MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/parquet-magic/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 48 of 48 observations since 10 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-037 to REL-SNAP-049, A from REL-SNAP-050 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
376e868e4b7785bf…changed 2 times on the record
Name reported by the server
Parquet magic-byte check, file discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/parquet-magicas the registry listed it; not covered by the chain
First and last observed
10 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 09:21REL-SNAP-084OK88 ms31376e868e4b7785bf…
2026-10-26 09:21REL-SNAP-083OK737 ms31376e868e4b7785bf…
2026-10-25 09:17REL-SNAP-082OK60 ms31376e868e4b7785bf…
2026-10-24 09:16REL-SNAP-081OK55 ms31376e868e4b7785bf…
2026-10-23 10:28REL-SNAP-080OK55 ms31376e868e4b7785bf…
2026-10-22 10:04REL-SNAP-079OK50 ms31376e868e4b7785bf…
2026-10-21 09:44REL-SNAP-078OK49 ms31376e868e4b7785bf…
2026-10-20 10:13REL-SNAP-077OK82 ms31376e868e4b7785bf…
Show all 48 observations
2026-10-19 10:24REL-SNAP-076OK46 ms31376e868e4b7785bf…
2026-10-18 09:26REL-SNAP-075OK57 ms31376e868e4b7785bf…
2026-10-17 09:24REL-SNAP-074OK51 ms31376e868e4b7785bf…
2026-10-16 09:36REL-SNAP-073OK47 ms31376e868e4b7785bf…
2026-10-15 09:40REL-SNAP-072OK62 ms31376e868e4b7785bf…
2026-10-14 09:46REL-SNAP-071OK49 ms31376e868e4b7785bf…
2026-10-13 09:48REL-SNAP-070OK52 ms31376e868e4b7785bf…
2026-10-12 10:30REL-SNAP-069OK49 ms31376e868e4b7785bf…
2026-10-11 09:22REL-SNAP-068OK49 ms31376e868e4b7785bf…
2026-10-10 09:24REL-SNAP-067OK54 ms31376e868e4b7785bf…
2026-10-09 09:26REL-SNAP-066OK47 ms31376e868e4b7785bf…
2026-10-08 09:38REL-SNAP-065OK51 ms31376e868e4b7785bf…
2026-10-07 09:49REL-SNAP-064OK54 ms31376e868e4b7785bf…
2026-10-06 09:24REL-SNAP-063OK45 ms31376e868e4b7785bf…
2026-10-05 10:12REL-SNAP-062OK44 ms31376e868e4b7785bf…
2026-10-04 09:39REL-SNAP-061OK44 ms31376e868e4b7785bf…
2026-10-03 09:32REL-SNAP-060OK41 ms31376e868e4b7785bf…
2026-10-02 09:29REL-SNAP-059OK54 ms31376e868e4b7785bf…
2026-10-01 09:33REL-SNAP-058OK56 ms31376e868e4b7785bf…
2026-09-30 09:58REL-SNAP-057OK54 ms31376e868e4b7785bf…
2026-09-29 09:54REL-SNAP-056OK53 ms31376e868e4b7785bf…
2026-09-28 10:06REL-SNAP-055OK47 ms31376e868e4b7785bf…
2026-09-27 09:52REL-SNAP-054OK57 ms31376e868e4b7785bf…
2026-09-26 09:39REL-SNAP-053OK46 ms31376e868e4b7785bf…
2026-09-25 10:02REL-SNAP-052OK56 ms31376e868e4b7785bf…
2026-09-24 10:06REL-SNAP-051OK51 ms31376e868e4b7785bf…
2026-09-23 10:10REL-SNAP-050OK47 ms318d90a505423e410d…
2026-09-22 09:49REL-SNAP-049OK46 ms3018e3b96d5c50bcf2…
2026-09-21 09:33REL-SNAP-048OK49 ms3018e3b96d5c50bcf2…
2026-09-20 09:52REL-SNAP-047OK76 ms3018e3b96d5c50bcf2…
2026-09-19 09:37REL-SNAP-046OK45 ms3018e3b96d5c50bcf2…
2026-09-18 09:51REL-SNAP-045OK52 ms3018e3b96d5c50bcf2…
2026-09-17 10:01REL-SNAP-044OK78 ms3018e3b96d5c50bcf2…
2026-09-16 10:17REL-SNAP-043OK47 ms3018e3b96d5c50bcf2…
2026-09-15 09:52REL-SNAP-042OK51 ms3018e3b96d5c50bcf2…
2026-09-14 10:03REL-SNAP-041OK61 ms3018e3b96d5c50bcf2…
2026-09-13 09:59REL-SNAP-040OK45 ms3018e3b96d5c50bcf2…
2026-09-12 09:31REL-SNAP-039OK46 ms3018e3b96d5c50bcf2…
2026-09-11 09:40REL-SNAP-038OK43 ms3018e3b96d5c50bcf2…
2026-09-10 09:40REL-SNAP-037OK45 ms3018e3b96d5c50bcf2…

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/parquet-magic/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.