MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/upper-n/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
6c8a7aff00e2a08b…changed 2 times on the record
Name reported by the server
UPPERCASE run count, text discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/upper-nas 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 09:26REL-SNAP-084OK102 ms316c8a7aff00e2a08b…
2026-10-26 09:26REL-SNAP-083OK67 ms316c8a7aff00e2a08b…
2026-10-25 09:22REL-SNAP-082OK46 ms316c8a7aff00e2a08b…
2026-10-24 09:21REL-SNAP-081OK43 ms316c8a7aff00e2a08b…
2026-10-23 10:32REL-SNAP-080OK47 ms316c8a7aff00e2a08b…
2026-10-22 10:08REL-SNAP-079OK32 ms316c8a7aff00e2a08b…
2026-10-21 09:49REL-SNAP-078OK50 ms316c8a7aff00e2a08b…
2026-10-20 10:18REL-SNAP-077OK47 ms316c8a7aff00e2a08b…
Show all 46 observations
2026-10-19 10:28REL-SNAP-076OK91 ms316c8a7aff00e2a08b…
2026-10-18 09:30REL-SNAP-075OK297 ms316c8a7aff00e2a08b…
2026-10-17 09:28REL-SNAP-074OK53 ms316c8a7aff00e2a08b…
2026-10-16 09:40REL-SNAP-073OK45 ms316c8a7aff00e2a08b…
2026-10-15 09:44REL-SNAP-072OK44 ms316c8a7aff00e2a08b…
2026-10-14 09:51REL-SNAP-071OK53 ms316c8a7aff00e2a08b…
2026-10-13 09:52REL-SNAP-070OK48 ms316c8a7aff00e2a08b…
2026-10-12 10:34REL-SNAP-069OK88 ms316c8a7aff00e2a08b…
2026-10-11 09:26REL-SNAP-068OK49 ms316c8a7aff00e2a08b…
2026-10-10 09:28REL-SNAP-067OK46 ms316c8a7aff00e2a08b…
2026-10-09 09:31REL-SNAP-066OK54 ms316c8a7aff00e2a08b…
2026-10-08 09:42REL-SNAP-065OK54 ms316c8a7aff00e2a08b…
2026-10-07 09:53REL-SNAP-064OK42 ms316c8a7aff00e2a08b…
2026-10-06 09:28REL-SNAP-063OK47 ms316c8a7aff00e2a08b…
2026-10-05 10:17REL-SNAP-062OK50 ms316c8a7aff00e2a08b…
2026-10-04 09:43REL-SNAP-061OK48 ms316c8a7aff00e2a08b…
2026-10-03 09:37REL-SNAP-060OK78 ms316c8a7aff00e2a08b…
2026-10-02 09:34REL-SNAP-059OK45 ms316c8a7aff00e2a08b…
2026-10-01 09:38REL-SNAP-058OK44 ms316c8a7aff00e2a08b…
2026-09-30 10:02REL-SNAP-057OK49 ms316c8a7aff00e2a08b…
2026-09-29 09:58REL-SNAP-056OK46 ms316c8a7aff00e2a08b…
2026-09-28 10:10REL-SNAP-055OK59 ms316c8a7aff00e2a08b…
2026-09-27 09:56REL-SNAP-054OK44 ms316c8a7aff00e2a08b…
2026-09-26 09:44REL-SNAP-053OK46 ms316c8a7aff00e2a08b…
2026-09-25 10:07REL-SNAP-052OK52 ms316c8a7aff00e2a08b…
2026-09-24 10:10REL-SNAP-051OK52 ms316c8a7aff00e2a08b…
2026-09-23 10:15REL-SNAP-050OK58 ms31a8710f4a1d0db782…
2026-09-22 09:54REL-SNAP-049OK66 ms30c33707692a232d3a…
2026-09-21 09:38REL-SNAP-048OK45 ms30c33707692a232d3a…
2026-09-20 09:57REL-SNAP-047OK51 ms30c33707692a232d3a…
2026-09-19 09:41REL-SNAP-046OK44 ms30c33707692a232d3a…
2026-09-18 09:55REL-SNAP-045OK51 ms30c33707692a232d3a…
2026-09-17 10:05REL-SNAP-044OK45 ms30c33707692a232d3a…
2026-09-16 10:21REL-SNAP-043OK53 ms30c33707692a232d3a…
2026-09-15 09:56REL-SNAP-042OK55 ms30c33707692a232d3a…
2026-09-14 10:07REL-SNAP-041OK53 ms30c33707692a232d3a…
2026-09-13 10:03REL-SNAP-040OK53 ms30c33707692a232d3a…
2026-09-12 09:36REL-SNAP-039OK54 ms30c33707692a232d3a…

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/upper-n/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.