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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6024 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
io.github.johnisanerd/duckduckgo

DuckDuckGo web search results, news and related searches. Paid, on Apify's hosted MCP.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22
io.github.jpol34/chuckle

Look up meme template images by name or description, with disambiguation for ambiguous names.

MediaData access / search

Requires authOutdated checkNot measured5 / 22
io.github.Marginpad/sdk

Free crypto-futures paper trading and live market data for AI agents. 29 tools; no key for data.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
io.github.NormiHQ/normi

French property market data — 17M+ DVF sales, 22M+ DPE energy ratings, 20M+ building records.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
io.github.quantustik/mcp

S&P 500 market data: filings, earnings, insider, Congress and institutional trades. No forecasts.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
io.github.scrapeless-ai/scrapeless-mcp-server

Web search, browser automation, scraping, crawling and CAPTCHA solving for AI agents.

Developer ToolsData access / search

Requires authNot measured5 / 22Not checked yet
io.kolvera/kolvera

AI sales & BD platform for Australian recruiters: search, enrich, campaign, research, reports.

Marketing & SalesData access / search

Requires authNot measured5 / 22
io.veezee/linkedin

LinkedIn data for AI agents: search, profiles, companies, posts. Free key, self-minted, no signup.

Developer ToolsData access / search

Requires authNot measured5 / 22
io.veezee/reddit

Reddit posts, comments, subreddits, and search for AI agents. Free key, self-minted, no signup.

Developer ToolsData access / search

Requires authNot measured5 / 22
io.veezee/x-twitter

X (formerly Twitter) posts, profiles, and search for AI agents. Free key, self-minted, no signup.

Developer ToolsData access / search

Requires authNot measured5 / 22
it.heera/agentimus

heera.it via Agentimus: AI readiness, traffic, request log, search & index reports, by approval.

OtherData access / search

Requires authNot measured5 / 22
no.folgpris/folgpris

Norwegian price tracking: search Elkjøp, Komplett, Power and 400+ stores, get price-drop alerts.

OtherData access / search

Requires authNot measured5 / 22
sh.newsflash/newsflash

Real-time corroborated news events + 5-year archive, for agents. Free tier, no key.

MediaData access / search

Requires authNot measured5 / 22Not checked yet
sh.opencapital/mcp

Give your AI deep fundamentals on US public companies — metrics, segments, peers. Free.

Data & AnalyticsData access / search

Requires authNot measured5 / 22
su.hpt/hptsu-mcp

Search hpt.su — Russian/EAEU vehicle compliance documents: type approvals, certificates, VIN lookup.

Developer ToolsData access / search

Requires authNot measured5 / 22Not checked yet
world.sniff/sniff-mcp

Canine genomics for agents: breed allele frequencies, AI pathogenicity + OMIA clinical disease layer

HealthcareData access / search

Not measuredNot measured5 / 22
1325.AI

Verified directory of 47,000+ Black-owned U.S. businesses. Search, profiles, maps, rewards.

Developer ToolsData access / search

Requires authNot measured5 / 22
1acre Land Intelligence

Look up Indian land parcels by survey number or lat/lon. Returns parcel boundaries.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
1ToolRing

One key for AI agents: 3,051 pay-per-call tools for search, maps, shopping and market data.

Finance & CryptoData access / search

Requires authOutdated checkNot measured5 / 22
3D Print Log

Log and query 3D prints, printers, filament, and projects on 3dprintlog.com, and search its docs.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
3D Texel

Search/download 7,000+ PBR materials, HDRIs, decals, 3D assets; generate PBR materials and HDRIs.

Developer ToolsData access / search

Requires authNot measured5 / 22Not checked yet
3DAssets.dev

Search and download free CC0 GLB models and game packs, and submit new ones on a user behalf.

OtherData access / search

Requires authNot measured5 / 22Not checked yet
3Dsellers

Run eBay, Amazon, Walmart, Etsy and Shopify stores from your AI assistant. 120+ tools, no code.

E-commerceData access / search

Requires authOutdated checkNot measured5 / 22
3GPP Scout

Hosted 3GPP MCP server for Rel-15–20 TS/TR search. Index stays current.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22

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