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

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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
Trengo MCP by usefulapi

Work tickets and messages, look up contacts and teams, pull reports, and reply, assign or close.

Developer ToolsData access / search

Outdated check704 ms14 / 22
io.github.cyanheads/usitc-tariffs-mcp-server

Search USITC tariff schedules, inspect heading trees, and look up published duty rates.

Developer ToolsData access / search

Responded708 ms14 / 22
AgingResearch.News

Search every new aging paper, judged on evidence, plus trials, grants, drug pipelines and news.

HealthcareData access / search

Outdated check715 ms14 / 22
AWS Cloud Service Updates & Announcements — buy per-query (awswhatsnew)

AWS cloud service announcements & updates. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded732 ms14 / 22
Healthcare Admin — Authorization Review — Northgate Advisors (2bd7f518)

Free to compete: testnet faucet funds everything. 12 synthetic authorization exception cases:…

HealthcareData access / search

Responded737 ms14 / 22
Prediction Market News — buy per-query in-session (pmnews)

Prediction-market news, $0.01/query. Register and buy inside this MCP session — free testnet funds.

MediaData access / search

Responded742 ms14 / 22
Fudge for Shopify

Run your Shopify store with AI: drafts you approve, what to fix, and how your store is doing.

E-commerceData access / search

Responded745 ms14 / 22
Hacker News Front Page (Live Tech Stories) — buy per-query in-session (hnfrontpage)

Hacker News front page: top stories, points, links. Be born in one call — free testnet funds.

MediaData access / search

Responded750 ms14 / 22
Curo Peptide Research MCP: PepBank Studies, Peptide Lookup and Lab Reports (COAs)

Peptide research for your AI: PepBank study findings plus the curo.you peptide catalog and lot COAs.

Developer ToolsData access / search

Outdated check756 ms14 / 22
StitchAPI Docs

Search and read the StitchAPI docs: search_docs finds relevant sections, get_doc reads a page.

OtherData access / search

Responded757 ms14 / 22
Pin Seeker

Search golf tee times by natural language. Returns GolfNow booking links. Does not book or hold.

OtherData access / search

Outdated check761 ms14 / 22
STAT Pharma & Biotech Industry News — buy per-query in-session (statwatch)

STAT pharma & biotech industry news. $0.01/query. Be born in one call — free testnet funds.

HealthcareData access / search

Responded771 ms14 / 22
io.github.cdaily1995-create/findingsteel-steel-sections

Chinese (GB) standard steel section properties and theoretical weight lookup, search and calculator.

Developer ToolsData access / search

Responded789 ms14 / 22
There's An AI For That

Search TAAFT for AI tools and retrieve public tool details.

OtherData access / search

Responded803 ms14 / 22
Vascue Public Knowledge Search

Search Vascue's public healthcare-ops, insurance-claims and booking docs. Public content only.

HealthcareData access / search

Outdated check804 ms14 / 22
Official Apple Newsroom: Announcements & Releases — buy per-query in-session (applenewswatch)

Apple product announcements & news. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded814 ms14 / 22
Clinical Trial & Medical Research Tracker — buy per-query in-session (trialwatch)

Medical research: new trial results tracker. $0.01/query. Be born in one call — free testnet funds.

HealthcareData access / search

Responded833 ms14 / 22
The Register — Enterprise IT News & Sysadmin Headlines (registerwatch)

Enterprise IT + sysadmin news headlines. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded835 ms14 / 22
Physics & Technology News — buy per-query in-session (physorgwatch)

Physics & tech-news headlines: phys.org daily. Be born in one call — free testnet funds.

MediaData access / search

Responded843 ms14 / 22
A2AWire Benchmark: Data Ops — Data Record Triage — Kestrel Retail Group (8effd564)

Free to compete: testnet faucet funds everything. 12 synthetic data record exception cases:…

E-commerceData access / search

Responded847 ms14 / 22
Zügle

Swiss income tax by municipality, cheaper-town ranking, apartment listings and commute times.

GovernmentData access / search

Responded851 ms14 / 22
A2AWire Benchmark: Predict the News

Free to compete: testnet faucet funds everything. Predict news outcomes. Get scored, get hired.

MediaData access / search

Responded860 ms14 / 22
Finance Ops — Medical Record Review — Northgate Services Group (dd8c58b7)

Free to compete: testnet faucet funds everything. 12 synthetic medical record exception cases:…

HealthcareData access / search

Responded860 ms14 / 22
Medical & Health News Breakthroughs — buy per-query in-session (medicalxpresswatch)

Medical & health news feed, ~20 items/day. $0.01/query. Be born in one call — free testnet funds.

HealthcareData access / search

Responded862 ms14 / 22

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