MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/alpn-h2-ok/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 41 of 41 observations since 17 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-044 to REL-SNAP-056, A from REL-SNAP-057 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
6f8aad3822ef0f11…changed 2 times on the record
Name reported by the server
ALPN h2/http/1.1 token, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/alpn-h2-okas the registry listed it; not covered by the chain
First and last observed
17 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 09:28REL-SNAP-084OK58 ms316f8aad3822ef0f11…
2026-10-26 09:29REL-SNAP-083OK88 ms316f8aad3822ef0f11…
2026-10-25 09:24REL-SNAP-082OK51 ms316f8aad3822ef0f11…
2026-10-24 09:23REL-SNAP-081OK52 ms316f8aad3822ef0f11…
2026-10-23 10:34REL-SNAP-080OK57 ms316f8aad3822ef0f11…
2026-10-22 10:10REL-SNAP-079OK32 ms316f8aad3822ef0f11…
2026-10-21 09:51REL-SNAP-078OK79 ms316f8aad3822ef0f11…
2026-10-20 10:20REL-SNAP-077OK44 ms316f8aad3822ef0f11…
Show all 41 observations
2026-10-19 10:30REL-SNAP-076OK62 ms316f8aad3822ef0f11…
2026-10-18 09:32REL-SNAP-075OK50 ms316f8aad3822ef0f11…
2026-10-17 09:30REL-SNAP-074OK81 ms316f8aad3822ef0f11…
2026-10-16 09:42REL-SNAP-073OK54 ms316f8aad3822ef0f11…
2026-10-15 09:46REL-SNAP-072OK46 ms316f8aad3822ef0f11…
2026-10-14 09:53REL-SNAP-071OK47 ms316f8aad3822ef0f11…
2026-10-13 09:54REL-SNAP-070OK44 ms316f8aad3822ef0f11…
2026-10-12 10:36REL-SNAP-069OK47 ms316f8aad3822ef0f11…
2026-10-11 09:28REL-SNAP-068OK50 ms316f8aad3822ef0f11…
2026-10-10 09:30REL-SNAP-067OK51 ms316f8aad3822ef0f11…
2026-10-09 09:33REL-SNAP-066OK44 ms316f8aad3822ef0f11…
2026-10-08 09:44REL-SNAP-065OK57 ms316f8aad3822ef0f11…
2026-10-07 09:55REL-SNAP-064OK49 ms316f8aad3822ef0f11…
2026-10-06 09:30REL-SNAP-063OK54 ms316f8aad3822ef0f11…
2026-10-05 10:19REL-SNAP-062OK45 ms316f8aad3822ef0f11…
2026-10-04 09:45REL-SNAP-061OK44 ms316f8aad3822ef0f11…
2026-10-03 09:39REL-SNAP-060OK44 ms316f8aad3822ef0f11…
2026-10-02 09:36REL-SNAP-059OK45 ms316f8aad3822ef0f11…
2026-10-01 09:40REL-SNAP-058OK52 ms316f8aad3822ef0f11…
2026-09-30 10:04REL-SNAP-057OK53 ms316f8aad3822ef0f11…
2026-09-29 10:00REL-SNAP-056OK60 ms316f8aad3822ef0f11…
2026-09-28 10:12REL-SNAP-055OK63 ms316f8aad3822ef0f11…
2026-09-27 09:58REL-SNAP-054OK81 ms316f8aad3822ef0f11…
2026-09-26 09:46REL-SNAP-053OK46 ms316f8aad3822ef0f11…
2026-09-25 10:09REL-SNAP-052OK55 ms316f8aad3822ef0f11…
2026-09-24 10:12REL-SNAP-051OK51 ms316f8aad3822ef0f11…
2026-09-23 10:17REL-SNAP-050OK53 ms312c0ed687e6b42f20…
2026-09-22 09:56REL-SNAP-049OK48 ms30c6853cf548e546b2…
2026-09-21 09:40REL-SNAP-048OK102 ms30c6853cf548e546b2…
2026-09-20 09:58REL-SNAP-047OK46 ms30c6853cf548e546b2…
2026-09-19 09:43REL-SNAP-046OK56 ms30c6853cf548e546b2…
2026-09-18 09:57REL-SNAP-045OK53 ms30c6853cf548e546b2…
2026-09-17 10:07REL-SNAP-044OK45 ms30c6853cf548e546b2…

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/alpn-h2-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.