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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5788 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
noCRM.io MCP by usefulapi

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

Marketing & SalesData access / search

Outdated check143 ms14 / 22
Portkey MCP by usefulapi

Read AI-gateway analytics, configs, virtual keys, workspaces and users; log request feedback.

Data & AnalyticsData access / search

Outdated check144 ms14 / 22
Enerflo MCP by usefulapi

Read customers, installs, tasks and notes; add leads and notes in Enerflo.

Marketing & SalesData access / search

Outdated check145 ms14 / 22
Bitbybit CAD MCP

Bitbybit 3D parametric CAD API, version-exact, for coding agents: search, describe, examples, guide

Developer ToolsData access / search

Responded147 ms14 / 22
MapMap

Maps for agents: truck/ADR routing, geocoding, places, matrices, isochrones, EV and fleet planning.

Data & AnalyticsData access / search

Responded147 ms14 / 22
WhatJobs Job Search

Search live WhatJobs jobs, salaries and hiring companies in 58 countries from AI assistants.

ProductivityData access / search

Responded148 ms14 / 22
SeoAiX SEO Audit

Free SEO & AI-search (AEO) audits for any site or Shopify store, with emailed weekly score reports.

E-commerceData access / search

Responded148 ms14 / 22
RentalAnalytics rent tools

Read-only HUD rent lookup and the site's existing rental calculators.

OtherData access / search

Responded148 ms14 / 22
Tiltify MCP by usefulapi

Read campaigns, donations and top donor and fundraiser leaderboards in Tiltify.

Marketing & SalesData access / search

Outdated check148 ms14 / 22
Buildium MCP by usefulapi

Read Buildium properties, units, leases, tenants, balances and bills; manage work orders.

Real Estate & PropertyData access / search

Outdated check150 ms14 / 22
HomeMortgageOnline mortgage tools

Read-only mortgage calculators and the site's published rate snapshot.

Real Estate & PropertyData access / search

Responded151 ms14 / 22
Zammad MCP by usefulapi

Search and read Zammad tickets, customers and organizations; add notes, replies and ticket updates.

ProductivityData access / search

Outdated check152 ms14 / 22
Particle Health MCP by usefulapi

Query Particle Health patient records across connected clinical networks.

HealthcareData access / search

Outdated check152 ms14 / 22
TechSnif

Agent-first tech news: ranked story clusters, coverage and discussion links, trends, and events.

MediaData access / search

Responded154 ms14 / 22
TrustyData

French address quality, geocoding, routing, company lookup & catchment stats (BAN, INSEE, OSM).

Data & AnalyticsData access / search

Responded157 ms14 / 22
FindA.Sale

Find yard sales, garage sales, auctions, flea markets and resale shops, and search items for sale.

E-commerceData access / search

Outdated check158 ms14 / 22
WhatConverts MCP by usefulapi

Read WhatConverts leads, calls, forms, accounts and profiles; add leads and update lead value.

Marketing & SalesData access / search

Outdated check162 ms14 / 22
Smoobu MCP by usefulapi

Check vacation-rental reservations, rates, availability and guest messages, and update bookings.

TravelData access / search

Outdated check163 ms14 / 22
HotelsCasa

Travel search: 1.3M hotels and apartments, owner homes, tours, flights, taxi, car rental.

TravelData access / search

Responded164 ms14 / 22
Open Dental MCP by usefulapi

Read appointments, open slots, providers, procedure codes and recalls in Open Dental.

HealthcareData access / search

Outdated check164 ms14 / 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

Outdated check165 ms14 / 22
StatusPal MCP by usefulapi

Read status-page status, services, incidents and metrics; create, update and publish incidents.

Data & AnalyticsData access / search

Outdated check166 ms14 / 22
RocketList

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

ProductivityData access / search

Responded167 ms14 / 22
Shopmonkey MCP by usefulapi

Look up shop customers, vehicles, work orders and parts, and create orders or book appointments.

E-commerceData access / search

Outdated check167 ms14 / 22

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