MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/json-keys-ok/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
39183c272e2620c5…changed 2 times on the record
Name reported by the server
JSON top-level key count, values discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/json-keys-okas 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 09:22REL-SNAP-084OK71 ms3139183c272e2620c5…
2026-10-26 09:22REL-SNAP-083OK272 ms3139183c272e2620c5…
2026-10-25 09:18REL-SNAP-082OK49 ms3139183c272e2620c5…
2026-10-24 09:17REL-SNAP-081OK58 ms3139183c272e2620c5…
2026-10-23 10:28REL-SNAP-080OK50 ms3139183c272e2620c5…
2026-10-22 10:04REL-SNAP-079OK31 ms3139183c272e2620c5…
2026-10-21 09:45REL-SNAP-078OK80 ms3139183c272e2620c5…
2026-10-20 10:14REL-SNAP-077OK51 ms3139183c272e2620c5…
Show all 48 observations
2026-10-19 10:25REL-SNAP-076OK94 ms3139183c272e2620c5…
2026-10-18 09:26REL-SNAP-075OK45 ms3139183c272e2620c5…
2026-10-17 09:25REL-SNAP-074OK46 ms3139183c272e2620c5…
2026-10-16 09:37REL-SNAP-073OK52 ms3139183c272e2620c5…
2026-10-15 09:41REL-SNAP-072OK57 ms3139183c272e2620c5…
2026-10-14 09:47REL-SNAP-071OK53 ms3139183c272e2620c5…
2026-10-13 09:49REL-SNAP-070OK48 ms3139183c272e2620c5…
2026-10-12 10:30REL-SNAP-069OK76 ms3139183c272e2620c5…
2026-10-11 09:23REL-SNAP-068OK44 ms3139183c272e2620c5…
2026-10-10 09:24REL-SNAP-067OK43 ms3139183c272e2620c5…
2026-10-09 09:27REL-SNAP-066OK47 ms3139183c272e2620c5…
2026-10-08 09:38REL-SNAP-065OK46 ms3139183c272e2620c5…
2026-10-07 09:49REL-SNAP-064OK57 ms3139183c272e2620c5…
2026-10-06 09:24REL-SNAP-063OK51 ms3139183c272e2620c5…
2026-10-05 10:13REL-SNAP-062OK58 ms3139183c272e2620c5…
2026-10-04 09:40REL-SNAP-061OK45 ms3139183c272e2620c5…
2026-10-03 09:33REL-SNAP-060OK92 ms3139183c272e2620c5…
2026-10-02 09:30REL-SNAP-059OK55 ms3139183c272e2620c5…
2026-10-01 09:34REL-SNAP-058OK52 ms3139183c272e2620c5…
2026-09-30 09:58REL-SNAP-057OK48 ms3139183c272e2620c5…
2026-09-29 09:54REL-SNAP-056OK46 ms3139183c272e2620c5…
2026-09-28 10:07REL-SNAP-055OK51 ms3139183c272e2620c5…
2026-09-27 09:53REL-SNAP-054OK50 ms3139183c272e2620c5…
2026-09-26 09:40REL-SNAP-053OK44 ms3139183c272e2620c5…
2026-09-25 10:03REL-SNAP-052OK60 ms3139183c272e2620c5…
2026-09-24 10:07REL-SNAP-051OK47 ms3139183c272e2620c5…
2026-09-23 10:11REL-SNAP-050OK52 ms3185a335cbacc132da…
2026-09-22 09:50REL-SNAP-049OK61 ms307c1d2c093f4d56c9…
2026-09-21 09:34REL-SNAP-048OK47 ms307c1d2c093f4d56c9…
2026-09-20 09:53REL-SNAP-047OK45 ms307c1d2c093f4d56c9…
2026-09-19 09:37REL-SNAP-046OK44 ms307c1d2c093f4d56c9…
2026-09-18 09:51REL-SNAP-045OK51 ms307c1d2c093f4d56c9…
2026-09-17 10:02REL-SNAP-044OK53 ms307c1d2c093f4d56c9…
2026-09-16 10:17REL-SNAP-043OK46 ms307c1d2c093f4d56c9…
2026-09-15 09:53REL-SNAP-042OK44 ms307c1d2c093f4d56c9…
2026-09-14 10:03REL-SNAP-041OK53 ms307c1d2c093f4d56c9…
2026-09-13 10:00REL-SNAP-040OK90 ms307c1d2c093f4d56c9…
2026-09-12 09:32REL-SNAP-039OK43 ms307c1d2c093f4d56c9…
2026-09-11 09:41REL-SNAP-038OK80 ms307c1d2c093f4d56c9…
2026-09-10 09:41REL-SNAP-037OK57 ms307c1d2c093f4d56c9…

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/json-keys-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.