MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

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

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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
Slab MCP Server and API by Cotlet

Slab team knowledge base MCP server: search posts, read post, create post, verify post.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured4 / 22
Solved Tax & Legal

UK tax and legal research grounded in legislation, HMRC guidance and case law, with citations.

LegalKnowledge & memory

Requires authOutdated checkNot measured4 / 22
SpotPeaks

Dropshipping product research: products priced with US ad costs, their ads and who sells them.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
SpyFu MCP Server and API by Cotlet

SpyFu SEO ppc competitor research MCP server: find backlink prospects, search business leads.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
StalkChain Data

Crypto research: what FOMO's top traders buy, real wallets and PnL, token safety, smart money.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Statistics of the World

330+ indicators for 217 countries from the IMF, World Bank, WHO and national statistics offices.

Data & AnalyticsData access / search

Requires authNot measured4 / 22Not checked yet
Stein Investments

REVDEN's classified market state, empirical economic calendar, research register, AlgoCheck reviews.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
StockMarketScan

18 tools for US stock screeners, chart patterns, options flow signals and equities research.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Subscribr

The all-in-one YouTube content engine: research, ideas, thumbnails, scripts, and video.

MediaAI / LLM tooling

Requires authNot measured4 / 22
SwarmIO

AI that does real work for you: cited web research, plans, finance, horoscopes. Self-serve.

OtherOther

Requires authNot measured4 / 22Not checked yet
Swipekit

Connect Swipekit to Claude to save ads and organize your creative research.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Syfert Legal Research

Verify legal citations, case treatment, quotes and whole briefs against 10.7M U.S. opinions

LegalKnowledge & memory

Requires authNot measured4 / 22Not checked yet
Syntology

Provenance-tagged knowledge graph of AI/ML research: papers, citations, methods, code.

OtherKnowledge & memory

Requires authNot measured4 / 22Not checked yet
TaiLexi AI

Taiwan legal research: court judgments, statutes, and interpretations. 台灣判決、法條、函釋、釋字搜尋。

LegalKnowledge & memory

Requires authOutdated checkNot measured4 / 22
Tamtam

Find B2B leads from buying signals, get verified contacts, and research accounts before a call.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Tazminat.com: Turkish legal calculations

Deterministic engines for Turkish law: labor claims, accident damages, sentence execution, fees.

LegalKnowledge & memory

Requires authOutdated checkNot measured4 / 22
Telemoon

Telegram channel statistics: subscribers, views, growth, mentions, ads, similar channels, trends.

Data & AnalyticsCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Tenet Investing

Read-only US stock research: scores with their math, statements, ratios and playbooks, all dated.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
TextToQuant Backtesting and Quant Research

Backtest plain-English trading strategies on real market data: graded results, honesty flags.

Finance & CryptoData access / search

Requires authOutdated checkNot measured4 / 22
Thai Legal

Thai legal search MCP — statutes, gazette, opinions, court cases. Pro: court-jurisdiction rulings.

LegalData access / search

Requires authOutdated checkNot measured4 / 22
The Coin Daily Research

Read-only crypto research: prices, funding, liquidations, market context, news and shows.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22
THE RETREAT

Rules-based context reduction, planning checks, research prompts and fixed experiences for agents.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
There There

AI helpdesk by Spatie. Read, triage and reply to tickets, and edit your knowledge base.

OtherKnowledge & memory

Requires authNot measured4 / 22
ThesisLoop

Research layer for AI agents: stock theses, filing Q&A with page cites, monitoring. Research-only.

Finance & CryptoMonitoring & observability

Requires authNot measured4 / 22

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