MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/jsesc-n/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
46d18fc702d88ed8…changed 2 times on the record
Name reported by the server
JS unicode-escape count, input discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/jsesc-nas 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 09:28REL-SNAP-084OK49 ms3146d18fc702d88ed8…
2026-10-26 09:28REL-SNAP-083OK222 ms3146d18fc702d88ed8…
2026-10-25 09:24REL-SNAP-082OK44 ms3146d18fc702d88ed8…
2026-10-24 09:23REL-SNAP-081OK45 ms3146d18fc702d88ed8…
2026-10-23 10:34REL-SNAP-080OK49 ms3146d18fc702d88ed8…
2026-10-22 10:09REL-SNAP-079OK76 ms3146d18fc702d88ed8…
2026-10-21 09:51REL-SNAP-078OK85 ms3146d18fc702d88ed8…
2026-10-20 10:20REL-SNAP-077OK58 ms3146d18fc702d88ed8…
Show all 41 observations
2026-10-19 10:30REL-SNAP-076OK57 ms3146d18fc702d88ed8…
2026-10-18 09:32REL-SNAP-075OK63 ms3146d18fc702d88ed8…
2026-10-17 09:30REL-SNAP-074OK45 ms3146d18fc702d88ed8…
2026-10-16 09:42REL-SNAP-073OK55 ms3146d18fc702d88ed8…
2026-10-15 09:46REL-SNAP-072OK45 ms3146d18fc702d88ed8…
2026-10-14 09:53REL-SNAP-071OK48 ms3146d18fc702d88ed8…
2026-10-13 09:54REL-SNAP-070OK52 ms3146d18fc702d88ed8…
2026-10-12 10:36REL-SNAP-069OK45 ms3146d18fc702d88ed8…
2026-10-11 09:28REL-SNAP-068OK45 ms3146d18fc702d88ed8…
2026-10-10 09:30REL-SNAP-067OK44 ms3146d18fc702d88ed8…
2026-10-09 09:32REL-SNAP-066OK49 ms3146d18fc702d88ed8…
2026-10-08 09:44REL-SNAP-065OK53 ms3146d18fc702d88ed8…
2026-10-07 09:55REL-SNAP-064OK78 ms3146d18fc702d88ed8…
2026-10-06 09:30REL-SNAP-063OK44 ms3146d18fc702d88ed8…
2026-10-05 10:19REL-SNAP-062OK78 ms3146d18fc702d88ed8…
2026-10-04 09:45REL-SNAP-061OK50 ms3146d18fc702d88ed8…
2026-10-03 09:38REL-SNAP-060OK44 ms3146d18fc702d88ed8…
2026-10-02 09:35REL-SNAP-059OK45 ms3146d18fc702d88ed8…
2026-10-01 09:39REL-SNAP-058OK59 ms3146d18fc702d88ed8…
2026-09-30 10:04REL-SNAP-057OK96 ms3146d18fc702d88ed8…
2026-09-29 10:00REL-SNAP-056OK66 ms3146d18fc702d88ed8…
2026-09-28 10:12REL-SNAP-055OK52 ms3146d18fc702d88ed8…
2026-09-27 09:58REL-SNAP-054OK54 ms3146d18fc702d88ed8…
2026-09-26 09:45REL-SNAP-053OK53 ms3146d18fc702d88ed8…
2026-09-25 10:08REL-SNAP-052OK46 ms3146d18fc702d88ed8…
2026-09-24 10:12REL-SNAP-051OK45 ms3146d18fc702d88ed8…
2026-09-23 10:17REL-SNAP-050OK58 ms311e0eeb5a8e6f05d5…
2026-09-22 09:55REL-SNAP-049OK47 ms3014b463806b53a8f3…
2026-09-21 09:39REL-SNAP-048OK44 ms3014b463806b53a8f3…
2026-09-20 09:58REL-SNAP-047OK51 ms3014b463806b53a8f3…
2026-09-19 09:42REL-SNAP-046OK46 ms3014b463806b53a8f3…
2026-09-18 09:57REL-SNAP-045OK51 ms3014b463806b53a8f3…
2026-09-17 10:07REL-SNAP-044OK46 ms3014b463806b53a8f3…

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/jsesc-n/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.