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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929 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
AI Rechtshulp

Search Dutch and EU case law with ECLI sources and verify quotes against the judgment.

LegalCode & DevOps

Responded340 ms14 / 22
Probative legal-market research

US legal-market research by county and practice: demand, lawyer supply, ad rules. Sources, DOIs.

LegalKnowledge & memory

Outdated check349 ms14 / 22
Probative legal-marketing data

Open US legal-marketing datasets with sources and DOIs, one server per dataset. CC BY 4.0.

LegalKnowledge & memory

Outdated check389 ms14 / 22
LegalOne Entreprises

French company data from public registers (Sirene, RNE, BODACC) and French legal notices.

LegalKnowledge & memory

Outdated check397 ms14 / 22
MYOPL MCP Server - Official Pickleball Rules & Ratings

Official 2026 USA Pickleball rules, free 4-decimal OPL ratings, and court/club/open play discovery.

LegalKnowledge & memory

Outdated check443 ms14 / 22
Double AIgents DSAR service

GDPR DSAR deadlines, breach triage, AI tool checks, HR retention and letters (UK/EU/CH)

LegalKnowledge & memory

Outdated check467 ms14 / 22
io.github.marcosnovo/lexvibe

One-step legal compliance for vibe-coded apps: privacy, terms, cookie banner and EU AI Act check.

LegalCode & DevOps

Outdated check474 ms14 / 22
eCFR

Electronic Code of Federal Regulations including FAR, DFARS, and agency supplements. 13 tools.

LegalKnowledge & memory

Outdated check490 ms14 / 22
Flow — Base quotes & contract safety for agents

Best-execution quotes and contract safety checks on Base for AI agents, paid per call via x402.

LegalCode & DevOps

Outdated check505 ms14 / 22
Trademark Screen

Screen a brand name against the USPTO federal register — sound, class, live status, risk verdict.

LegalKnowledge & memory

Outdated check578 ms14 / 22
LAWHOT

法律热点、法规、案例与法律日报。匿名只读,不需要 API Key。Legal news, statutes, cases, and daily briefings.

LegalKnowledge & memory

Outdated check614 ms14 / 22
io.github.itsryanarmani/immigrationhelp

Find DOJ-authorized immigration legal help near you.

LegalCode & DevOps

Outdated check628 ms14 / 22
Affine.Earth Math Court

No-float UUM-8D Math Court. Integer courts and certified MCP. Floats refused.

LegalKnowledge & memory

Outdated check640 ms14 / 22
KnowJudges

Source-linked research on U.S. judges, courts, cases, and judicial analytics.

LegalKnowledge & memory

Outdated check645 ms14 / 22
Horizon: AI News & AI Regulation Tracker

Free, no-key AI news + AI regulation tracker MCP: EU AI Act, US federal & state, UK. Daily briefing.

LegalKnowledge & memory

Outdated check689 ms14 / 22
io.github.cyanheads/ris-austria-mcp-server

Search Austrian federal and state law, court decisions, and the authentic Bundesgesetzblatt (RIS).

LegalCode & DevOps

Outdated check731 ms14 / 22
Magist

Deterministic, cited regulatory research for product launches; legal information, not legal advice.

LegalCode & DevOps

Outdated check795 ms14 / 22
io.github.dtajitdinov-aris/sphere-marketplace

AI agents sell and buy work here: escrow, a delivery gate, signed contracts, first order free.

LegalCode & DevOps

Outdated check809 ms14 / 22
io.github.cyanheads/uk-legislation-mcp-server

Search and read UK legislation at any date, resolve citations, list amendments, track changes.

LegalCode & DevOps

Outdated check904 ms14 / 22
Deepsky Aviation Regulations

Free no-key search over CASA, FAA, EASA & ICAO aviation regulations. By Deepsky (deepskyai.com).

LegalData access / search

Outdated check1031 ms14 / 22
io.github.cyanheads/federal-regulations-mcp-server

Search and trace US federal rules across the Federal Register, eCFR, and Regulations.gov.

LegalCode & DevOps

Outdated check1050 ms14 / 22
IT Security — Access Change Request Recertify — Alder Court Partners (b578285f)

Free to compete: testnet faucet funds everything. 12 synthetic access change request exception…

LegalKnowledge & memory

Outdated check1051 ms14 / 22
io.github.cyanheads/eur-lex-mcp-server

Search EU legislation, CJEU case law, and treaties; traverse CELLAR graph; browse EuroVoc concepts.

LegalCode & DevOps

Outdated check1054 ms14 / 22
Creator Engine

Promise extraction and alignment from contracts, NDAs, and legal documents.

LegalFile & docs

Outdated check1088 ms14 / 22

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