MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/bigserial-ok/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
f0cbcb9dfd77db39…changed 2 times on the record
Name reported by the server
PostgreSQL bigserial band, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/bigserial-okas 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-084OK53 ms31f0cbcb9dfd77db39…
2026-10-26 09:30REL-SNAP-083OK48 ms31f0cbcb9dfd77db39…
2026-10-25 09:25REL-SNAP-082OK45 ms31f0cbcb9dfd77db39…
2026-10-24 09:24REL-SNAP-081OK47 ms31f0cbcb9dfd77db39…
2026-10-23 10:35REL-SNAP-080OK54 ms31f0cbcb9dfd77db39…
2026-10-22 10:11REL-SNAP-079OK71 ms31f0cbcb9dfd77db39…
2026-10-21 09:52REL-SNAP-078OK49 ms31f0cbcb9dfd77db39…
2026-10-20 10:21REL-SNAP-077OK46 ms31f0cbcb9dfd77db39…
Show all 39 observations
2026-10-19 10:32REL-SNAP-076OK45 ms31f0cbcb9dfd77db39…
2026-10-18 09:33REL-SNAP-075OK60 ms31f0cbcb9dfd77db39…
2026-10-17 09:31REL-SNAP-074OK52 ms31f0cbcb9dfd77db39…
2026-10-16 09:43REL-SNAP-073OK46 ms31f0cbcb9dfd77db39…
2026-10-15 09:48REL-SNAP-072OK45 ms31f0cbcb9dfd77db39…
2026-10-14 09:54REL-SNAP-071OK58 ms31f0cbcb9dfd77db39…
2026-10-13 09:55REL-SNAP-070OK48 ms31f0cbcb9dfd77db39…
2026-10-12 10:37REL-SNAP-069OK47 ms31f0cbcb9dfd77db39…
2026-10-11 09:29REL-SNAP-068OK52 ms31f0cbcb9dfd77db39…
2026-10-10 09:31REL-SNAP-067OK43 ms31f0cbcb9dfd77db39…
2026-10-09 09:34REL-SNAP-066OK46 ms31f0cbcb9dfd77db39…
2026-10-08 09:45REL-SNAP-065OK47 ms31f0cbcb9dfd77db39…
2026-10-07 09:56REL-SNAP-064OK78 ms31f0cbcb9dfd77db39…
2026-10-06 09:31REL-SNAP-063OK53 ms31f0cbcb9dfd77db39…
2026-10-05 10:20REL-SNAP-062OK57 ms31f0cbcb9dfd77db39…
2026-10-04 09:46REL-SNAP-061OK86 ms31f0cbcb9dfd77db39…
2026-10-03 09:40REL-SNAP-060OK49 ms31f0cbcb9dfd77db39…
2026-10-02 09:37REL-SNAP-059OK47 ms31f0cbcb9dfd77db39…
2026-10-01 09:41REL-SNAP-058OK42 ms31f0cbcb9dfd77db39…
2026-09-30 10:05REL-SNAP-057OK59 ms31f0cbcb9dfd77db39…
2026-09-29 10:01REL-SNAP-056OK47 ms31f0cbcb9dfd77db39…
2026-09-28 10:13REL-SNAP-055OK53 ms31f0cbcb9dfd77db39…
2026-09-27 09:59REL-SNAP-054OK53 ms31f0cbcb9dfd77db39…
2026-09-26 09:47REL-SNAP-053OK50 ms31f0cbcb9dfd77db39…
2026-09-25 10:10REL-SNAP-052OK56 ms31f0cbcb9dfd77db39…
2026-09-24 10:13REL-SNAP-051OK56 ms31f0cbcb9dfd77db39…
2026-09-23 10:18REL-SNAP-050OK54 ms31c42f0091b1435fda…
2026-09-22 09:57REL-SNAP-049OK52 ms305d381e2c9e7a95f2…
2026-09-21 09:40REL-SNAP-048OK57 ms305d381e2c9e7a95f2…
2026-09-20 09:59REL-SNAP-047OK58 ms305d381e2c9e7a95f2…
2026-09-19 09:43REL-SNAP-046OK52 ms305d381e2c9e7a95f2…

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-ok/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.