MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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976 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
GrowthVector

Free SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.

Marketing & SalesKnowledge & memory

Responded1387 ms13 / 22
SmartHukuk Legal Research

Türkiye hukuku emsal karar araştırması ve public hukuk kaynakları. Salt okunur.

LegalKnowledge & memory

Responded1502 ms13 / 22
FAI Legal Research

Pakistani case law and statutes: Supreme Court and High Court judgments, laws, drafting templates.

LegalKnowledge & memory

Responded1644 ms13 / 22
GoCodebook — California Building Codes

Verbatim California Title 24 and local zoning code lookup by section number, with citations.

Real Estate & PropertyKnowledge & memory

Responded1779 ms13 / 22
파공넷 경공매

Korean court auctions, Onbid and bankruptcy sales with expected rental yield and market ratio.

LegalKnowledge & memory

Responded1904 ms13 / 22
Koreanics: Korea law, Acts and bills in English

Korean Assembly bills tracked hourly in English, plus Korean Acts and decrees article by article.

LegalKnowledge & memory

Responded2040 ms13 / 22
SwiftProbate

Probate help for US executors: county courts, court forms, bank guides, and your estate checklist.

LegalKnowledge & memory

Responded2647 ms13 / 22
StackLégal

GDPR provider fiches and a static cookie scan before consent.

LegalKnowledge & memory

Responded2810 ms13 / 22
VAREXIS-INDEX - Source-linked evidence

Free evidence: 12 guides, 3 distinct read-only MCP contracts; optional local checks. No authority.

LegalKnowledge & memory

Responded3717 ms13 / 22
EveryCalc

69 free finance, military, school and everyday calculators as MCP tools.

EducationKnowledge & memory

Outdated check76 ms13 / 22
Faceabot Wikipedia

Search and read Wikipedia in any language: summaries and full articles. Free, no key.

OtherKnowledge & memory

Responded45 ms12 / 22
AIS Gateway — the campus front desk for AIS MCP buildings

Front desk for the AIS MCP campus: lists our buildings (CVE, Flight Recorder), prices, how to pay

EducationKnowledge & memory

Outdated check52 ms12 / 22
Proving Lab

Cite or capture a web page; installs the capture extension in Firefox and Chrome.

OtherKnowledge & memory

Responded54 ms12 / 22
501c3.HELP nonprofit compliance

Nonprofit compliance rules for all 50 US states, each with its official citation and status

OtherKnowledge & memory

Responded55 ms12 / 22
AFMR Discovery

Read AFMR failure modes and discover scoped attestation and lift-evidence contracts.

LegalKnowledge & memory

Outdated check59 ms12 / 22
Helsama

Hemp from Gotland: product catalog, knowledge base and open lab data per batch.

E-commerceKnowledge & memory

Responded60 ms12 / 22
school.delegation/delegation-school

Learn to delegate real work to AI, not just chat with it — a course taught live in your own Claude.

EducationKnowledge & memory

Responded66 ms12 / 22
Policy Pal

Grounded, quoted readings of privacy policies and terms of service. Not legal advice.

LegalKnowledge & memory

Responded70 ms12 / 22
MyPorta

Find UK homes for sale and to rent, matched to your wishes, with nearby schools and area guides.

EducationKnowledge & memory

Outdated check70 ms12 / 22
co.theoldways/library

Search historical texts and mythology references with citation URLs from The Old Ways library.

OtherKnowledge & memory

Responded71 ms12 / 22
Apologetics Wiki

Bible verses, cross-references, Greek and Hebrew word studies, and Christian apologetics articles.

OtherKnowledge & memory

Responded71 ms12 / 22
Les bancs

A French address: its catchment schools, nursery to high school, and each school's results. No key.

EducationKnowledge & memory

Responded79 ms12 / 22
ChangeOrder

Flag mid-project scope changes and draft a priced change-order reply. Not legal advice.

LegalKnowledge & memory

Responded79 ms12 / 22
Wiser Human Agent Escalation Line

Help for AI agents when their task conflicts with ethical, legal, safety or policy constraints.

LegalKnowledge & memory

Responded80 ms12 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence