MCP VerifyThe rating layer for AI agents

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

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 40 of 40 observations since 18 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-045 to REL-SNAP-057, A from REL-SNAP-058 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
4ab2abcc520fdcc6…changed 2 times on the record
Name reported by the server
EBNF production count, body discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/ebnf-okas the registry listed it; not covered by the chain
First and last observed
18 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 09:29REL-SNAP-084OK51 ms314ab2abcc520fdcc6…
2026-10-26 09:29REL-SNAP-083OK50 ms314ab2abcc520fdcc6…
2026-10-25 09:24REL-SNAP-082OK51 ms314ab2abcc520fdcc6…
2026-10-24 09:23REL-SNAP-081OK55 ms314ab2abcc520fdcc6…
2026-10-23 10:34REL-SNAP-080OK62 ms314ab2abcc520fdcc6…
2026-10-22 10:10REL-SNAP-079OK29 ms314ab2abcc520fdcc6…
2026-10-21 09:51REL-SNAP-078OK59 ms314ab2abcc520fdcc6…
2026-10-20 10:20REL-SNAP-077OK47 ms314ab2abcc520fdcc6…
Show all 40 observations
2026-10-19 10:31REL-SNAP-076OK56 ms314ab2abcc520fdcc6…
2026-10-18 09:32REL-SNAP-075OK50 ms314ab2abcc520fdcc6…
2026-10-17 09:30REL-SNAP-074OK46 ms314ab2abcc520fdcc6…
2026-10-16 09:42REL-SNAP-073OK44 ms314ab2abcc520fdcc6…
2026-10-15 09:46REL-SNAP-072OK47 ms314ab2abcc520fdcc6…
2026-10-14 09:53REL-SNAP-071OK93 ms314ab2abcc520fdcc6…
2026-10-13 09:54REL-SNAP-070OK41 ms314ab2abcc520fdcc6…
2026-10-12 10:36REL-SNAP-069OK49 ms314ab2abcc520fdcc6…
2026-10-11 09:28REL-SNAP-068OK51 ms314ab2abcc520fdcc6…
2026-10-10 09:30REL-SNAP-067OK45 ms314ab2abcc520fdcc6…
2026-10-09 09:33REL-SNAP-066OK57 ms314ab2abcc520fdcc6…
2026-10-08 09:44REL-SNAP-065OK50 ms314ab2abcc520fdcc6…
2026-10-07 09:56REL-SNAP-064OK49 ms314ab2abcc520fdcc6…
2026-10-06 09:30REL-SNAP-063OK51 ms314ab2abcc520fdcc6…
2026-10-05 10:19REL-SNAP-062OK57 ms314ab2abcc520fdcc6…
2026-10-04 09:45REL-SNAP-061OK42 ms314ab2abcc520fdcc6…
2026-10-03 09:39REL-SNAP-060OK43 ms314ab2abcc520fdcc6…
2026-10-02 09:36REL-SNAP-059OK45 ms314ab2abcc520fdcc6…
2026-10-01 09:40REL-SNAP-058OK58 ms314ab2abcc520fdcc6…
2026-09-30 10:04REL-SNAP-057OK47 ms314ab2abcc520fdcc6…
2026-09-29 10:00REL-SNAP-056OK54 ms314ab2abcc520fdcc6…
2026-09-28 10:12REL-SNAP-055OK46 ms314ab2abcc520fdcc6…
2026-09-27 09:58REL-SNAP-054OK53 ms314ab2abcc520fdcc6…
2026-09-26 09:46REL-SNAP-053OK51 ms314ab2abcc520fdcc6…
2026-09-25 10:09REL-SNAP-052OK51 ms314ab2abcc520fdcc6…
2026-09-24 10:12REL-SNAP-051OK51 ms314ab2abcc520fdcc6…
2026-09-23 10:17REL-SNAP-050OK46 ms31137d801933db2305…
2026-09-22 09:56REL-SNAP-049OK55 ms30da29f757fd2f9c14…
2026-09-21 09:40REL-SNAP-048OK56 ms30da29f757fd2f9c14…
2026-09-20 09:58REL-SNAP-047OK47 ms30da29f757fd2f9c14…
2026-09-19 09:43REL-SNAP-046OK52 ms30da29f757fd2f9c14…
2026-09-18 09:57REL-SNAP-045OK46 ms30da29f757fd2f9c14…

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/ebnf-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.