MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/jpn-era/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
db7efc453931c423…changed 2 times on the record
Name reported by the server
Japanese era year bandself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/jpn-eraas 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-084OK89 ms31db7efc453931c423…
2026-10-26 09:26REL-SNAP-083OK55 ms31db7efc453931c423…
2026-10-25 09:22REL-SNAP-082OK49 ms31db7efc453931c423…
2026-10-24 09:21REL-SNAP-081OK47 ms31db7efc453931c423…
2026-10-23 10:32REL-SNAP-080OK50 ms31db7efc453931c423…
2026-10-22 10:08REL-SNAP-079OK42 ms31db7efc453931c423…
2026-10-21 09:49REL-SNAP-078OK55 ms31db7efc453931c423…
2026-10-20 10:18REL-SNAP-077OK61 ms31db7efc453931c423…
Show all 46 observations
2026-10-19 10:28REL-SNAP-076OK48 ms31db7efc453931c423…
2026-10-18 09:30REL-SNAP-075OK49 ms31db7efc453931c423…
2026-10-17 09:28REL-SNAP-074OK53 ms31db7efc453931c423…
2026-10-16 09:40REL-SNAP-073OK43 ms31db7efc453931c423…
2026-10-15 09:44REL-SNAP-072OK45 ms31db7efc453931c423…
2026-10-14 09:51REL-SNAP-071OK58 ms31db7efc453931c423…
2026-10-13 09:52REL-SNAP-070OK50 ms31db7efc453931c423…
2026-10-12 10:34REL-SNAP-069OK55 ms31db7efc453931c423…
2026-10-11 09:26REL-SNAP-068OK48 ms31db7efc453931c423…
2026-10-10 09:28REL-SNAP-067OK43 ms31db7efc453931c423…
2026-10-09 09:31REL-SNAP-066OK46 ms31db7efc453931c423…
2026-10-08 09:42REL-SNAP-065OK47 ms31db7efc453931c423…
2026-10-07 09:53REL-SNAP-064OK46 ms31db7efc453931c423…
2026-10-06 09:28REL-SNAP-063OK44 ms31db7efc453931c423…
2026-10-05 10:17REL-SNAP-062OK62 ms31db7efc453931c423…
2026-10-04 09:43REL-SNAP-061OK55 ms31db7efc453931c423…
2026-10-03 09:37REL-SNAP-060OK45 ms31db7efc453931c423…
2026-10-02 09:34REL-SNAP-059OK46 ms31db7efc453931c423…
2026-10-01 09:38REL-SNAP-058OK83 ms31db7efc453931c423…
2026-09-30 10:02REL-SNAP-057OK50 ms31db7efc453931c423…
2026-09-29 09:58REL-SNAP-056OK71 ms31db7efc453931c423…
2026-09-28 10:10REL-SNAP-055OK47 ms31db7efc453931c423…
2026-09-27 09:56REL-SNAP-054OK49 ms31db7efc453931c423…
2026-09-26 09:44REL-SNAP-053OK47 ms31db7efc453931c423…
2026-09-25 10:07REL-SNAP-052OK60 ms31db7efc453931c423…
2026-09-24 10:10REL-SNAP-051OK48 ms31db7efc453931c423…
2026-09-23 10:15REL-SNAP-050OK52 ms31ae721b9695a1b776…
2026-09-22 09:54REL-SNAP-049OK56 ms3053ae87dad5c98ef9…
2026-09-21 09:37REL-SNAP-048OK79 ms3053ae87dad5c98ef9…
2026-09-20 09:56REL-SNAP-047OK44 ms3053ae87dad5c98ef9…
2026-09-19 09:41REL-SNAP-046OK50 ms3053ae87dad5c98ef9…
2026-09-18 09:55REL-SNAP-045OK49 ms3053ae87dad5c98ef9…
2026-09-17 10:05REL-SNAP-044OK46 ms3053ae87dad5c98ef9…
2026-09-16 10:21REL-SNAP-043OK46 ms3053ae87dad5c98ef9…
2026-09-15 09:56REL-SNAP-042OK79 ms3053ae87dad5c98ef9…
2026-09-14 10:07REL-SNAP-041OK51 ms3053ae87dad5c98ef9…
2026-09-13 10:03REL-SNAP-040OK55 ms3053ae87dad5c98ef9…
2026-09-12 09:35REL-SNAP-039OK55 ms3053ae87dad5c98ef9…

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/jpn-era/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.