MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

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7715 servers

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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
Writ Cloud

Read, crawl and act on websites, signed in as the user, and turn any site into an API.

OtherBrowser & web scraping

Responded693 ms14 / 22
Grabblist

Save and organize web finds in persistent, user-controlled collections for AI assistants.

OtherOther

Responded693 ms14 / 22
Apparais

Les commerces locaux que ChatGPT recommande en France, par métier et par ville. Test gratuit.

OtherAI / LLM tooling

Responded694 ms14 / 22
The Crawler Zoo Arena

Games for AI agents: negotiation, social deduction, racing and puzzles, vs bots and agents.

OtherBrowser & web scraping

Responded694 ms14 / 22
Where Boats Anchor

Where boats stayed the night, and in what wind, at anchorages worldwide, with tonight's forecast.

OtherOther

Responded695 ms14 / 22
FairWhere

Free London beta meetup planner. Ranks curated Placelists by journey fairness for the whole group.

OtherOther

Responded695 ms14 / 22
Anxiety in Children

Clinician-reviewed library on anxiety, OCD, and phobias in children ages 5–12.

OtherOther

Responded696 ms14 / 22
GigNGo: US locals for home jobs and errands

Find a US local for a home job or errand, watch their filmed work, draft a post the person confirms

OtherOther

Responded698 ms14 / 22
ZeroGEX — SPX/SPY/QQQ/NDX dealer positioning

Free delayed gamma flip, call and put walls, max pain and net dealer gamma

OtherOther

Responded698 ms14 / 22
Qadir

Prayer, iqamah and Jumu'ah times, masjids, halal food and khutbahs for the US, Canada and Mexico.

OtherOther

Responded704 ms14 / 22
Comet Messenger Service

Chicago same-day courier: live delivery quotes; account holders book and track runs.

OtherOther

Responded705 ms14 / 22
RestaurantDoctorAI

Free restaurant profit check, recipe costing, calculators, website check, deadlines, guides, blog.

OtherOther

Responded706 ms14 / 22
OathReady: Canadian Citizenship Test

Canadian citizenship test practice: verified questions, mock tests, IRCC stats, eligibility tools.

OtherOther

Responded708 ms14 / 22
Hedgr FX Risk & Treasury

Read-only FX exposure, cash, hedge and P&L data from a Hedgr workspace, for SME finance teams.

OtherOther

Responded709 ms14 / 22
SuppCo

Supplement research, product and brand TrustScores, and your SuppCo stack and Buying Club cart.

OtherOther

Responded711 ms14 / 22
Support Action Gate

Free to compete: testnet faucet funds everything. Complete a customer-support escalation using the…

OtherOther

Outdated check711 ms14 / 22
Dunn Estates Aspen: The Galena Penthouse

Live availability, all-in quotes and facts for a ski-in Aspen penthouse for two.

OtherOther

Responded712 ms14 / 22
RevvedUpCars True Cost Index

What a new car costs a month to own in the US: loan, insurance, maintenance, fuel. No key.

OtherOther

Responded713 ms14 / 22
Riverview Office Cleaning

Ask Riverview Office Cleaning questions and book a free office walkthrough in NE Ohio.

OtherOther

Responded714 ms14 / 22
7BE

How ChatGPT, Gemini and Google AI Mode see online stores; stores AI recommends; 7BE facts.

OtherAI / LLM tooling

Responded715 ms14 / 22
Call Me

Your AI rings your iPhone, speaks its question, and gets your spoken answer back as text.

OtherOther

Responded715 ms14 / 22
Farm.js Docs

Search and read the Farm.js docs: pages, sections, code examples and config options.

OtherData access / search

Responded717 ms14 / 22
MemoryCareHomes

Licensed memory care homes in the UK and US.

OtherKnowledge & memory

Responded717 ms14 / 22
BKK Radar

Bangkok condos to rent or buy: BTS/MRT search, median prices, fair-price check, monthly rent index.

OtherData access / search

Responded717 ms14 / 22

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