MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-century/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
928eafa131362c37…changed 2 times on the record
Name reported by the server
UTC ISO week-year centuryself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/iso-centuryas 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-084OK58 ms31928eafa131362c37…
2026-10-26 09:30REL-SNAP-083OK264 ms31928eafa131362c37…
2026-10-25 09:25REL-SNAP-082OK47 ms31928eafa131362c37…
2026-10-24 09:24REL-SNAP-081OK54 ms31928eafa131362c37…
2026-10-23 10:35REL-SNAP-080OK54 ms31928eafa131362c37…
2026-10-22 10:11REL-SNAP-079OK31 ms31928eafa131362c37…
2026-10-21 09:52REL-SNAP-078OK56 ms31928eafa131362c37…
2026-10-20 10:21REL-SNAP-077OK100 ms31928eafa131362c37…
Show all 39 observations
2026-10-19 10:32REL-SNAP-076OK50 ms31928eafa131362c37…
2026-10-18 09:33REL-SNAP-075OK56 ms31928eafa131362c37…
2026-10-17 09:31REL-SNAP-074OK58 ms31928eafa131362c37…
2026-10-16 09:43REL-SNAP-073OK62 ms31928eafa131362c37…
2026-10-15 09:48REL-SNAP-072OK66 ms31928eafa131362c37…
2026-10-14 09:54REL-SNAP-071OK52 ms31928eafa131362c37…
2026-10-13 09:56REL-SNAP-070OK47 ms31928eafa131362c37…
2026-10-12 10:37REL-SNAP-069OK58 ms31928eafa131362c37…
2026-10-11 09:29REL-SNAP-068OK76 ms31928eafa131362c37…
2026-10-10 09:31REL-SNAP-067OK45 ms31928eafa131362c37…
2026-10-09 09:34REL-SNAP-066OK47 ms31928eafa131362c37…
2026-10-08 09:45REL-SNAP-065OK46 ms31928eafa131362c37…
2026-10-07 09:57REL-SNAP-064OK49 ms31928eafa131362c37…
2026-10-06 09:31REL-SNAP-063OK56 ms31928eafa131362c37…
2026-10-05 10:20REL-SNAP-062OK47 ms31928eafa131362c37…
2026-10-04 09:47REL-SNAP-061OK50 ms31928eafa131362c37…
2026-10-03 09:40REL-SNAP-060OK50 ms31928eafa131362c37…
2026-10-02 09:37REL-SNAP-059OK46 ms31928eafa131362c37…
2026-10-01 09:41REL-SNAP-058OK50 ms31928eafa131362c37…
2026-09-30 10:05REL-SNAP-057OK57 ms31928eafa131362c37…
2026-09-29 10:01REL-SNAP-056OK45 ms31928eafa131362c37…
2026-09-28 10:13REL-SNAP-055OK47 ms31928eafa131362c37…
2026-09-27 09:59REL-SNAP-054OK54 ms31928eafa131362c37…
2026-09-26 09:47REL-SNAP-053OK48 ms31928eafa131362c37…
2026-09-25 10:10REL-SNAP-052OK54 ms31928eafa131362c37…
2026-09-24 10:13REL-SNAP-051OK85 ms31928eafa131362c37…
2026-09-23 10:18REL-SNAP-050OK55 ms313c5d9c12b7ea90ac…
2026-09-22 09:57REL-SNAP-049OK55 ms3007dcca04b11b05d4…
2026-09-21 09:41REL-SNAP-048OK49 ms3007dcca04b11b05d4…
2026-09-20 09:59REL-SNAP-047OK46 ms3007dcca04b11b05d4…
2026-09-19 09:44REL-SNAP-046OK52 ms3007dcca04b11b05d4…

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/iso-century/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.