461a…
2026-10-17 09:31REL-SNAP-074OK45 ms31d8c1ff80d4dc461a…
2026-10-16 09:43REL-SNAP-073OK54 ms31d8c1ff80d4dc461a…
2026-10-15 09:48REL-SNAP-072OK61 ms31d8c1ff80d4dc461a…
2026-10-14 09:54REL-SNAP-071OK52 ms31d8c1ff80d4dc461a…
2026-10-13 09:56REL-SNAP-070OK47 ms31d8c1ff80d4dc461a…
2026-10-12 10:37REL-SNAP-069OK54 ms31d8c1ff80d4dc461a…
2026-10-11 09:29REL-SNAP-068OK47 ms31d8c1ff80d4dc461a…
2026-10-10 09:31REL-SNAP-067OK44 ms31d8c1ff80d4dc461a…
2026-10-09 09:34REL-SNAP-066OK46 ms31d8c1ff80d4dc461a…
2026-10-08 09:45REL-SNAP-065OK46 ms31d8c1ff80d4dc461a…
2026-10-07 09:57REL-SNAP-064OK48 ms31d8c1ff80d4dc461a…
2026-10-06 09:31REL-SNAP-063OK53 ms31d8c1ff80d4dc461a…
2026-10-05 10:20REL-SNAP-062OK54 ms31d8c1ff80d4dc461a…
2026-10-04 09:47REL-SNAP-061OK51 ms31d8c1ff80d4dc461a…
2026-10-03 09:40REL-SNAP-060OK73 ms31d8c1ff80d4dc461a…
2026-10-02 09:37REL-SNAP-059OK46 ms31d8c1ff80d4dc461a…
2026-10-01 09:41REL-SNAP-058OK48 ms31d8c1ff80d4dc461a…
2026-09-30 10:05REL-SNAP-057OK50 ms31d8c1ff80d4dc461a…
2026-09-29 10:01REL-SNAP-056OK43 ms31d8c1ff80d4dc461a…
2026-09-28 10:14REL-SNAP-055OK53 ms31d8c1ff80d4dc461a…
2026-09-27 09:59REL-SNAP-054OK52 ms31d8c1ff80d4dc461a…
2026-09-26 09:47REL-SNAP-053OK46 ms31d8c1ff80d4dc461a…
2026-09-25 10:10REL-SNAP-052OK79 ms31d8c1ff80d4dc461a…
2026-09-24 10:14REL-SNAP-051OK76 ms31d8c1ff80d4dc461a…
2026-09-23 10:18REL-SNAP-050OK55 ms31539b5250074c0002…
2026-09-22 09:57REL-SNAP-049OK46 ms30722b0c54c33c2d9a…
2026-09-21 09:41REL-SNAP-048OK58 ms30722b0c54c33c2d9a…
2026-09-20 09:59REL-SNAP-047OK52 ms30722b0c54c33c2d9a…
2026-09-19 09:44REL-SNAP-046OK50 ms30722b0c54c33c2d9a…

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/julian-leap/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.