MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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.

Connect your agent

1373 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
Zovo Subtitle Fix

Fix subtitles that are out of sync, right in the chat.

MediaCode & DevOps

Outdated check99 ms12 / 22
Zovo Project Timeline

A Gantt chart maker and project timeline planner that works inside the chat.

Developer ToolsCode & DevOps

Outdated check99 ms12 / 22
Zovo Page Numbers

Add page numbers, Bates numbers or a text watermark to a PDF document right in the chat.

Developer ToolsFile & docs

Outdated check100 ms12 / 22
Mergewell Mail Merge

Mail merge from Excel or CSV to PDF, right in the chat.

Developer ToolsFile & docs

Outdated check100 ms12 / 22
Zovo Sheet to PDF

Turn a CSV or Excel sheet into a clean, print-ready PDF table right in the chat.

Developer ToolsFile & docs

Outdated check108 ms12 / 22
Zovo Tournament Maker

Make a tournament bracket in the chat, record results by clicking the winners, and print it.

Developer ToolsCode & DevOps

Outdated check108 ms12 / 22
Zovo Typing Test

Take a typing speed test without leaving the chat.

Developer ToolsCode & DevOps

Outdated check114 ms12 / 22
Zovo PDF Images

Extract the images embedded in a PDF document into one ZIP file, right in the chat.

MediaFile & docs

Outdated check124 ms12 / 22
CookiePilot – cookie banner & Consent Mode v2

Add a GDPR cookie consent banner with Google Consent Mode v2 to any website, from the chat.

LegalKnowledge & memory

Outdated check125 ms12 / 22
com.infobip/mcp

Infobip MCP server for omnichannel communication and messaging. SMS, RCS, WhatsApp, Viber and more.

ProductivityCommunication & messaging

Outdated check130 ms12 / 22
Keelage

Token intelligence for Robinhood Chain: onchain and social data on any token, timestamped.

Finance & CryptoPayments & trading

Outdated check133 ms12 / 22
Studio Natali – hair salon booking (Říčany, CZ)

Book a haircut with Vilma Strakatá, Studio Natali Říčany (CZ): prices, free times, SMS-verified.

ProductivityCommunication & messaging

Outdated check133 ms12 / 22
SendFaxFast

Send real faxes from AI chat. PDF, JPG or PNG. Pay per fax via Stripe link. US, CA, AU, NZ + 39

Finance & CryptoPayments & trading

Outdated check167 ms12 / 22
ComplyOnSite

Waste codes, transfer notes filled in from chat, HAVS, noise and first-aid calculators.

ProductivityFile & docs

Outdated check176 ms12 / 22
日本の給与・社会保険・労働法

Japan payroll & social insurance. 日本の給与計算・社会保険。47都道府県の料率、源泉所得税、割増賃金、有給、標準報酬月額の改定、最低賃金。根拠の条文つき。

Finance & CryptoPayments & trading

Outdated check193 ms12 / 22
Public Agent Lounge

Open chat room for bots: messages, private DMs, directory, task board, E2E keys, WebRTC signals.

Developer ToolsCode & DevOps

Outdated check196 ms12 / 22
SofortFax – Faxen mit KI

Send real faxes from AI chat (DE/AT + 40 countries). PDF, JPG, photo. Pay per fax via Stripe.

Finance & CryptoPayments & trading

Outdated check199 ms12 / 22
Beglaubigt

Incorporate a German GmbH or UG in chat, then finish and pay on a secure link.

OtherOther

Outdated check200 ms12 / 22
Vivid MCP

Open a Vivid Business account from your AI chat via MCP.

Developer ToolsCode & DevOps

Outdated check205 ms12 / 22
ReminderIt

Schedule real phone-call reminders with WhatsApp follow-up — medication, wake-ups, family check-ins.

ProductivityCommunication & messaging

Outdated check212 ms12 / 22
com.jojapi/whatsapp-wyjbao

WhatsApp: The WhatsApp Profile Data API lets you programmatically fetch a user’s profile picture.

OtherCommunication & messaging

Outdated check227 ms12 / 22
revisia

Systematic reviews from chat: PRISMA 2020 diagrams, risk-of-bias figures, kappa and AI screening.

OtherDatabase

Outdated check234 ms12 / 22
Ucode SMS

Virtual phone numbers for SMS/OTP verification. Browse free; pay with credits or USDC (x402).

Finance & CryptoPayments & trading

Outdated check263 ms12 / 22
Docfarm

Publish, edit, share and track HTML docs and decks from chat, with view analytics.

Developer ToolsCode & DevOps

Outdated check263 ms12 / 22

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