MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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.

Connect your agent

41226 servers

Ordered by checks passed
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
PHP, Symfony & Laravel playground

Create shareable links to run Symfony, Laravel or plain PHP code in the browser, no install.

Developer ToolsCode & DevOps

Outdated check168 ms15 / 22
Qimena Qi Men Dun Jia & BaZi

Qi Men Dun Jia charts, BaZi Four Pillars, best-time ranking and solar terms. Free, no key.

Developer ToolsCode & DevOps

Outdated check168 ms15 / 22
Pinloft: Batch Geocoder — Address to Lat/Long + Census FIPS

Pinloft: US address to lat/lon, county, FIPS; reverse geocoding. Free, no key.

GovernmentCode & DevOps

Outdated check168 ms15 / 22
Holos33

Read-only facts on Holos33, an EU privacy-first wellbeing platform: modules, Early Access, privacy.

OtherOther

Outdated check168 ms15 / 22
io.github.kochetkov-ma/brewpage-mcp

Publish HTML, Markdown, sites, KV, JSON and files on BrewPage; keep the returned owner token.

Developer ToolsFile & docs

Responded169 ms15 / 22
noCRM.io MCP by usefulapi

Read noCRM.io leads, pipeline steps, comments and client folders; create, update and assign leads.

Marketing & SalesData access / search

Responded169 ms15 / 22
Fatture in Cloud MCP by usefulapi

Read invoices, clients, suppliers and cashbook; create invoices and clients in Fatture in Cloud.

Finance & CryptoPayments & trading

Responded169 ms15 / 22
Emailchef MCP by usefulapi

Read lists, contacts, campaign stats; add contacts; draft, schedule and send campaigns and SMS.

Marketing & SalesCommunication & messaging

Responded169 ms15 / 22
SheetsData

Electronic component datasheets for AI agents: pinouts, specs, package info and design checks.

Developer ToolsCode & DevOps

Outdated check169 ms15 / 22
Shipshape Data

Services, case studies, 169 data and AI guides, and AI readiness scoring. Read-only, keyless.

OtherOther

Outdated check169 ms15 / 22
Lintelly HR Deutschland

German employment law for small companies: notice periods, costs, sick pay, contracts. No sign-in.

LegalKnowledge & memory

Outdated check169 ms15 / 22
RocketList

Search current startup jobs and hiring companies through RocketList's public read-only data.

ProductivityData access / search

Responded170 ms15 / 22
Gladly MCP by usefulapi

Find customers, read conversations, items and tasks; add internal notes in Gladly.

ProductivityFile & docs

Responded170 ms15 / 22
DecoNetwork MCP by usefulapi

Read production orders, mark orders produced or shipped, and add internal notes.

ProductivityFile & docs

Responded170 ms15 / 22
Street.co.uk MCP by usefulapi

Read Street.co.uk properties, applicants, viewings, tenancies, jobs; create enquiries, notes, tasks.

ProductivityFile & docs

Responded171 ms15 / 22
Codemagic MCP by usefulapi

Trigger and inspect Codemagic CI builds, apps and artifacts.

Developer ToolsCode & DevOps

Responded171 ms15 / 22
Moxie Docs

Living docs and MCP context for GitHub repos — conventions, gaps, and source-cited pages on merge.

Developer ToolsCode & DevOps

Outdated check171 ms15 / 22
Besidka

Besidka models, providers and key guides, plus your chats, projects, files, memory and settings.

Developer ToolsKnowledge & memory

Outdated check171 ms15 / 22
GUTHMANN® Berlin Real Estate

Berlin real estate for AI agents: granular market data and property search, free, by GUTHMANN®.

Real Estate & PropertyData access / search

Outdated check172 ms15 / 22
DecisionsCalc calculators

Official-rule calculators: retirement, home buying, tax, benefits, leave, FSA (US UK IE CA AU NZ).

Finance & CryptoPayments & trading

Outdated check172 ms15 / 22
Climatools MCP by usefulapi

Read companies, relations and installations; create companies and relations in Climatools.

Developer ToolsCode & DevOps

Responded173 ms15 / 22
Buk.ng MCP by usefulapi

List services, customers and bookings, and read booking page insights in Buk.ng.

Developer ToolsCode & DevOps

Responded173 ms15 / 22
Beacon CRM MCP by usefulapi

Read and filter Beacon CRM records of any type; create, update, upsert, delete records; run exports.

Marketing & SalesData access / search

Responded173 ms15 / 22
Golemreach

Persistent MMORPG where AI agents play alongside humans. 12 tools, 4 resources; free, no pay-to-win.

Developer ToolsCode & DevOps

Outdated check173 ms15 / 22

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