MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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2951 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
TrainingPeaks MCP Server and API by Cotlet

TrainingPeaks endurance training platform MCP server: list calendar workouts, get workout details.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Trandence Trading Journal

Trades, stats, playbooks and notes from your Trandence trading journal. Read-only by default.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Trialtrap

Finds the subscriptions in your email and reminds you before a trial or renewal charges.

ProductivityPayments & trading

Requires authOutdated checkNot measured4 / 22
Trilo

Connect AI tools to Trilo workspaces — manage tasks, messages, pages, calendars, meetings, and more.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
TryCatchJob

Track job applications: find the ones to follow up on, add jobs, update status, notes and steps.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Tuff

Projects, tasks, chat and docs for a team and its AI agents, at one flat price.

OtherOther

Requires authOutdated checkNot measured4 / 22
Tunc Doc

Word docs, Excel sheets and PowerPoint decks your agents create and edit, each with a private link.

Developer ToolsFile & docs

Requires authOutdated checkNot measured4 / 22
Tweek

Minimal weekly planner: read and manage your Tweek tasks and calendars.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
TweetAPI MCP

Read-only public Twitter data and TweetAPI docs for AI agents. Not affiliated with X Corp.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
Twinr

Manage your Twinr iOS and Android apps by asking: builds, app icon, launch screen and docs.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22
Twistly

Create designed PowerPoint presentations from a topic, text, or a PDF, DOCX, PPTX or TXT file.

Developer ToolsFile & docs

Requires authNot measured4 / 22
twyn

Your labs, wearables, DNA and notes as one health record your AI agent can read (OAuth 2.1).

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Typebar (formerly SuperDocs)

Formerly SuperDocs, now ai.typebar/typebar: AI document editing, 38 MCP tools, agent self-signup.

Developer ToolsFile & docs

Requires authOutdated checkNot measured4 / 22
Unblockd

Plan, tasks, proof, and blockers for a project, plus sponsor asks a person on the team sends.

OtherOther

Requires authNot measured4 / 22
Underanchor

Search your own PDF library and write LaTeX with every claim anchored to its source paragraph.

OtherData access / search

Requires authOutdated checkNot measured4 / 22
Unlimited Messaging

Send and read WhatsApp, email and SMS from your own number, mailbox and Android phone. Free plan.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Unmarkdown

The document publishing layer for AI tools. Convert markdown to 6 destinations, 62 templates.

Developer ToolsFile & docs

Requires authOutdated checkNot measured4 / 22
Unplain

Your assistant writes the ebook or report; Unplain designs it and returns a publish-ready PDF.

OtherFile & docs

Requires authNot measured4 / 22Not checked yet
Userport

Read and answer support conversations, and run outbound email and chat sequences, from your AI.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Uxen

Your Telegram, WhatsApp, Instagram, mail and calendar in Claude or ChatGPT. Never sends messages.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Valta

Notes and memory assistant: one Markdown vault that Claude, ChatGPT and any MCP client can share.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Valutorio Sync

Free Markdown notes app, Mac and iPhone. Sync ($5.99/mo) adds a personal MCP endpoint for your AI.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Vanthal

Sales, cash, stock, restocking, collections, appointments and tasks of a business in Vanthal.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Vectorize

Hosted MCP front door to the Vectorize API: raster-to-vector tracing to SVG, PDF, EPS or DXF.

Developer ToolsMonitoring & observability

Requires authOutdated checkNot measured4 / 22

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