MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/snowflake-worker/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 39 of 39 observations since 19 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-046 to REL-SNAP-058, A from REL-SNAP-059 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
237d88e0a1e65545…changed 2 times on the record
Name reported by the server
Snowflake worker-id bits, id discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/snowflake-workeras the registry listed it; not covered by the chain
First and last observed
19 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 09:30REL-SNAP-084OK93 ms31237d88e0a1e65545…
2026-10-26 09:30REL-SNAP-083OK49 ms31237d88e0a1e65545…
2026-10-25 09:26REL-SNAP-082OK46 ms31237d88e0a1e65545…
2026-10-24 09:24REL-SNAP-081OK53 ms31237d88e0a1e65545…
2026-10-23 10:35REL-SNAP-080OK59 ms31237d88e0a1e65545…
2026-10-22 10:11REL-SNAP-079OK31 ms31237d88e0a1e65545…
2026-10-21 09:52REL-SNAP-078OK55 ms31237d88e0a1e65545…
2026-10-20 10:21REL-SNAP-077OK48 ms31237d88e0a1e65545…
Show all 39 observations
2026-10-19 10:32REL-SNAP-076OK56 ms31237d88e0a1e65545…
2026-10-18 09:33REL-SNAP-075OK46 ms31237d88e0a1e65545…
2026-10-17 09:31REL-SNAP-074OK47 ms31237d88e0a1e65545…
2026-10-16 09:43REL-SNAP-073OK49 ms31237d88e0a1e65545…
2026-10-15 09:48REL-SNAP-072OK61 ms31237d88e0a1e65545…
2026-10-14 09:54REL-SNAP-071OK46 ms31237d88e0a1e65545…
2026-10-13 09:56REL-SNAP-070OK51 ms31237d88e0a1e65545…
2026-10-12 10:37REL-SNAP-069OK61 ms31237d88e0a1e65545…
2026-10-11 09:29REL-SNAP-068OK44 ms31237d88e0a1e65545…
2026-10-10 09:31REL-SNAP-067OK49 ms31237d88e0a1e65545…
2026-10-09 09:34REL-SNAP-066OK47 ms31237d88e0a1e65545…
2026-10-08 09:45REL-SNAP-065OK47 ms31237d88e0a1e65545…
2026-10-07 09:57REL-SNAP-064OK47 ms31237d88e0a1e65545…
2026-10-06 09:31REL-SNAP-063OK57 ms31237d88e0a1e65545…
2026-10-05 10:20REL-SNAP-062OK50 ms31237d88e0a1e65545…
2026-10-04 09:47REL-SNAP-061OK51 ms31237d88e0a1e65545…
2026-10-03 09:40REL-SNAP-060OK48 ms31237d88e0a1e65545…
2026-10-02 09:37REL-SNAP-059OK80 ms31237d88e0a1e65545…
2026-10-01 09:41REL-SNAP-058OK46 ms31237d88e0a1e65545…
2026-09-30 10:05REL-SNAP-057OK80 ms31237d88e0a1e65545…
2026-09-29 10:01REL-SNAP-056OK43 ms31237d88e0a1e65545…
2026-09-28 10:14REL-SNAP-055OK45 ms31237d88e0a1e65545…
2026-09-27 10:00REL-SNAP-054OK56 ms31237d88e0a1e65545…
2026-09-26 09:47REL-SNAP-053OK48 ms31237d88e0a1e65545…
2026-09-25 10:10REL-SNAP-052OK63 ms31237d88e0a1e65545…
2026-09-24 10:14REL-SNAP-051OK84 ms31237d88e0a1e65545…
2026-09-23 10:18REL-SNAP-050OK60 ms317cb7d7ad6dadeef0…
2026-09-22 09:57REL-SNAP-049OK46 ms30aaecbbf985ce0d95…
2026-09-21 09:41REL-SNAP-048OK48 ms30aaecbbf985ce0d95…
2026-09-20 10:00REL-SNAP-047OK54 ms30aaecbbf985ce0d95…
2026-09-19 09:44REL-SNAP-046OK54 ms30aaecbbf985ce0d95…

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/snowflake-worker/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.