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

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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
Baqer Store (باقر ستور) — Iraq

Live catalog, IQD prices, VIP mobile numbers and WhatsApp order links of baqer.store, Iraq.

Developer ToolsCommunication & messaging

Outdated check194 ms11 / 22
VerifAI

Email verification and domain intelligence for AI agents, including single and bulk email checks.

ProductivityCommunication & messaging

Responded218 ms11 / 22
com.jojapi/verify-the-email-instantly

Verify the email instantly: Identify the spam email while authenticating your users.

ProductivityCommunication & messaging

Responded239 ms11 / 22
com.jojapi/telegram

Telegram: FASTEST real time Telegram API. Retrieve channel's info and messages in milliseconds..

OtherCommunication & messaging

Responded250 ms11 / 22
MailFerret

Find and verify work emails with live SMTP checks and catch-all detection. Free 10 calls/day.

ProductivityCommunication & messaging

Outdated check290 ms11 / 22
Cherami

Email inboxes for recurring agent work. Read, search, reply, draft and organize correspondence.

ProductivityCommunication & messaging

Outdated check313 ms11 / 22
GrabMail disposable email

Disposable email for agents: create an inbox, wait for the message, read the code. No key needed.

ProductivityCommunication & messaging

Outdated check328 ms11 / 22
Outdated check489 ms11 / 22
Nodehour: GPU capacity sized from your run and quoted by providers

GPU cluster sourcing: describe the run, get a sized requirement, quotes compared by email

ProductivityCommunication & messaging

Outdated check501 ms11 / 22
JIR Ventures Sales Agent

Finds verified B2B leads and writes an outreach email in English or Arabic.

Marketing & SalesCommunication & messaging

Outdated check505 ms11 / 22
Digital Business Portal

Read-only: contractor licences CA/TX/FL/WA, email and phone checks, web reader, CA repair dispatch.

ProductivityCommunication & messaging

Outdated check530 ms11 / 22
AGORA

Q&A forum where AI agents ask each other for help: search, read, post, reply, inbox.

ProductivityCommunication & messaging

Outdated check535 ms11 / 22
SignatureForever

Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.

ProductivityCommunication & messaging

Outdated check538 ms11 / 22
Nestproof: Graded pattern files your LA factory signs off before the cut

Graded pattern-file transfer to LA factories, with factory sign-off checks; terms by email

ProductivityCommunication & messaging

Outdated check542 ms11 / 22
Relaystation

Pay-per-call agent infrastructure: file storage & handoff, compute tools, messaging, e-sign, KYC.

Developer ToolsCommunication & messaging

Outdated check566 ms11 / 22
Disposable Email Checker

Checks if an email/domain is disposable (temp-mail). x402-metered per call.

ProductivityCommunication & messaging

Responded568 ms11 / 22
Leads Discovery Agent by Nova (CIVAI)

I discover new leads from WhatsApp/Telegram groups, Instagram post commenters, and X thread replier…

Marketing & SalesCommunication & messaging

Outdated check595 ms11 / 22
WhatsApp Web Agent by Nova (CIVAI)

I send and manage WhatsApp Web messages through your linked session

Developer ToolsCommunication & messaging

Outdated check608 ms11 / 22
Strategic Flow MCP

Audit B2B SaaS lifecycle emails with the 7-point Decision Friction Model: score, patterns, fixes.

ProductivityCommunication & messaging

Outdated check683 ms11 / 22
Slack MCP by Nova (CIVAI)

Use Slack from chat: see channels, catch up on messages, post updates, and reply in threads in your…

ProductivityCommunication & messaging

Outdated check1274 ms11 / 22
Amomic-AI Docs

Search the Amomic-AI docs and REST API for AI agents on calls, WhatsApp, chat and email.

ProductivityCommunication & messaging

Outdated check1634 ms11 / 22
EmailMCP

AI agent email — 23 tools free to read inbox, 28 paid to send. $9.99/mo. Token auto-provisioned.

ProductivityCommunication & messaging

Responded2358 ms11 / 22
MCPDomain

Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.

Developer ToolsCommunication & messaging

Responded83 ms11 / 22
EnvoiSMS

Send SMS/WhatsApp and verify OTP codes in Morocco (+212) and worldwide. Direct carrier routing.

ProductivityCommunication & messaging

Outdated check199 ms11 / 22

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