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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1587 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
Postgate AI - Microsoft Exchange

Postgate AI: Exchange mail, calendar, contacts and tasks - on-prem, hybrid, Online, per-user rights

ProductivityFile & docs

Requires authNot measured4 / 22
Postkey: Instagram DM Automation and Comment-to-DM

Agentic Instagram DM automation: comment-to-DM links, follow to unlock, inbox, post scheduling.

ProductivityAutomation & workflows

Requires authOutdated checkNot measured4 / 22
PowerDMARC MCP

Remote MCP server bridging AI clients with the PowerDMARC email authentication Platform.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
PricklyMails

Verify email addresses before you send: honest verdicts, no address kept, EU-hosted.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Priomate

Read and manage your Priomate tasks, notes, inbox, team projects and time tracking.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Prism — Data Enrichment for AI Agents

People-enrich: work email + phone, company & domain enrichment. Pay-per-call USDC, no key.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Probb

Hiring copilot: shortlist, compare and interview candidates, and grow your talent pool.

ProductivityAI / LLM tooling

Requires authNot measured4 / 22
Procore MCP Server and API by Cotlet

Procore construction project management MCP server: list RFIs, create RFI, list submittals.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
ProducerSpark

Get meetings with important people: find them, business emails, LinkedIn and email automation.

ProductivityAutomation & workflows

Requires authNot measured4 / 22
ProtoNote

Share prototypes for team review: publish HTML, reviewers pin notes, pull feedback back to apply.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Proxy Mail QA

Test inboxes for your app's sign-up and login emails: get the code or link, or why none came.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Prubex

Every email and calendar account you connect, for AI agents, with permissions and approvals.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
PubSpace

Publish HTML or markdown from your agent as a shareable link, with password or work-email walls.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Pullwire

Local business leads with email and phone, plus hiring and ad signals. For you or your AI agent.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Pushizo

Push, email, SMS, in-app and journeys. 54 tools: reads and drafts; only test sends.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
QuailOS

Farm management for poultry, quail & egg farms: flocks, eggs, hatches, orders, tasks, calendar.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Quberi

Search, browse, and save notes into your Quberi knowledge base. Signs in with your Quberi account.

ProductivityKnowledge & memory

Requires authOutdated checkNot measured4 / 22
Quieta

Family calendar MCP server: read the family's week and propose changes a parent approves.

ProductivityFile & docs

Requires authNot measured4 / 22
Raabta

WhatsApp customer support inbox: read, triage, draft and answer customer chats with AI.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
Ragently CRM

Ragently CRM: companies, contacts, deals, tasks and notes for your AI assistant.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Railagent

Inbox for AI agents: one address per agent to message and share files.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
RaiseKit

CRM for VC fundraising. Pipeline, Gmail drafts, deck signals, VC intel — from your AI.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
RAKUDA Atlas

Search Japanese companies, departments and hiring signals; export CSV/XLSX with authentication.

ProductivityData access / search

Requires authNot measured4 / 22Not checked yet
Ranla

AI growth engineer for software businesses: SEO pages, AI answers, Reddit replies, lifecycle email.

ProductivityCommunication & messaging

Requires authNot measured4 / 22

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