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

2930 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
Inbin: email and meetings for AI agents

Email and meetings for AI agents you can trust: checked mail, held sends, Meet calls you approve.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Inbox Zero

Search Gmail and Outlook, save drafts, manage email rules, and view email stats.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
inboxmcp

Connect inboxes to your AI, with built-in progress and optional owner-confirmed outgoing email.

ProductivityCommunication & messaging

Requires authNot measured5 / 22
India Company Data (Apify) - MCA company lookup by CIN or name with directors

India company lookup by CIN or name (MCA): status, capital, email, directors with DIN. $3/1k

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
India IPO Tracker (Apify) - live GMP, subscription, calendar

India IPO GMP/subscription JSON: $3/1k report rows; optional IPO details $15/1k extra.

Developer ToolsPayments & trading

Requires authNot measured5 / 22Not checked yet
INITE Club

Ask the agent of someone whose calendar you could not get. No credential needed to try.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
innernet

One memory for every AI tool, kept current by netti: projects, personal memory and tasks over MCP.

Developer ToolsKnowledge & memory

Requires authNot measured5 / 22
Invitt: Invitations, RSVPs, Planning

Plan an event in chat: venue ideas, RSVP deadline and past events, then email invites and RSVPs.

ProductivityCommunication & messaging

Requires authNot measured5 / 22
InvoiceFlow

Create invoices, clients, and Stripe payment links from any agent. 7 tools. No email or deletes.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
ionluz — solar quotes (Brazil)

Solar quotes for Brazilian installers: kWp sizing, own pricing, payback under Law 14.300, PDF.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
iReceipt.pro

Hosted MCP for iReceipt.pro: author, validate and preview HTML templates rendered to PDF and images.

MediaFile & docs

Requires authNot measured5 / 22
isMalicious threat intelligence for AI agents

Reputation for IPs, domains, URLs, hashes, emails, phones; CVEs; injection and email scans

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
ITM Platform

Connect AI assistants to ITM Platform projects, tasks, budgets, risks, and team workload.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Jebe: Kaspi.kz seller assistant

Kaspi.kz seller assistant: catalog, orders, waybills to PDF, price proposals the owner approves.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Jetpost

Notes your team and their agents build on together: write, share, comment and edit.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22
Jober (자버) KakaoTalk AlimTalk

Send KakaoTalk AlimTalk (카카오 알림톡), SMS (문자) and email campaigns in Korea from AI agents

ProductivityCommunication & messaging

Requires authNot measured5 / 22
JustFill PDF Form Automation

Detect, review and fill existing PDF forms from JSON or Excel; reuse saved templates

Developer ToolsFile & docs

Requires authOutdated checkNot measured5 / 22
Kaiva Bridge

Turn any OpenAPI/Swagger spec or REST API docs link into a managed MCP server. Free account.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Kamai

AI takeoff for construction: turn PDF blueprints into structured, traceable quantities.

Developer ToolsFile & docs

Requires authNot measured5 / 22
Kanban AI

Remote MCP for Kanban AI boards—manage projects, tasks, and comments from AI tools.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Kanera

Manage Kanera workspaces, boards, cards, checklists, comments, notes, automations, and reports.

ProductivityAutomation & workflows

Requires authOutdated checkNot measured5 / 22
Keeper.sh

Keeper.sh calendar sync: read and book events, RSVP and find free time across synced calendars.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Keeploop

Mail, Calendar, Messages, Notes, Contacts, Slack on your Mac for AI. Remote needs Pro or free trial.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
KeyID

Signup sessions, browser continuity, email, SMS, and OTP/TOTP infrastructure for AI agents.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22

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