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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5359 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
Cambridge China Bridge — China sourcing

UK import duty, landed cost, anti-dumping and compliance checks for China-sourced goods.

OtherOther

Outdated check188 ms13 / 22
SimoShop

Catalogul SimoShop: bijuterii si componente din argint 925, cautare si top produse, preturi in lei.

OtherOther

Outdated check188 ms13 / 22
WhatsMood

Events in Turkey and abroad by mood, city and date; ticket price comparison, local deals, lists.

OtherOther

Responded189 ms13 / 22
AI-first company: evidence on AI adoption

Rated evidence on AI adoption: practices, company cases, claim checks and readiness assessments.

OtherOther

Responded189 ms13 / 22
MCPFax Web Extract

Read any web page as clean text for a prompt, or list every link on it.

OtherOther

Responded189 ms13 / 22
Snapforge Ship-Ready Check

Free, read-only ship-readiness check for Replit, Lovable and Bolt apps.

OtherOther

Responded190 ms13 / 22
Astraluno

Birth charts, Big Three and sky events with explicit uncertainty. Free; birth data never stored.

OtherOther

Responded191 ms13 / 22
Checksum Validator

Validates Luhn, IBAN, ISBN, EAN/UPC, SWIFT/BIC, and EU VAT checksums and formats.

OtherOther

Responded193 ms13 / 22
CraftMe – Book craftspeople

Find trade businesses near you, see services, prices and free times, and prepare a booking.

OtherOther

Responded195 ms13 / 22
Semly Public Website

Read-only Semly plans, prices, features, integrations and published articles in 15 languages.

OtherOther

Responded196 ms13 / 22
Rush SR Lap Analyzer

Analyze AiM RaceStudio lap data: lap times, compare laps, time loss, compare two sessions.

OtherOther

Responded197 ms13 / 22
NailMe – Book nail studios

Find nail studios near you, see services, prices and free times, and prepare a booking to confirm.

OtherOther

Responded198 ms13 / 22
Porchlight: 2-4 unit loan limits and owner-occupant math

FHA and conforming 2-4 unit loan limits by county, plus owner-occupant house-hack math.

OtherOther

Outdated check200 ms13 / 22
Open Country: USDA Section 538 and 515 data

USDA rural eligibility, Section 538 income limits, 538 loans and lenders, 515 rentals.

OtherOther

Outdated check200 ms13 / 22
IQInsight – IQ Percentile & Score Guide

Calculate theoretical IQ percentiles and explain public score guides with clear limitations.

OtherOther

Outdated check200 ms13 / 22
Rudko — vertebrologist (Chernivtsi, Ukraine)

Book a Ukrainian-speaking vertebrologist in Chernivtsi, Ukraine: find slots and book for the user.

OtherOther

Outdated check206 ms13 / 22
Italy Salary Calculator

Italy salary 2026: net pay itemised, gross for a target net, employer cost, vs the Netherlands.

OtherOther

Outdated check208 ms13 / 22
SpinTheWheel Hub

Spin a random picker wheel in chat: weighted entries, fair RNG, animated wheel and shareable links.

OtherOther

Outdated check208 ms13 / 22
PriceInIndia

Compare live prices across Amazon, Flipkart, Croma and 50+ retailers in India.

OtherOther

Outdated check211 ms13 / 22
Aurinia — book across venues via your AI assistant

Find availability and book across a network of independent venues via your AI assistant.

OtherOther

Outdated check212 ms13 / 22
VISEON for Web

VISEON's Schema.org knowledge graph: products, services, people, FAQs and terms, from viseon.io

OtherOther

Responded217 ms13 / 22
Poland Salary Calculator

Poland salary 2026: net pay itemised, gross for a target net, employer cost, vs the Netherlands.

OtherOther

Outdated check217 ms13 / 22
TransitRadar — UK trains and buses

Live UK rail boards, journey planning, train history, units, lifts, disruptions, punctuality.

OtherOther

Outdated check217 ms13 / 22
Italian B2B Lead Scoring, Ranking & JSON Decisions

Score, rank and prioritize an existing Italian B2B lead list into explained JSON decisions.

OtherOther

Outdated check217 ms13 / 22

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