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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1627 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
Lattis

Search indexed websites, read raw page markdown, and score AI visibility for any site.

Developer ToolsFile & docs

Not measuredNot measured3 / 22
LeftBlank Office

Write, compile and share Typst documents (papers, slides, drawings) from any AI agent.

Developer ToolsFile & docs

Requires authNot measured3 / 22
Liminary

Your AI's memory for what you actually know: recall across your documents, notes, and meetings

ProductivityFile & docs

Requires authOutdated checkNot measured3 / 22
lintlab PDF To Markdown

Convert PDF URLs to clean Markdown and text for RAG and LLM input. Pay per PDF on Apify.

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet
Living Brain

Turn your notes, links and conversations into a Living Brain your AI tools share and build on.

ProductivityFile & docs

Requires authNot measured3 / 22
Media & Document AI Tools MCP

Files to text for AI agents: audio/podcast transcription, OCR, video frames, screenshots, web to MD.

MediaFile & docs

Requires authNot measured3 / 22Not checked yet
Medusa

Work with your Medusa Cloud projects' data and APIs, and search the Medusa documentation.

OtherFile & docs

Requires authNot measured3 / 22
MeisterTask

Create and manage MeisterTask projects, tasks, and notes from your AI assistant.

ProductivityFile & docs

Requires authOutdated checkNot measured3 / 22
Melt Peer Review

Send AI-made document changes for human review, then read the decisions back.

OtherFile & docs

Requires authNot measured3 / 22
Memory Vault

Portable AI memory shared across models and harnesses - plain markdown you own.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
MetaDay Ryan

Ryan, the MetaDay AI recruiter: your hiring briefing, roles and candidates, and actions you approve.

ProductivityFile & docs

Requires authNot measured3 / 22
mkdshare.DEV

Publish and share access-controlled Markdown documents from any MCP-enabled AI tool.

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet
NativeDiagram

Create native, editable SmartArt diagrams for Microsoft Word and PowerPoint.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
NVIDIA CUDA Docs

Search NVIDIA CUDA documentation and code samples from AI coding agents.

Developer ToolsFile & docs

Requires authNot measured3 / 22
Ollang

Agentic localization for documents and media, with quality checks and optional human review.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
Pactlyst.ai — PactCheck document review for agents

Score documents and check agent work — signed PactCheck Receipts: proof-of-review for agents.

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet
Pageshuck: PDF to Text & Markdown

Pageshuck: PDF, Word and PowerPoint files to clean text and Markdown, tables kept, RAG chunks.

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet
Paperzilla

Morning research briefs, focused paper feeds, public digests and paper Markdown. OAuth required.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
Patronus Security

Scan text, documents, websites, and MCP metadata for prompt injection and sensitive-data risks.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
PDF & Word Metadata Cleaner — Inspect, Clean & Verify

Inspect and remove PDF/DOCX author metadata and comments; approve tracked changes before cleaning.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
PDF Extractor: Bulk PDF to Text, Tables & Markdown from a CSV

Extract text, tables and metadata from every PDF linked in a dataset, CSV or Google Sheet.

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet
PDF Text Extractor (Ctrio Lab)

Extract text, Markdown and metadata from PDF URLs or uploads via Apify, per document or per page.

OtherFile & docs

Requires authNot measured3 / 22Not checked yet
PDF Text, Table and OCR Extractor

PDF URLs to per-page text, tables as rows, Markdown, metadata and OCR for scanned pages.

Developer ToolsFile & docs

Requires authOutdated checkNot measured3 / 22
PDF to Markdown / PDF to Text — PDF Text Extractor + OCR

PDF to Markdown and PDF to text from PDF URLs, page by page, with OCR for scanned pages

Developer ToolsFile & docs

Requires authNot measured3 / 22Not checked yet

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