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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1588 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
docs2mcp

Query your own PDFs and documents from any MCP client. Every answer cites the page it came from.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
GoAI Moat Cross-Border Tax Compliance

VAT registration, US sales-tax nexus and filing calendars for cross-border sellers

ProductivityFile & docs

UnreachableNot measured5 / 22
GoldenFlow

Standardize, reshape, and normalize messy data — CSV, Excel, Parquet, S3, databases.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
HTML to Markdown API

Convert HTML to clean markdown. Strips scripts and styles. x402 micropayment.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
Ishan Goyal public context

Read-only canonical igoyal.ai Markdown resources, including MPP-paid city guides.

OtherFile & docs

UnreachableNot measured5 / 22
life.ayushrai.site docs MCP

Read-only index of the public documentation and section pages on life.ayushrai.site.

Developer ToolsFile & docs

Outdated checkNot measured5 / 22
llms.txt for agents

Any site's llms.txt: find the covering index, read its linked docs as markdown, search sections.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
MagicInterview

Live interview and meeting coaching with saved context and Notion sync. Audio runs in the full app.

ProductivityFile & docs

Requires authNot measured5 / 22
Markdown Renderer API

Render markdown to styled HTML with light/dark/github themes. x402 micropayment.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
Markdown to HTML API

Convert markdown to clean HTML with headings, lists, code blocks. x402 micropayment.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
nowyourlink documentation

Anonymous read and search over the published nowyourlink developer documentation.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
OpenArx

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
PDF Generator API

Generate PDF from HTML or Markdown with custom pages, margins, layout. x402.

Developer ToolsFile & docs

UnreachableNot measured5 / 22
Recap

RECAP — the actual documents filed in US federal court cases.

LegalFile & docs

Outdated checkNot measured5 / 22
SmartFetch

Paid fallback for public webpages: clean text, Markdown, links, metadata, and JavaScript rendering.

Developer ToolsFile & docs

Outdated checkNot measured5 / 22
ai.extend/extend

Turn documents into structured data: parse, extract, classify, split, and fill PDF forms.

OtherFile & docs

Requires authOutdated checkNot measured5 / 22
app.homotope/homotope

Vectorize images to SVG, PDF, EPS or DXF, and check a DXF before cutting.

MediaFile & docs

Requires authOutdated checkNot measured5 / 22
app.sensefold/sensefold

Personal context for every AI: search, read, and write back to your private Markdown library.

OtherFile & docs

Requires authOutdated checkNot measured5 / 22
cheap.doc/mcp

Passport, ID and MRZ recognition via doc.cheap – Free: 100 documents every month, then $0.01 each

Developer ToolsFile & docs

Requires authNot measured5 / 22Not checked yet
com.esti-maite/construction-takeoff-estimating

Construction takeoff and estimating for AI agents. Measure a drawing PDF, export a priced estimate.

Developer ToolsFile & docs

Requires authOutdated checkNot measured5 / 22
com.filetypeconverters/converter

Convert files between 44 formats: documents, spreadsheets, images, ebooks, email and subtitles.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
com.getagentwiki/agent-wiki

Hosted markdown project wikis your team's AI assistants read, search, and update over MCP.

Developer ToolsFile & docs

Requires authOutdated checkNot measured5 / 22
com.goodword/mcp

Access your Goodword relationships: contacts, notes, reminders, intros, recommendations.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22
com.korture/hiring

Who is wired for this role, in four plain facets, and what one change would widen it.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22

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