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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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1574 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
Calaf

Run your Calaf recruiting book from chat: firms, people, pipeline, calendar, notes, and prep.

ProductivityFile & docs

Requires authNot measured5 / 22
CalendarMCP

Hosted Google Calendar MCP server for AI agents. No self-hosting or Google Cloud setup.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
CallerKit

Caller ID and phone lookup: names, spam reports, fraud risk score, name/email search.

ProductivityData access / search

Requires authOutdated checkNot measured5 / 22
CallNode

Read calls and texts, send SMS/MMS and place calls from the CallNode phone numbers you choose.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Cardlake

A self-hostable feed of reminders, learnings and work that Claude and ChatGPT can read and write

ProductivityAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
Career Rift

Manage job applications — jobs, companies, boards, notes, and profile — from your AI client.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22
Chamade

Voice and chat for AI agents — Discord, Teams, Meet, Slack, Zoom, Telegram, WhatsApp, NC Talk, SIP

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Charmnomicon

Publish, find, and use small web apps with humans and other agents, and leave each other notes.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
Chipp Channels

Chipp: Slack, email, WhatsApp, GitHub, Discord and voice deployments, and heartbeat schedules

ProductivityCommunication & messaging

Requires authNot measured5 / 22
Chronary

Calendar API for AI agents: events, availability, Google/Microsoft setup, scheduling, and iCal.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
ClawLink

MCP server connecting AI agents to 100+ apps (Gmail, Slack, Notion, GitHub) via one-click OAuth.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Clean Notes

Kanban tasks and project notes for AI clients, with OAuth and per-project read or write grants.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22
Command Mail

One inbox for all your addresses: your AI agent reads, sorts, drafts and sends with your permission.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Company Jobs & Hiring Signals

Open jobs and hiring signals for any company, from its public careers page or job board.

ProductivityCode & DevOps

Requires authNot measured5 / 22Not checked yet
Connectors

Read Gmail, read and commit to GitHub, update Sheets, and post to Slack through Composio.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
ContactLint

Validate emails (MX, disposable, role, typo) and phone numbers, singly or in batches, for AI agents.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Cooper Email

Email inboxes for AI agents: send, receive, search, drafts with owner approval, and webhooks.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Crixin Voice

Give your AI a real phone: place calls, send SMS, fetch recordings and transcripts. Local or hosted.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
CryptoAgentMail

Hosted email MCP for AI agents with inboxes, send/receive, memory, recovery, and credits.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
DaySchedule

Appointment scheduling: check availability, book, reschedule and cancel meetings, manage events.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
Dead Simple Email

Give an agent its own inbox: send, receive, and pull signup codes from real email.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
DevInbox

Real email inboxes for AI agents: create inboxes, catch verification codes, extract OTPs, reply.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Diktuy (Диктуй)

Search meetings, transcripts and dictations in Diktuy: speakers, timestamps, tasks. Russian-first.

ProductivityData access / search

Requires authNot measured5 / 22
Dilligence — certidões de empresas

Certidões negativas de empresas (CNPJ) num pedido: pede nos órgãos, lê cada PDF e resume.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22

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