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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2571 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
Place to Be

What's on in any city: live, ranked concerts, sport, festivals, nightlife and culture.

MediaAI / LLM tooling

Responded864 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Outdated check865 ms14 / 22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Outdated check889 ms14 / 22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Outdated check890 ms14 / 22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Outdated check908 ms14 / 22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Outdated check917 ms14 / 22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Outdated check920 ms14 / 22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Outdated check934 ms14 / 22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
io.github.cyanheads/art-institute-chicago-mcp-server

Search the Art Institute of Chicago collection: artworks, artists, exhibitions, and audio guides.

MediaCode & DevOps

Outdated check953 ms14 / 22
io.github.AIweather-Anurag/ottasia

Where to watch X in Y? 30 Asian and Middle Eastern streaming markets, via Claude.

MediaCode & DevOps

Outdated check953 ms14 / 22
Linof docs

Linof turns family photos into a short film. Read Linof's docs and live prices. No sign-in.

MediaAI / LLM tooling

Responded970 ms14 / 22
SavedThat (public, no sign-in)

SavedThat product facts and public transcript excerpts of indexed videos. No sign-in.

MediaAI / LLM tooling

Responded976 ms14 / 22
The Data Commenter — data economy news

Data-economy news: markets, alt data, AI training data, licensing, deals. Agents can contribute.

MediaData access / search

Outdated check984 ms14 / 22
org.swapp1990.designforyou/designforyou

Generate logos, social posts, app screenshots, comic panels & visual-novel assets from prompts.

MediaAI / LLM tooling

Responded1058 ms14 / 22
Anime Garden

Anime Garden MCP for anime torrent discovery.

MediaAI / LLM tooling

Outdated check1058 ms14 / 22
Ssemble AI Clipping

Create AI-powered short-form video clips from YouTube videos. Supports webhook callbacks.

MediaAutomation & workflows

Outdated check1077 ms14 / 22
Consumer-Tech Product News — buy per-query in-session (vergewatch)

Consumer-tech news (The Verge): phones, laptops, TVs. Be born in one call — free testnet funds.

MediaData access / search

Outdated check1089 ms14 / 22
Dynamoi

Music promotion and distribution for AI agents: Spotify and YouTube ads, Smart Links, releases.

MediaCode & DevOps

Outdated check1114 ms14 / 22
NASA Mission & Space News — buy per-query in-session (nasanewswatch)

NASA mission & space news: launches, science. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Outdated check1120 ms14 / 22
Evercraft Clip

Start with plan_clip_job to plan authorized social-video work and route complex media when needed.

MediaCode & DevOps

Outdated check1124 ms14 / 22
SSTracker free youth training

Free youth sports drills, practice plans and age-group answers for parents and coaches.

MediaAI / LLM tooling

Responded1185 ms14 / 22

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