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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1429 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
LivingMeta — AI in Research

Read-only MCP over the LivingMeta AI-in-Research corpus: 12,400 papers, gaps, priority agenda.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22
LowlandData Resale & Secondhand

GDPR-clean secondhand listings and sold comps for resale pricing research. No seller personal data.

LegalKnowledge & memory

Requires authOutdated checkNot measured3 / 22
Market Research MCP

Market research for AI agents: Google Trends, Reddit, GitHub, HN, Medium, podcasts, EU tenders.

MediaCode & DevOps

Requires authNot measured3 / 22Not checked yet
Marketing & SEO Research MCP

Marketing research for AI agents: SEO audits, broken links, DNS, tech stack, App Store, products

Marketing & SalesCode & DevOps

Requires authNot measured3 / 22Not checked yet
MCP Research Agent: Web Scraping Tool for AI

Structured web research tool for AI agents: search, fetch and shape web data into the JSON schema…

Developer ToolsBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
MCPKit — Yandex Wordstat MCP

Research Yandex search demand, trends and regions in ChatGPT. Yandex API charges apply.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
Monk.trade

Stock research for AI assistants: US stock scans, SEC filings, insider trades and financials.

Finance & CryptoCode & DevOps

Requires authOutdated checkNot measured3 / 22
MultiScrape Contextual Web Research

Live web research with related queries, browser-rendered sources, images, and evidence.

MediaCode & DevOps

Requires authNot measured3 / 22Not checked yet
Mutual Fund Assessor

Research Indian mutual funds and manage consent-based portfolio tracking records.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
Nexlab MCP

28 MCP servers behind one endpoint: earth, sky, policy, records and research

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
Nexus Agent Network · AlpineLead OI

DACH B2B company research, lead qualification and sales intel for agents. Free preview, pay per task

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
OAK Research

Search OAK Research crypto and markets research, asset data, DeFi protocols, and market analysis.

Finance & CryptoCode & DevOps

Requires authOutdated checkNot measured3 / 22
Open data: clinical trials, EU tenders, companies, fuel prices

Official open data as JSON: clinical trials, EU tenders, papers, apps, French firms, fuel, domains.

HealthcareData access / search

Requires authNot measured3 / 22Not checked yet
OpenAlex

Search 250M+ research papers, citations and author profiles. Free OpenAlex account; OAuth sign-in.

OtherKnowledge & memory

Requires authOutdated checkNot measured3 / 22
OpenAlex Papers (Apify Actor) by Tuper

OpenAlex academic papers, authors and citations search via the official API. Runs on Apify.

OtherKnowledge & memory

Requires authNot measured3 / 22Not checked yet
Requires authNot measured3 / 22Not checked yet
OutreachBox

Cold email, prospect research, inbox triage, and content marketing in OutreachBox.

ProductivityCommunication & messaging

Requires authNot measured3 / 22Not checked yet
Panda Research MCP (hosted subset)

Hosted research subset: check citations, catch fake/retracted papers, search OpenAlex & PubMed.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Paperzilla

Morning research briefs, focused paper feeds, public digests and paper Markdown. OAuth required.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
Peer Research Papers MCP

Scholarly literature search across nine sources

Developer ToolsData access / search

Requires authOutdated checkNot measured3 / 22
Pennsylvania Company Check

Pennsylvania company checks by entity number: active status, legal form, LEI and sanctions.

LegalCode & DevOps

Requires authNot measured3 / 22Not checked yet
Pinterest Trends Scraper & API

Pinterest Trends for AI agents, no login: keyword research, forecast, audience, trending searches.

Developer ToolsBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
Podcast Episodes Scraper: audio links, dates, durations

Monitor competitors, build research corpora or give AI agents structured metadata.

MediaBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
Prospectr

Public-record buying signals and prospect research for US field sales reps.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22

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