MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-duration/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 50 of 50 observations since 8 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-047, A from REL-SNAP-048 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
ec8bf73bac963c6c…changed 4 times on the record
Name reported by the server
ISO 8601 duration shapeself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/iso-durationas the registry listed it; not covered by the chain
First and last observed
8 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 09:09REL-SNAP-084OK59 ms31ec8bf73bac963c6c…
2026-10-26 09:09REL-SNAP-083OK56 ms31ec8bf73bac963c6c…
2026-10-25 09:07REL-SNAP-082OK45 ms31ec8bf73bac963c6c…
2026-10-24 09:07REL-SNAP-081OK45 ms31ec8bf73bac963c6c…
2026-10-23 10:17REL-SNAP-080OK50 ms31ec8bf73bac963c6c…
2026-10-22 09:54REL-SNAP-079OK49 ms31ec8bf73bac963c6c…
2026-10-21 09:34REL-SNAP-078OK58 ms31ec8bf73bac963c6c…
2026-10-20 10:02REL-SNAP-077OK46 ms31ec8bf73bac963c6c…
Show all 50 observations
2026-10-19 10:13REL-SNAP-076OK46 ms31ec8bf73bac963c6c…
2026-10-18 09:16REL-SNAP-075OK80 ms31ec8bf73bac963c6c…
2026-10-17 09:15REL-SNAP-074OK46 ms31ec8bf73bac963c6c…
2026-10-16 09:27REL-SNAP-073OK57 ms31ec8bf73bac963c6c…
2026-10-15 09:31REL-SNAP-072OK46 ms31ec8bf73bac963c6c…
2026-10-14 09:37REL-SNAP-071OK56 ms31ec8bf73bac963c6c…
2026-10-13 09:38REL-SNAP-070OK54 ms31ec8bf73bac963c6c…
2026-10-12 10:20REL-SNAP-069OK56 ms31ec8bf73bac963c6c…
2026-10-11 09:13REL-SNAP-068OK40 ms31ec8bf73bac963c6c…
2026-10-10 09:14REL-SNAP-067OK45 ms31ec8bf73bac963c6c…
2026-10-09 09:17REL-SNAP-066OK46 ms31ec8bf73bac963c6c…
2026-10-08 09:28REL-SNAP-065OK45 ms31ec8bf73bac963c6c…
2026-10-07 09:39REL-SNAP-064OK50 ms31ec8bf73bac963c6c…
2026-10-06 09:14REL-SNAP-063OK47 ms31ec8bf73bac963c6c…
2026-10-05 10:03REL-SNAP-062OK53 ms31ec8bf73bac963c6c…
2026-10-04 09:30REL-SNAP-061OK42 ms31ec8bf73bac963c6c…
2026-10-03 09:23REL-SNAP-060OK45 ms31ec8bf73bac963c6c…
2026-10-02 09:20REL-SNAP-059OK45 ms31ec8bf73bac963c6c…
2026-10-01 09:24REL-SNAP-058OK51 ms31ec8bf73bac963c6c…
2026-09-30 09:48REL-SNAP-057OK51 ms31ec8bf73bac963c6c…
2026-09-29 09:44REL-SNAP-056OK47 ms31ec8bf73bac963c6c…
2026-09-28 09:57REL-SNAP-055OK48 ms31ec8bf73bac963c6c…
2026-09-27 09:42REL-SNAP-054OK41 ms31ec8bf73bac963c6c…
2026-09-26 09:29REL-SNAP-053OK50 ms31ec8bf73bac963c6c…
2026-09-25 09:53REL-SNAP-052OK60 ms31ec8bf73bac963c6c…
2026-09-24 09:56REL-SNAP-051OK48 ms31ec8bf73bac963c6c…
2026-09-23 10:00REL-SNAP-050OK54 ms31b2199f4b9bbf3235…
2026-09-22 09:40REL-SNAP-049OK48 ms3009af58fed592837d…
2026-09-21 09:24REL-SNAP-048OK53 ms3009af58fed592837d…
2026-09-20 09:43REL-SNAP-047OK61 ms3009af58fed592837d…
2026-09-19 09:27REL-SNAP-046OK46 ms3009af58fed592837d…
2026-09-18 09:41REL-SNAP-045OK49 ms3009af58fed592837d…
2026-09-17 09:51REL-SNAP-044OK55 ms3009af58fed592837d…
2026-09-16 10:07REL-SNAP-043OK45 ms3009af58fed592837d…
2026-09-15 09:43REL-SNAP-042OK46 ms3009af58fed592837d…
2026-09-14 09:49REL-SNAP-041OK47 ms3009af58fed592837d…
2026-09-13 09:49REL-SNAP-040OK46 ms3009af58fed592837d…
2026-09-12 09:22REL-SNAP-039OK54 ms3009af58fed592837d…
2026-09-11 09:30REL-SNAP-038OK47 ms3009af58fed592837d…
2026-09-10 09:31REL-SNAP-037OK53 ms3009af58fed592837d…
2026-09-09 09:38REL-SNAP-036OK49 ms290b3c14dc0f248e9f…
2026-09-08 09:57REL-SNAP-035OK45 ms11f2d46aff07fcf731…

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/iso-duration/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 4 times on the record. Each change is dated in the observations below.