MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/char-count/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 50 of 50 observations since 8 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-037 to REL-SNAP-047, A from REL-SNAP-048 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
2c34fe6f990b2f66…changed 4 times on the record
Name reported by the server
Character count, text discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/char-countas the registry listed it; not covered by the chain
First and last observed
8 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 09:09REL-SNAP-084OK73 ms312c34fe6f990b2f66…
2026-10-26 09:09REL-SNAP-083OK98 ms312c34fe6f990b2f66…
2026-10-25 09:07REL-SNAP-082OK46 ms312c34fe6f990b2f66…
2026-10-24 09:06REL-SNAP-081OK46 ms312c34fe6f990b2f66…
2026-10-23 10:17REL-SNAP-080OK51 ms312c34fe6f990b2f66…
2026-10-22 09:54REL-SNAP-079OK47 ms312c34fe6f990b2f66…
2026-10-21 09:34REL-SNAP-078OK50 ms312c34fe6f990b2f66…
2026-10-20 10:02REL-SNAP-077OK46 ms312c34fe6f990b2f66…
Show all 50 observations
2026-10-19 10:13REL-SNAP-076OK95 ms312c34fe6f990b2f66…
2026-10-18 09:16REL-SNAP-075OK55 ms312c34fe6f990b2f66…
2026-10-17 09:15REL-SNAP-074OK57 ms312c34fe6f990b2f66…
2026-10-16 09:26REL-SNAP-073OK46 ms312c34fe6f990b2f66…
2026-10-15 09:30REL-SNAP-072OK59 ms312c34fe6f990b2f66…
2026-10-14 09:37REL-SNAP-071OK53 ms312c34fe6f990b2f66…
2026-10-13 09:38REL-SNAP-070OK54 ms312c34fe6f990b2f66…
2026-10-12 10:20REL-SNAP-069OK52 ms312c34fe6f990b2f66…
2026-10-11 09:13REL-SNAP-068OK54 ms312c34fe6f990b2f66…
2026-10-10 09:14REL-SNAP-067OK54 ms312c34fe6f990b2f66…
2026-10-09 09:17REL-SNAP-066OK47 ms312c34fe6f990b2f66…
2026-10-08 09:28REL-SNAP-065OK66 ms312c34fe6f990b2f66…
2026-10-07 09:39REL-SNAP-064OK49 ms312c34fe6f990b2f66…
2026-10-06 09:14REL-SNAP-063OK59 ms312c34fe6f990b2f66…
2026-10-05 10:03REL-SNAP-062OK56 ms312c34fe6f990b2f66…
2026-10-04 09:30REL-SNAP-061OK44 ms312c34fe6f990b2f66…
2026-10-03 09:23REL-SNAP-060OK42 ms312c34fe6f990b2f66…
2026-10-02 09:20REL-SNAP-059OK87 ms312c34fe6f990b2f66…
2026-10-01 09:24REL-SNAP-058OK52 ms312c34fe6f990b2f66…
2026-09-30 09:48REL-SNAP-057OK49 ms312c34fe6f990b2f66…
2026-09-29 09:44REL-SNAP-056OK52 ms312c34fe6f990b2f66…
2026-09-28 09:57REL-SNAP-055OK49 ms312c34fe6f990b2f66…
2026-09-27 09:42REL-SNAP-054OK45 ms312c34fe6f990b2f66…
2026-09-26 09:29REL-SNAP-053OK45 ms312c34fe6f990b2f66…
2026-09-25 09:53REL-SNAP-052OK57 ms312c34fe6f990b2f66…
2026-09-24 09:56REL-SNAP-051OK44 ms312c34fe6f990b2f66…
2026-09-23 10:00REL-SNAP-050OK49 ms314c716dd116c1f26d…
2026-09-22 09:40REL-SNAP-049OK47 ms306c8c4fe7c099ba82…
2026-09-21 09:24REL-SNAP-048OK51 ms306c8c4fe7c099ba82…
2026-09-20 09:43REL-SNAP-047OK51 ms306c8c4fe7c099ba82…
2026-09-19 09:27REL-SNAP-046OK45 ms306c8c4fe7c099ba82…
2026-09-18 09:41REL-SNAP-045OK60 ms306c8c4fe7c099ba82…
2026-09-17 09:51REL-SNAP-044OK103 ms306c8c4fe7c099ba82…
2026-09-16 10:07REL-SNAP-043OK50 ms306c8c4fe7c099ba82…
2026-09-15 09:43REL-SNAP-042OK53 ms306c8c4fe7c099ba82…
2026-09-14 09:49REL-SNAP-041OK46 ms306c8c4fe7c099ba82…
2026-09-13 09:49REL-SNAP-040OK55 ms306c8c4fe7c099ba82…
2026-09-12 09:22REL-SNAP-039OK45 ms306c8c4fe7c099ba82…
2026-09-11 09:30REL-SNAP-038OK49 ms306c8c4fe7c099ba82…
2026-09-10 09:31REL-SNAP-037OK46 ms306c8c4fe7c099ba82…
2026-09-09 09:38REL-SNAP-036OK55 ms293b3addb6a7fccfd5…
2026-09-08 09:57REL-SNAP-035OK49 ms11f500a3e8b06a3efc…

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/char-count/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 4 times on the record. Each change is dated in the observations below.