MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/blake2b-len/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 47 of 47 observations since 11 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-038 to REL-SNAP-050, A from REL-SNAP-051 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
1b456a0ff7e162e6…changed 2 times on the record
Name reported by the server
BLAKE2b hex length, input discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/blake2b-lenas the registry listed it; not covered by the chain
First and last observed
11 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 09:25REL-SNAP-084OK66 ms311b456a0ff7e162e6…
2026-10-26 09:25REL-SNAP-083OK233 ms311b456a0ff7e162e6…
2026-10-25 09:21REL-SNAP-082OK97 ms311b456a0ff7e162e6…
2026-10-24 09:20REL-SNAP-081OK47 ms311b456a0ff7e162e6…
2026-10-23 10:31REL-SNAP-080OK49 ms311b456a0ff7e162e6…
2026-10-22 10:07REL-SNAP-079OK37 ms311b456a0ff7e162e6…
2026-10-21 09:48REL-SNAP-078OK48 ms311b456a0ff7e162e6…
2026-10-20 10:17REL-SNAP-077OK48 ms311b456a0ff7e162e6…
Show all 47 observations
2026-10-19 10:28REL-SNAP-076OK46 ms311b456a0ff7e162e6…
2026-10-18 09:29REL-SNAP-075OK47 ms311b456a0ff7e162e6…
2026-10-17 09:27REL-SNAP-074OK43 ms311b456a0ff7e162e6…
2026-10-16 09:39REL-SNAP-073OK43 ms311b456a0ff7e162e6…
2026-10-15 09:43REL-SNAP-072OK46 ms311b456a0ff7e162e6…
2026-10-14 09:50REL-SNAP-071OK57 ms311b456a0ff7e162e6…
2026-10-13 09:52REL-SNAP-070OK49 ms311b456a0ff7e162e6…
2026-10-12 10:33REL-SNAP-069OK70 ms311b456a0ff7e162e6…
2026-10-11 09:25REL-SNAP-068OK51 ms311b456a0ff7e162e6…
2026-10-10 09:27REL-SNAP-067OK44 ms311b456a0ff7e162e6…
2026-10-09 09:30REL-SNAP-066OK51 ms311b456a0ff7e162e6…
2026-10-08 09:41REL-SNAP-065OK47 ms311b456a0ff7e162e6…
2026-10-07 09:52REL-SNAP-064OK56 ms311b456a0ff7e162e6…
2026-10-06 09:27REL-SNAP-063OK51 ms311b456a0ff7e162e6…
2026-10-05 10:16REL-SNAP-062OK43 ms311b456a0ff7e162e6…
2026-10-04 09:43REL-SNAP-061OK42 ms311b456a0ff7e162e6…
2026-10-03 09:36REL-SNAP-060OK47 ms311b456a0ff7e162e6…
2026-10-02 09:33REL-SNAP-059OK83 ms311b456a0ff7e162e6…
2026-10-01 09:37REL-SNAP-058OK84 ms311b456a0ff7e162e6…
2026-09-30 10:01REL-SNAP-057OK57 ms311b456a0ff7e162e6…
2026-09-29 09:57REL-SNAP-056OK55 ms311b456a0ff7e162e6…
2026-09-28 10:10REL-SNAP-055OK48 ms311b456a0ff7e162e6…
2026-09-27 09:55REL-SNAP-054OK46 ms311b456a0ff7e162e6…
2026-09-26 09:43REL-SNAP-053OK48 ms311b456a0ff7e162e6…
2026-09-25 10:06REL-SNAP-052OK45 ms311b456a0ff7e162e6…
2026-09-24 10:09REL-SNAP-051OK47 ms311b456a0ff7e162e6…
2026-09-23 10:14REL-SNAP-050OK66 ms31ea099ca97cddda14…
2026-09-22 09:53REL-SNAP-049OK49 ms30832e933bbc60e6e9…
2026-09-21 09:37REL-SNAP-048OK46 ms30832e933bbc60e6e9…
2026-09-20 09:56REL-SNAP-047OK90 ms30832e933bbc60e6e9…
2026-09-19 09:40REL-SNAP-046OK90 ms30832e933bbc60e6e9…
2026-09-18 09:54REL-SNAP-045OK45 ms30832e933bbc60e6e9…
2026-09-17 10:04REL-SNAP-044OK49 ms30832e933bbc60e6e9…
2026-09-16 10:20REL-SNAP-043OK46 ms30832e933bbc60e6e9…
2026-09-15 09:55REL-SNAP-042OK44 ms30832e933bbc60e6e9…
2026-09-14 10:06REL-SNAP-041OK59 ms30832e933bbc60e6e9…
2026-09-13 10:02REL-SNAP-040OK49 ms30832e933bbc60e6e9…
2026-09-12 09:35REL-SNAP-039OK46 ms30832e933bbc60e6e9…
2026-09-11 09:43REL-SNAP-038OK50 ms30832e933bbc60e6e9…

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/blake2b-len/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.