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
ai.edusignal/districts

K-12 school district data for all 50 US states. Enrollment, demographics, and academics.

EducationKnowledge & memory

Requires authOutdated checkNot measured3 / 22
ai.smithery/flight505-mcp_dincoder

Driven Intent Negotiation — Contract-Oriented Deterministic Executable Runtime DinCoder brings the…

LegalKnowledge & memory

Requires authNot measured3 / 22Not checked yet
ai.smithery/IlyaGusev-academia_mcp

Search arXiv and ACL Anthology, retrieve citations and references, and browse web sources to accel…

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
ai.smithery/morosss-sdfsdf

Find academic papers across major sources like arXiv, PubMed, bioRxiv, and more. Download PDFs whe…

OtherKnowledge & memory

Requires authNot measured3 / 22Not checked yet
ai.smithery/neverinfamous-memory-journal-mcp

A MCP server built for developers enabling Git based project management with project and personal…

ProductivityKnowledge & memory

Requires authNot measured3 / 22Not checked yet
ai.smithery/shoumikdc-arxiv-mcp

Discover the latest arXiv papers by category and keyword. Control how many results you get to spee…

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.bilgai/bilg

Shared memory for coding agents and their teams: docs, epics, tasks and decisions over MCP.

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.faunakit/mcp

Your shared chats, calendar, Drive, groups and memory, so a team's agents stay in step.

ProductivityKnowledge & memory

Requires authOutdated checkNot measured3 / 22
com.northreachinteractive/northreach

Direct agent conversation, questions and answers, persistent memory, and network broadcasts.

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.noticeahead/noticeahead

Contract deadline tracking: notice dates, reminders, audit, and MCP tools for agents.

LegalKnowledge & memory

Requires authOutdated checkNot measured3 / 22
com.themineworks/company-diligence-mcp

13 diligence tools: SEC, LEI, VAT, state+UK registries, courts, federal awards/contracts, FEC.

LegalKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.thenextgennexus/academic-research-mcp-server

arXiv and OpenAlex/Crossref paper search (an open Google Scholar alternative) as agent tools.

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.thenextgennexus/legal-mcp-server

Case law, court dockets, FINRA BrokerCheck and trademark data as 10 agent tools.

LegalKnowledge & memory

Requires authNot measured3 / 22Not checked yet
com.tre-app/tre

Tre — shared memory kanban for humans and agents (MCP Streamable HTTP).

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
in.creo-memories/mcp-server

Memory system for AI agents with semantic search. Store and recall memories with ease.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured3 / 22
io.cg3/prior

Shared knowledge base for AI agents. Search and contribute solutions to technical problems.

Developer ToolsKnowledge & memory

Requires authNot measured3 / 22Not checked yet
pro.tvarka/due-diligence

Lithuanian company due diligence and KYC identification, attested by an attorney-at-law.

LegalKnowledge & memory

Requires authNot measured3 / 22Not checked yet
uk.co.propbar/research

UK property research tools - crime stats, schools, demographics, valuations for AI.

EducationKnowledge & memory

Requires authOutdated checkNot measured3 / 22
xyz.automatoncolony/nebula

Per-client memory for any AI. On a clash, the AI gets both values and is told to ask you.

OtherKnowledge & memory

Requires authOutdated checkNot measured3 / 22
AI Context Flow

Universal memory for AI agents and tools. Save, organize and search context anywhere.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured3 / 22
All Time

Your All Time calendars and events: the schools, teams and leagues you follow. Read-only.

EducationKnowledge & memory

Requires authOutdated checkNot measured3 / 22
ApyHub Utility Tools (EU)

GDPR-compliant ApyHub utility APIs hosted in the EU. Requires an EU-generated ApyHub API key.

LegalKnowledge & memory

Requires authNot measured3 / 22Not checked yet
Artificial Wit AI

MCP server unifying ERPs, CRMs, APIs and knowledge base for Claude, ChatGPT and Gemini.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured3 / 22
Atende Direito

CRM for Brazilian law firms: contacts, pipeline, chat, lawsuits

LegalKnowledge & memory

Requires authOutdated checkNot measured3 / 22

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