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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2189 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
Outdated check482 ms10 / 22
Outdated check483 ms10 / 22
Outdated check485 ms10 / 22
Outdated check487 ms10 / 22
Outdated check487 ms10 / 22
Outdated check492 ms10 / 22
Outdated check507 ms10 / 22
Outdated check514 ms10 / 22
Outdated check515 ms10 / 22
LLM Provider Intelligence

LLM provider intelligence: recommendations, pricing, and status

Developer ToolsAI / LLM tooling

Outdated check602 ms10 / 22
AI/ML Research Papers

AI/ML research papers from arXiv, DBLP, and HuggingFace

Developer ToolsAI / LLM tooling

Outdated check639 ms10 / 22
Outdated check2533 ms10 / 22
AI 模型下架與替代日程

OpenAI、Claude、Gemini 模型下架日、剩餘天數與官方建議替代,可檢查程式碼裡的模型。每筆附官方來源。

Developer ToolsAI / LLM tooling

Outdated check71 ms9 / 22
Skybridge Everything App

Example and testing ChatGPT and MCP App showcasing all the features of the Skybridge framework

Developer ToolsAI / LLM tooling

Outdated check566 ms9 / 22
AI API Radar

Live LLM API price + status radar across 11 providers, with public per-model price HISTORY.

OtherAI / LLM tooling

Outdated check62 ms9 / 22
Twinmotion MCP

Twinmotion rendering via APS — import Revit, set environments, render images, export video.

MediaAI / LLM tooling

Outdated check93 ms9 / 22
Clipnote

Clipnote — turn SaaS release notes into a 60-second narrated launch video.

MediaAI / LLM tooling

Outdated check198 ms9 / 22
Capacity Option: price-cliff hedge for agent fleets

Coverage-gated capacity options: the right to today's model price until expiry, for a 4% premium.

OtherAI / LLM tooling

Outdated check351 ms9 / 22
Moltline Vision Maths

Image header probing, bbox conversion, resize plans and colour maths. 4 of 6 free.

MediaAI / LLM tooling

Outdated check465 ms9 / 22
404KIN FIELD Transaction Intent

Token intent checks; no simulation/signing. Free trial ends 2026-09-25. No NFT required.

Finance & CryptoAI / LLM tooling

Outdated check91 ms8 / 22
io.tokenease/gateway

One MCP endpoint for 17 top Chinese LLMs. OpenAI-compatible. Up to 60% cheaper than OpenRouter.

Developer ToolsAI / LLM tooling

Outdated check1478 ms8 / 22
LoveTheNorth Public Videos

Read-only public LoveTheNorth video discovery; no writes, private data, or model-training access.

MediaAI / LLM tooling

Unreachable800 ms6 / 22
ai.etincel/etincel-nonfiction

Trainable non-fiction writing voice, presets, and an anti-AI-tells audit for Claude, via MCP.

Developer ToolsAI / LLM tooling

Requires authNot measured6 / 22
Ads Editor: Meta Ads and Google Ads

Meta Ads and Google Ads MCP server: 250+ tools for Claude, ChatGPT, Cursor and Codex.

Marketing & SalesAI / LLM tooling

Requires authOutdated checkNot measured6 / 22

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