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
Ansvar: German Law

German law via Ansvar Gateway. Cited, OAuth + paid tier.

LegalKnowledge & memory

Requires authNot measured5 / 22
Ansvar: Italian Law

Italian law via Ansvar Gateway. Cited, OAuth + paid tier.

LegalKnowledge & memory

Requires authNot measured5 / 22
Ansvar: Polish Law

Polish law via Ansvar Gateway. Cited, OAuth + paid tier.

LegalKnowledge & memory

Requires authNot measured5 / 22
Ansvar: Spanish Law

Spanish law via Ansvar Gateway. Cited, OAuth + paid tier.

LegalKnowledge & memory

Requires authNot measured5 / 22
Ansvar: Swedish Law

Swedish law + work env. via Ansvar Gateway. Cited, OAuth + paid tier.

LegalKnowledge & memory

Requires authNot measured5 / 22
Archipelago (archipelago.tools)

Agent memory for human brains: your agent's plans and decisions as a map you read, correct, share.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured5 / 22
Atlaso Memory

Atlaso, the AI memory layer: one shared, persistent memory for every AI tool you connect.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22
BidSparq

55 tools for federal/state/local RFPs, awards, vendors, contact graph, contract vehicles, pursuits.

LegalKnowledge & memory

Requires authNot measured5 / 22
BRONTIR Research

Web research across search, Reddit, YouTube, reviews and ad libraries, with line-numbered citations

MediaKnowledge & memory

Requires authOutdated checkNot measured5 / 22
Cairn.ink Memory

Cross-session memory for AI agents with a Source Receipt for every memory, over MCP.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22Not checked yet
Chipp Memory and schedules

Chipp: a project's memory, circles, and scheduled tasks

OtherKnowledge & memory

Requires authOutdated checkNot measured5 / 22
Cite42

AI visibility and SEO data for AI agents: citations, keywords, trends, and scheduled trackers.

Marketing & SalesKnowledge & memory

Requires authNot measured5 / 22
Common Elements

Community association records, statutes, licenses, RFPs and the change feed. OAuth or API key.

LegalKnowledge & memory

Requires authNot measured5 / 22
Common Paper

Create, send, negotiate, sign, and track contracts with Common Paper.

LegalKnowledge & memory

Requires authNot measured5 / 22
Contracko

AI contract management (CLM): contract review, data extraction, reminders and renewal deadlines.

LegalKnowledge & memory

Requires authNot measured5 / 22
Corpus Iuris

Derecho mexicano verificable: leyes, tesis y precedentes SCJN con vigencia fechada y URL citable

LegalKnowledge & memory

Requires authOutdated checkNot measured5 / 22
Customerly

Manage Customerly contacts, conversations, companies, segments and knowledge base

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22
Dabra MCP

Brazilian company and person data by CNPJ/CPF: registry, partners, tax status, sanctions, lawsuits.

LegalKnowledge & memory

Requires authNot measured5 / 22
Dataville

SEC filings, Wikipedia, arXiv, US Census and more for AI agents, with every answer source-linked.

GovernmentKnowledge & memory

Requires authNot measured5 / 22Not checked yet
DecRec

Decision memory for AI agents: record, revisit, and resolve consequential choices.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22
den — Korean AEC knowledge, curated

Curated Korean AEC expertise for AI agents: KDS·KCS·KS, building law, practice, and the reasoning.

LegalKnowledge & memory

Requires authNot measured5 / 22Not checked yet
Doriku

Shared control plane for AI coding agents — tasks, memory, decisions, file locks. 12 tools.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22Not checked yet
Ecommerce Data API

Amazon product, keyword, sales estimate, reverse ASIN, market and trademark data for agents.

LegalKnowledge & memory

Requires authNot measured5 / 22
Eigma

Files what you learn into a personal wiki and quizzes you before you forget it.

OtherKnowledge & memory

Requires authNot measured5 / 22

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