MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/cache-control-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
fdb95d89f80589cd…changed 2 times on the record
Name reported by the server
Cache-Control token count, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/cache-control-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 09:23REL-SNAP-084OK45 ms31fdb95d89f80589cd…
2026-10-26 09:23REL-SNAP-083OK94 ms31fdb95d89f80589cd…
2026-10-25 09:19REL-SNAP-082OK56 ms31fdb95d89f80589cd…
2026-10-24 09:18REL-SNAP-081OK56 ms31fdb95d89f80589cd…
2026-10-23 10:29REL-SNAP-080OK76 ms31fdb95d89f80589cd…
2026-10-22 10:05REL-SNAP-079OK30 ms31fdb95d89f80589cd…
2026-10-21 09:46REL-SNAP-078OK53 ms31fdb95d89f80589cd…
2026-10-20 10:15REL-SNAP-077OK56 ms31fdb95d89f80589cd…
Show all 48 observations
2026-10-19 10:26REL-SNAP-076OK47 ms31fdb95d89f80589cd…
2026-10-18 09:27REL-SNAP-075OK50 ms31fdb95d89f80589cd…
2026-10-17 09:26REL-SNAP-074OK52 ms31fdb95d89f80589cd…
2026-10-16 09:37REL-SNAP-073OK49 ms31fdb95d89f80589cd…
2026-10-15 09:42REL-SNAP-072OK46 ms31fdb95d89f80589cd…
2026-10-14 09:48REL-SNAP-071OK82 ms31fdb95d89f80589cd…
2026-10-13 09:50REL-SNAP-070OK58 ms31fdb95d89f80589cd…
2026-10-12 10:31REL-SNAP-069OK44 ms31fdb95d89f80589cd…
2026-10-11 09:24REL-SNAP-068OK46 ms31fdb95d89f80589cd…
2026-10-10 09:25REL-SNAP-067OK46 ms31fdb95d89f80589cd…
2026-10-09 09:28REL-SNAP-066OK51 ms31fdb95d89f80589cd…
2026-10-08 09:39REL-SNAP-065OK44 ms31fdb95d89f80589cd…
2026-10-07 09:50REL-SNAP-064OK46 ms31fdb95d89f80589cd…
2026-10-06 09:25REL-SNAP-063OK44 ms31fdb95d89f80589cd…
2026-10-05 10:14REL-SNAP-062OK45 ms31fdb95d89f80589cd…
2026-10-04 09:41REL-SNAP-061OK68 ms31fdb95d89f80589cd…
2026-10-03 09:34REL-SNAP-060OK44 ms31fdb95d89f80589cd…
2026-10-02 09:31REL-SNAP-059OK51 ms31fdb95d89f80589cd…
2026-10-01 09:35REL-SNAP-058OK49 ms31fdb95d89f80589cd…
2026-09-30 09:59REL-SNAP-057OK43 ms31fdb95d89f80589cd…
2026-09-29 09:55REL-SNAP-056OK49 ms31fdb95d89f80589cd…
2026-09-28 10:08REL-SNAP-055OK47 ms31fdb95d89f80589cd…
2026-09-27 09:54REL-SNAP-054OK44 ms31fdb95d89f80589cd…
2026-09-26 09:41REL-SNAP-053OK46 ms31fdb95d89f80589cd…
2026-09-25 10:04REL-SNAP-052OK50 ms31fdb95d89f80589cd…
2026-09-24 10:08REL-SNAP-051OK72 ms31fdb95d89f80589cd…
2026-09-23 10:12REL-SNAP-050OK54 ms31450ee75e834ffd02…
2026-09-22 09:51REL-SNAP-049OK49 ms30b5f22853a753ade3…
2026-09-21 09:35REL-SNAP-048OK43 ms30b5f22853a753ade3…
2026-09-20 09:54REL-SNAP-047OK57 ms30b5f22853a753ade3…
2026-09-19 09:38REL-SNAP-046OK46 ms30b5f22853a753ade3…
2026-09-18 09:52REL-SNAP-045OK46 ms30b5f22853a753ade3…
2026-09-17 10:02REL-SNAP-044OK47 ms30b5f22853a753ade3…
2026-09-16 10:18REL-SNAP-043OK42 ms30b5f22853a753ade3…
2026-09-15 09:54REL-SNAP-042OK44 ms30b5f22853a753ade3…
2026-09-14 10:04REL-SNAP-041OK56 ms30b5f22853a753ade3…
2026-09-13 10:00REL-SNAP-040OK50 ms30b5f22853a753ade3…
2026-09-12 09:33REL-SNAP-039OK46 ms30b5f22853a753ade3…
2026-09-11 09:41REL-SNAP-038OK46 ms30b5f22853a753ade3…
2026-09-10 09:42REL-SNAP-037OK81 ms30b5f22853a753ade3…

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/cache-control-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.