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agent-observatory-sensor.nolimit-observatory.workers.dev/s/hex-contrast-aa/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
00959c18f87700ef…changed 2 times on the record
Name reported by the server
Contrast ratio vs 4.5 for one hex on whiteself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/hex-contrast-aaas 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 09:20REL-SNAP-084OK50 ms3100959c18f87700ef…
2026-10-26 09:20REL-SNAP-083OK69 ms3100959c18f87700ef…
2026-10-25 09:17REL-SNAP-082OK54 ms3100959c18f87700ef…
2026-10-24 09:16REL-SNAP-081OK53 ms3100959c18f87700ef…
2026-10-23 10:27REL-SNAP-080OK56 ms3100959c18f87700ef…
2026-10-22 10:03REL-SNAP-079OK59 ms3100959c18f87700ef…
2026-10-21 09:44REL-SNAP-078OK106 ms3100959c18f87700ef…
2026-10-20 10:13REL-SNAP-077OK45 ms3100959c18f87700ef…
Show all 48 observations
2026-10-19 10:23REL-SNAP-076OK47 ms3100959c18f87700ef…
2026-10-18 09:25REL-SNAP-075OK74 ms3100959c18f87700ef…
2026-10-17 09:24REL-SNAP-074OK62 ms3100959c18f87700ef…
2026-10-16 09:35REL-SNAP-073OK43 ms3100959c18f87700ef…
2026-10-15 09:39REL-SNAP-072OK49 ms3100959c18f87700ef…
2026-10-14 09:46REL-SNAP-071OK46 ms3100959c18f87700ef…
2026-10-13 09:48REL-SNAP-070OK55 ms3100959c18f87700ef…
2026-10-12 10:29REL-SNAP-069OK59 ms3100959c18f87700ef…
2026-10-11 09:22REL-SNAP-068OK44 ms3100959c18f87700ef…
2026-10-10 09:23REL-SNAP-067OK45 ms3100959c18f87700ef…
2026-10-09 09:26REL-SNAP-066OK85 ms3100959c18f87700ef…
2026-10-08 09:37REL-SNAP-065OK51 ms3100959c18f87700ef…
2026-10-07 09:48REL-SNAP-064OK48 ms3100959c18f87700ef…
2026-10-06 09:23REL-SNAP-063OK92 ms3100959c18f87700ef…
2026-10-05 10:12REL-SNAP-062OK47 ms3100959c18f87700ef…
2026-10-04 09:39REL-SNAP-061OK42 ms3100959c18f87700ef…
2026-10-03 09:32REL-SNAP-060OK54 ms3100959c18f87700ef…
2026-10-02 09:29REL-SNAP-059OK47 ms3100959c18f87700ef…
2026-10-01 09:33REL-SNAP-058OK43 ms3100959c18f87700ef…
2026-09-30 09:57REL-SNAP-057OK43 ms3100959c18f87700ef…
2026-09-29 09:53REL-SNAP-056OK80 ms3100959c18f87700ef…
2026-09-28 10:06REL-SNAP-055OK65 ms3100959c18f87700ef…
2026-09-27 09:51REL-SNAP-054OK46 ms3100959c18f87700ef…
2026-09-26 09:39REL-SNAP-053OK52 ms3100959c18f87700ef…
2026-09-25 10:02REL-SNAP-052OK61 ms3100959c18f87700ef…
2026-09-24 10:06REL-SNAP-051OK62 ms3100959c18f87700ef…
2026-09-23 10:10REL-SNAP-050OK58 ms311b1de36fe2e71960…
2026-09-22 09:49REL-SNAP-049OK58 ms30c0a6ae1407b3eb9a…
2026-09-21 09:33REL-SNAP-048OK54 ms30c0a6ae1407b3eb9a…
2026-09-20 09:52REL-SNAP-047OK51 ms30c0a6ae1407b3eb9a…
2026-09-19 09:36REL-SNAP-046OK78 ms30c0a6ae1407b3eb9a…
2026-09-18 09:50REL-SNAP-045OK46 ms30c0a6ae1407b3eb9a…
2026-09-17 10:00REL-SNAP-044OK43 ms30c0a6ae1407b3eb9a…
2026-09-16 10:16REL-SNAP-043OK48 ms30c0a6ae1407b3eb9a…
2026-09-15 09:52REL-SNAP-042OK41 ms30c0a6ae1407b3eb9a…
2026-09-14 10:02REL-SNAP-041OK49 ms30c0a6ae1407b3eb9a…
2026-09-13 09:58REL-SNAP-040OK51 ms30c0a6ae1407b3eb9a…
2026-09-12 09:31REL-SNAP-039OK51 ms30c0a6ae1407b3eb9a…
2026-09-11 09:40REL-SNAP-038OK46 ms30c0a6ae1407b3eb9a…
2026-09-10 09:40REL-SNAP-037OK48 ms30c0a6ae1407b3eb9a…

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/hex-contrast-aa/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.