MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/utf8-nb/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
f4dec8856012e7e1…changed 2 times on the record
Name reported by the server
UTF-8 non-ASCII byte count, input discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/utf8-nbas 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-084OK77 ms31f4dec8856012e7e1…
2026-10-26 09:29REL-SNAP-083OK48 ms31f4dec8856012e7e1…
2026-10-25 09:24REL-SNAP-082OK44 ms31f4dec8856012e7e1…
2026-10-24 09:23REL-SNAP-081OK54 ms31f4dec8856012e7e1…
2026-10-23 10:34REL-SNAP-080OK86 ms31f4dec8856012e7e1…
2026-10-22 10:09REL-SNAP-079OK31 ms31f4dec8856012e7e1…
2026-10-21 09:51REL-SNAP-078OK48 ms31f4dec8856012e7e1…
2026-10-20 10:20REL-SNAP-077OK63 ms31f4dec8856012e7e1…
Show all 41 observations
2026-10-19 10:30REL-SNAP-076OK53 ms31f4dec8856012e7e1…
2026-10-18 09:32REL-SNAP-075OK59 ms31f4dec8856012e7e1…
2026-10-17 09:30REL-SNAP-074OK48 ms31f4dec8856012e7e1…
2026-10-16 09:42REL-SNAP-073OK48 ms31f4dec8856012e7e1…
2026-10-15 09:46REL-SNAP-072OK51 ms31f4dec8856012e7e1…
2026-10-14 09:53REL-SNAP-071OK47 ms31f4dec8856012e7e1…
2026-10-13 09:54REL-SNAP-070OK47 ms31f4dec8856012e7e1…
2026-10-12 10:36REL-SNAP-069OK45 ms31f4dec8856012e7e1…
2026-10-11 09:28REL-SNAP-068OK50 ms31f4dec8856012e7e1…
2026-10-10 09:30REL-SNAP-067OK54 ms31f4dec8856012e7e1…
2026-10-09 09:33REL-SNAP-066OK55 ms31f4dec8856012e7e1…
2026-10-08 09:44REL-SNAP-065OK43 ms31f4dec8856012e7e1…
2026-10-07 09:55REL-SNAP-064OK47 ms31f4dec8856012e7e1…
2026-10-06 09:30REL-SNAP-063OK57 ms31f4dec8856012e7e1…
2026-10-05 10:19REL-SNAP-062OK51 ms31f4dec8856012e7e1…
2026-10-04 09:45REL-SNAP-061OK45 ms31f4dec8856012e7e1…
2026-10-03 09:38REL-SNAP-060OK50 ms31f4dec8856012e7e1…
2026-10-02 09:36REL-SNAP-059OK46 ms31f4dec8856012e7e1…
2026-10-01 09:40REL-SNAP-058OK47 ms31f4dec8856012e7e1…
2026-09-30 10:04REL-SNAP-057OK46 ms31f4dec8856012e7e1…
2026-09-29 10:00REL-SNAP-056OK57 ms31f4dec8856012e7e1…
2026-09-28 10:12REL-SNAP-055OK46 ms31f4dec8856012e7e1…
2026-09-27 09:58REL-SNAP-054OK55 ms31f4dec8856012e7e1…
2026-09-26 09:46REL-SNAP-053OK49 ms31f4dec8856012e7e1…
2026-09-25 10:09REL-SNAP-052OK52 ms31f4dec8856012e7e1…
2026-09-24 10:12REL-SNAP-051OK50 ms31f4dec8856012e7e1…
2026-09-23 10:17REL-SNAP-050OK53 ms316cfe150c431c046f…
2026-09-22 09:56REL-SNAP-049OK53 ms30a033affe92991a20…
2026-09-21 09:39REL-SNAP-048OK43 ms30a033affe92991a20…
2026-09-20 09:58REL-SNAP-047OK45 ms30a033affe92991a20…
2026-09-19 09:42REL-SNAP-046OK57 ms30a033affe92991a20…
2026-09-18 09:57REL-SNAP-045OK47 ms30a033affe92991a20…
2026-09-17 10:07REL-SNAP-044OK43 ms30a033affe92991a20…

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/utf8-nb/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.