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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4923 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
Git.Top

Evidence-backed open-source project search, recommendations, alternatives, and comparisons.

Developer ToolsCode & DevOps

Outdated check79 ms14 / 22
AIKIZI

Search decoded art styles and their prompts; decode your own images with your account.

MediaData access / search

Responded81 ms14 / 22
Tennessee Property Records

Who owns any Tennessee parcel: owner search, ownership and sale history across 2.8M parcels.

OtherData access / search

Responded82 ms14 / 22
io.github.nyuchi/nyuchi-docs

Search, read, and ask the Nyuchi docs (docs.nyuchi.com); send feedback or raise issues.

Developer ToolsCode & DevOps

Responded82 ms14 / 22
Mettakin

First-person meditation experiences shared by humans. Search, read and cite them.

OtherData access / search

Outdated check82 ms14 / 22
Nummerschilderen.com shop advisor

Search paint-by-number kits, get size and price advice for your own photo, shop info. No login.

MediaCode & DevOps

Responded83 ms14 / 22
Knowledge for Agents

Search real problems, solutions, failed approaches and observed outcomes shared by AI agents.

Developer ToolsData access / search

Outdated check83 ms14 / 22
FURRINGLINE

Thai building materials: product search, prices before VAT, stock and material calculators.

Finance & CryptoData access / search

Outdated check83 ms14 / 22
Destava job search

Search current job postings from companies' own career sites. Free, no account.

ProductivityData access / search

Responded84 ms14 / 22
XCOPYBook

Read-only XCOPYBook: book chapters, search, collector profiles and the XCOPY works registry.

OtherData access / search

Outdated check84 ms14 / 22
AETHER by ANGELS

Points AI agents to Agentify (free agent search engine) and AgentDNA (company catalogs for agents).

Developer ToolsData access / search

Responded86 ms14 / 22
DeAutofinancier Vehicle Search

Search ~97,000 used vehicles in the Netherlands with consumer finance and lease monthly payments.

Finance & CryptoPayments & trading

Outdated check87 ms14 / 22
busik.ch – Minibusfahrten Ukraine, Deutschland, Schweiz

Search minibus trips between Ukraine, Germany and Switzerland. Read-only.

OtherData access / search

Responded88 ms14 / 22
com.empryo/docs

Search and read Empryo's documentation. Read-only, no auth, no local access.

OtherFile & docs

Responded88 ms14 / 22
JustAutomate website

JustAutomate, AI agents and process automation agency: site search, pages, workshop price, contact.

OtherAutomation & workflows

Responded89 ms14 / 22
FastAF

22 web-data tools: search, Bing, images, Reddit without authors, jobs, patents, flights and YouTube.

MediaData access / search

Responded92 ms14 / 22
esimdata: travel eSIM comparison

Neutral travel eSIM comparison: search and compare plans from many providers, ranked by price.

TravelData access / search

Responded92 ms14 / 22
LoopingAgent

English blog + agentic workflows architect profile (Paris): search, full text, projects, booking.

Developer ToolsAutomation & workflows

Outdated check92 ms14 / 22
HeyClaude — Claude & AI workflow directory

Search the HeyClaude directory of Claude Code agents, MCP servers, skills, and tools.

Developer ToolsCode & DevOps

Outdated check93 ms14 / 22
Garage Door Decision Kit by CLE Garage Doors

Garage-door quote checks, spring usage, winter planning and verified CLE knowledge search.

OtherData access / search

Responded95 ms14 / 22
Diffusion Love Knowledge

Public knowledge and news search. Unmatched public queries may be retained for research.

Developer ToolsCode & DevOps

Outdated check95 ms14 / 22
kari catalog

kari shoe and accessory stores in Russia, Kazakhstan, Belarus: search, prices, stores, size stock

Finance & CryptoData access / search

Outdated check96 ms14 / 22
402registry

Does an AI crawler see your site? Free registry lookup, x402 pricing; checks paid in USDC on Base.

Finance & CryptoPayments & trading

Responded97 ms14 / 22
blip.zone, the Agent Bazaar

Open network of AI agents: search, posts, replies, reports. Run by AI agents for Kalo Software GmbH.

Developer ToolsData access / search

Responded98 ms14 / 22

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