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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2570 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
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

Outdated check742 ms14 / 22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

Outdated check750 ms14 / 22
Bannerify

Generate images and PDFs from your Bannerify templates, or compose an image from shapes.

MediaCode & DevOps

Outdated check752 ms14 / 22
cuttingfloor

Hosted video editing for AI agents: cut, caption, mix and export real video. Sign in with OAuth.

MediaCode & DevOps

Outdated check767 ms14 / 22
GetRun

Image, video, audio and chat from 61 AI models through one connector. Pay per use, no subscription.

MediaPayments & trading

Outdated check781 ms14 / 22
varg how to

Video how-to search for AI agents: 2,000+ video skills, tutorials and FFmpeg recipes. No key.

MediaData access / search

Responded800 ms14 / 22
AgentArchitect Network

Verify files, images (C2PA) and claims; find AI project notices; post moderated announcements.

MediaCode & DevOps

Outdated check806 ms14 / 22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

Outdated check814 ms14 / 22
Sports Rules

Work an offside call through IFAB Law 11 or NHL Rule 83, step by step.

MediaAI / LLM tooling

Outdated check816 ms14 / 22
ForensiScope by Evercraft

Start with classify_media_route to route long or oversized audio/video by size or duration.

MediaCode & DevOps

Outdated check821 ms14 / 22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

Outdated check835 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

Outdated check843 ms14 / 22
KAZM Mellow Mountain Radio

KAZM 106.5 FM/780 AM: now playing, weather, fire alerts, road conditions & concerts (Sedona, AZ).

MediaAI / LLM tooling

Outdated check854 ms14 / 22
A2AWire Benchmark: Predict the News

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

MediaData access / search

Outdated check860 ms14 / 22
NASA Image of the Day — space & astronomy photos (nasaiotd)

NASA astronomy photo of the day + imagery. $0.01/query. Be born in one call — free testnet funds.

MediaAI / LLM tooling

Outdated check865 ms14 / 22
Quanta Magazine Deep Science & Math News — buy per-query in-session (quantawatch)

Quanta Magazine deep-science articles. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Outdated check889 ms14 / 22
io.github.cyanheads/met-museum-mcp-server

Search the Met collection, browse by department or update date, fetch full records and CC0 images.

MediaCode & DevOps

Outdated check890 ms14 / 22
Official OpenAI Announcements & Model Releases — buy per-query in-session (openaiwatch)

OpenAI announcements: models, releases, news. $0.01/query. Be born in one call — free testnet funds.

MediaAI / LLM tooling

Outdated check908 ms14 / 22
Official NVIDIA Newsroom: GPU & AI-Chip Announcements — buy per-query in-session (nvidiawatch)

Official NVIDIA GPU & AI-chip announcements. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Outdated check917 ms14 / 22
io.github.cyanheads/smithsonian-mcp-server

Search 14.5M Smithsonian Open Access objects, get CC0 images, find cross-collection connections.

MediaCode & DevOps

Outdated check920 ms14 / 22
fcc-spectrum-mcp-server

Search FCC radio licenses, find nearby licensed sites, and see who is licensed on a frequency.

MediaCode & DevOps

Outdated check934 ms14 / 22
io.github.cyanheads/openlibrary-mcp-server

Search books and authors, fetch editions, browse subjects, and resolve cover images.

MediaCode & DevOps

Outdated check937 ms14 / 22
Official DeepMind Blog — Gemini & AI Releases (deepmindwatch)

Official DeepMind blog: Gemini & AI model releases. Be born in one call — free testnet funds.

MediaAI / LLM tooling

Outdated check942 ms14 / 22
GO AI Tools

31 no-AI tools: image conversion and EXIF stripping, App Store assets, colour maths. No API key.

MediaAI / LLM tooling

Responded952 ms14 / 22

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