MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/bigserial-pg/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
8bb1a5684b92a9d8…changed 2 times on the record
Name reported by the server
pg bigserial 64-bit band, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/bigserial-pgas 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-084OK59 ms318bb1a5684b92a9d8…
2026-10-26 09:30REL-SNAP-083OK54 ms318bb1a5684b92a9d8…
2026-10-25 09:25REL-SNAP-082OK49 ms318bb1a5684b92a9d8…
2026-10-24 09:24REL-SNAP-081OK68 ms318bb1a5684b92a9d8…
2026-10-23 10:35REL-SNAP-080OK57 ms318bb1a5684b92a9d8…
2026-10-22 10:11REL-SNAP-079OK33 ms318bb1a5684b92a9d8…
2026-10-21 09:52REL-SNAP-078OK79 ms318bb1a5684b92a9d8…
2026-10-20 10:21REL-SNAP-077OK52 ms318bb1a5684b92a9d8…
Show all 39 observations
2026-10-19 10:32REL-SNAP-076OK51 ms318bb1a5684b92a9d8…
2026-10-18 09:33REL-SNAP-075OK45 ms318bb1a5684b92a9d8…
2026-10-17 09:31REL-SNAP-074OK51 ms318bb1a5684b92a9d8…
2026-10-16 09:43REL-SNAP-073OK47 ms318bb1a5684b92a9d8…
2026-10-15 09:48REL-SNAP-072OK48 ms318bb1a5684b92a9d8…
2026-10-14 09:54REL-SNAP-071OK57 ms318bb1a5684b92a9d8…
2026-10-13 09:55REL-SNAP-070OK49 ms318bb1a5684b92a9d8…
2026-10-12 10:37REL-SNAP-069OK42 ms318bb1a5684b92a9d8…
2026-10-11 09:29REL-SNAP-068OK48 ms318bb1a5684b92a9d8…
2026-10-10 09:31REL-SNAP-067OK41 ms318bb1a5684b92a9d8…
2026-10-09 09:34REL-SNAP-066OK54 ms318bb1a5684b92a9d8…
2026-10-08 09:45REL-SNAP-065OK49 ms318bb1a5684b92a9d8…
2026-10-07 09:56REL-SNAP-064OK44 ms318bb1a5684b92a9d8…
2026-10-06 09:31REL-SNAP-063OK54 ms318bb1a5684b92a9d8…
2026-10-05 10:20REL-SNAP-062OK52 ms318bb1a5684b92a9d8…
2026-10-04 09:47REL-SNAP-061OK48 ms318bb1a5684b92a9d8…
2026-10-03 09:40REL-SNAP-060OK47 ms318bb1a5684b92a9d8…
2026-10-02 09:37REL-SNAP-059OK77 ms318bb1a5684b92a9d8…
2026-10-01 09:41REL-SNAP-058OK50 ms318bb1a5684b92a9d8…
2026-09-30 10:05REL-SNAP-057OK62 ms318bb1a5684b92a9d8…
2026-09-29 10:01REL-SNAP-056OK46 ms318bb1a5684b92a9d8…
2026-09-28 10:13REL-SNAP-055OK50 ms318bb1a5684b92a9d8…
2026-09-27 09:59REL-SNAP-054OK52 ms318bb1a5684b92a9d8…
2026-09-26 09:47REL-SNAP-053OK48 ms318bb1a5684b92a9d8…
2026-09-25 10:10REL-SNAP-052OK51 ms318bb1a5684b92a9d8…
2026-09-24 10:13REL-SNAP-051OK53 ms318bb1a5684b92a9d8…
2026-09-23 10:18REL-SNAP-050OK57 ms311c0a74329024067a…
2026-09-22 09:57REL-SNAP-049OK58 ms30b4e09ffe74e06a1b…
2026-09-21 09:41REL-SNAP-048OK48 ms30b4e09ffe74e06a1b…
2026-09-20 09:59REL-SNAP-047OK42 ms30b4e09ffe74e06a1b…
2026-09-19 09:44REL-SNAP-046OK52 ms30b4e09ffe74e06a1b…

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/bigserial-pg/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.