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.

Connect your agent

1424 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
Atmita

Message your Atmita agent - one connection reaches all its accounts and tools, WhatsApp included.

Developer ToolsCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Attrove

Catch conversations going quiet — watch outcomes and search Gmail, Slack, and meetings. One MCP.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Auth Posture — Email Deliverability & Spoofability Audit

One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Avokata: Lithuanian law for your agent

Lithuanian law and court practice for your AI assistant, with pinpoint citations. Email sign-in.

LegalCommunication & messaging

Requires authOutdated checkNot measured4 / 22
b59.link

Short links, QR codes and page-view trackers for AI agents, with click stats and email-code sign-up.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
BiglySales

Configure the AI sales assistant (voice, SMS, follow-ups, web calling) of your BiglySales workspace.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
BirdSift

Search local businesses, manage saved leads, and draft cold-outreach email from your workspace.

Marketing & SalesCommunication & messaging

Requires authNot measured4 / 22Not checked yet
BKK Staff

Automated resume screening for small businesses: post jobs, rank applicants, email candidates.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
BlinkInbox

Disposable email inboxes for AI agents: create an address, wait for mail, read OTP codes and links.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
BootForm

Form backend for static sites: create forms, route submissions to email, Discord, Slack or webhooks.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Bootstrapware Chat

Configure in-product messaging apps. Tools configure apps only; no message bodies or file bytes.

OtherCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Bot-Hosting.net

Deploy and manage Discord bots, Telegram bots, websites, APIs and databases on Bot-Hosting.net

Developer ToolsCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Botmail

Your agent's own email address: read, search, send, reply, draft and wait for mail.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
BotsInbox — Email Inboxes for AI Agents

Free email inboxes for AI agents: self sign-up, receive email and verification codes.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
BounceLayer Email Verification

Check if an email address is real before you send, with a plain-English reason for every result.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Brix Digital Signage

Manage digital signage screens: health, content, casts, emergency messages, proof of play.

OtherCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Busymail

Read, organise and send from your existing email accounts. Nothing sends without your approval.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Calensync

Manage Google, Outlook & Apple calendars and create private sync rules from chat.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Calfeed

Turn a written schedule into a live calendar link people subscribe to in Apple, Google, Outlook.

ProductivityCommunication & messaging

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

Campaign Monitor email marketing for brands MCP server: get campaign report, list who did not open.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22
canhelpto support inbox

Customer support for MCP servers: work your tickets from Claude or any MCP client. Service key auth.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
CarryLeads

Find local businesses to pitch your product or service to, with ready email and SMS drafts.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Chargezen SmartyTap

SmartyTap email and text flows, campaigns, surveys, WhatsApp templates, people and the inbox.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Chasync

Connect AI assistants to Chasync CRM for leads, funnels, forms, email templates and analytics.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22

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