MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/span-cm/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 46 of 46 observations since 12 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-039 to REL-SNAP-051, A from REL-SNAP-052 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
bdbd333c3e9d5f20…changed 2 times on the record
Name reported by the server
Spans to centimeters, number discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/span-cmas the registry listed it; not covered by the chain
First and last observed
12 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 09:27REL-SNAP-084OK52 ms31bdbd333c3e9d5f20…
2026-10-26 09:28REL-SNAP-083OK70 ms31bdbd333c3e9d5f20…
2026-10-25 09:23REL-SNAP-082OK53 ms31bdbd333c3e9d5f20…
2026-10-24 09:22REL-SNAP-081OK54 ms31bdbd333c3e9d5f20…
2026-10-23 10:33REL-SNAP-080OK54 ms31bdbd333c3e9d5f20…
2026-10-22 10:09REL-SNAP-079OK36 ms31bdbd333c3e9d5f20…
2026-10-21 09:50REL-SNAP-078OK60 ms31bdbd333c3e9d5f20…
2026-10-20 10:19REL-SNAP-077OK47 ms31bdbd333c3e9d5f20…
Show all 46 observations
2026-10-19 10:30REL-SNAP-076OK47 ms31bdbd333c3e9d5f20…
2026-10-18 09:31REL-SNAP-075OK45 ms31bdbd333c3e9d5f20…
2026-10-17 09:29REL-SNAP-074OK46 ms31bdbd333c3e9d5f20…
2026-10-16 09:41REL-SNAP-073OK45 ms31bdbd333c3e9d5f20…
2026-10-15 09:45REL-SNAP-072OK48 ms31bdbd333c3e9d5f20…
2026-10-14 09:52REL-SNAP-071OK57 ms31bdbd333c3e9d5f20…
2026-10-13 09:54REL-SNAP-070OK47 ms31bdbd333c3e9d5f20…
2026-10-12 10:35REL-SNAP-069OK45 ms31bdbd333c3e9d5f20…
2026-10-11 09:27REL-SNAP-068OK48 ms31bdbd333c3e9d5f20…
2026-10-10 09:29REL-SNAP-067OK49 ms31bdbd333c3e9d5f20…
2026-10-09 09:32REL-SNAP-066OK46 ms31bdbd333c3e9d5f20…
2026-10-08 09:43REL-SNAP-065OK47 ms31bdbd333c3e9d5f20…
2026-10-07 09:55REL-SNAP-064OK44 ms31bdbd333c3e9d5f20…
2026-10-06 09:29REL-SNAP-063OK47 ms31bdbd333c3e9d5f20…
2026-10-05 10:18REL-SNAP-062OK42 ms31bdbd333c3e9d5f20…
2026-10-04 09:45REL-SNAP-061OK44 ms31bdbd333c3e9d5f20…
2026-10-03 09:38REL-SNAP-060OK43 ms31bdbd333c3e9d5f20…
2026-10-02 09:35REL-SNAP-059OK47 ms31bdbd333c3e9d5f20…
2026-10-01 09:39REL-SNAP-058OK44 ms31bdbd333c3e9d5f20…
2026-09-30 10:03REL-SNAP-057OK49 ms31bdbd333c3e9d5f20…
2026-09-29 09:59REL-SNAP-056OK51 ms31bdbd333c3e9d5f20…
2026-09-28 10:12REL-SNAP-055OK55 ms31bdbd333c3e9d5f20…
2026-09-27 09:57REL-SNAP-054OK42 ms31bdbd333c3e9d5f20…
2026-09-26 09:45REL-SNAP-053OK46 ms31bdbd333c3e9d5f20…
2026-09-25 10:08REL-SNAP-052OK53 ms31bdbd333c3e9d5f20…
2026-09-24 10:11REL-SNAP-051OK55 ms31bdbd333c3e9d5f20…
2026-09-23 10:16REL-SNAP-050OK48 ms31e2cb0014ae0f6533…
2026-09-22 09:55REL-SNAP-049OK49 ms3020c2c0f165faab3e…
2026-09-21 09:39REL-SNAP-048OK59 ms3020c2c0f165faab3e…
2026-09-20 09:58REL-SNAP-047OK50 ms3020c2c0f165faab3e…
2026-09-19 09:42REL-SNAP-046OK54 ms3020c2c0f165faab3e…
2026-09-18 09:56REL-SNAP-045OK51 ms3020c2c0f165faab3e…
2026-09-17 10:06REL-SNAP-044OK43 ms3020c2c0f165faab3e…
2026-09-16 10:22REL-SNAP-043OK44 ms3020c2c0f165faab3e…
2026-09-15 09:57REL-SNAP-042OK54 ms3020c2c0f165faab3e…
2026-09-14 10:08REL-SNAP-041OK55 ms3020c2c0f165faab3e…
2026-09-13 10:04REL-SNAP-040OK87 ms3020c2c0f165faab3e…
2026-09-12 09:37REL-SNAP-039OK42 ms3020c2c0f165faab3e…

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/span-cm/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.