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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1584 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
DomainSpace

Register .si domains, manage DNS, and give your AI agent an email inbox on your own domain.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Dovemails

Email inboxes for AI agents: send, wait for mail, reply in thread, forward and label.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Dowit

Work planner for freelancers: calendar, tasks, projects, time tracking and client reports.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Drafto

Create, read, search, and organize your Drafto notes and notebooks.

ProductivityData access / search

Requires authNot measured4 / 22Not checked yet
DropAgent

Ringless voicemail and SMS follow-up for AI agents, with consent checks and confirmed bulk sends.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Easy Email Verification

Verify email addresses before you send: single, batch (50) and bulk lists (10,000).

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Election Index

Neutral, sourced election calendar: polling days, when provisional and final results are due.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Email Got Simplified

Read, search and draft email; nothing is sent until you confirm.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Email Parser Got Simplified

Clean up an email: strip signatures and quoted replies, and summarize what is left.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Email-Ops

Mailbox threads; drafts wait for a person. Authenticated; OAuth 2.1 via Keycloak.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
email-validation.org email validation

Validate emails and run bulk jobs: status, reason and action for each address. Unknown is free.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Emaillistchecker.io Email Verification

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
engman

1:1s, feedback and career plans for the people engineering leaders manage.

ProductivityFile & docs

Requires authNot measured4 / 22
Enhanciar — company brain

Ask your company's Slack, Gmail, Drive, Notion, Jira and code from any MCP client, with sources.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
epoc

Read your epoc meeting transcripts: list synced meetings and read their transcripts. Read-only.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Errandkit Data Tools

Spreadsheet, census tract, PDF-to-Markdown, SEO/AI audit and video frame tools for agents, on Apify.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Errandkit Spreadsheet Doctor

Clean, dedupe, join and reconcile CSV/Excel files. Runs on Apify, pay per use.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Eusend

Send transactional email and manage domains, audiences, and broadcasts from any MCP client.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
EverGesture

Secure gift, flower, occasion, reminder, approval, and growth tools for personal AI agents.

ProductivityFile & docs

Requires authNot measured4 / 22
fabricatedemail

Disposable email addresses for tests and agents: register, wait for mail, extract codes and links.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Fathom MCP Server and API by Cotlet

Fathom AI meeting notes MCP server: list calls, complete action item, add action item, share call.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
favowe

search, read and organize your favowe bookmarks: boards, links, tags, notes and documents

ProductivityFile & docs

Requires authNot measured4 / 22
featureloom

AI project management for any team: agents write plans, deliver and report. You accept the work.

ProductivityFile & docs

Requires authNot measured4 / 22
FeedbackThread

Triage app feedback and store reviews, draft replies and release notes, tell reporters what shipped.

ProductivityFile & docs

Requires authNot measured4 / 22

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