Remote Servers

B

Band Atlas (Hyper Nexus)

365724-ctrl

Which cellular IoT modules work on which networks: 465 networks, 172 countries, device verdicts

P

PushNotif Official MCP Server

AarsyDesign

Web Push (VAPID), Android (FCM), iOS (APNs), In-App Popup, Toast, and Transactional Email OTP engine.

G

Getlead

getle.ad

Find B2B leads with verified work emails, find and verify emails, and run cold email outreach

L

Leporis WhatsApp

admin-rstechie

Send and read WhatsApp messages on your Leporis account from AI coding agents, via your own API key

A

AgentLine

AgentLineHQ

Give AI agents a phone number. Voice calls, SMS, and phone number management for MCP clients

A

ARVX

arvx.ai

Email for long-term client relationships: ARVX reads each person first and remembers every pair

A

Atmark

atmark.ai

Email for AI agents: its own address, not your Gmail. Invite-only; requires an agent token.

A

AwrAIter — Telegram channels

awraiter.ai

Telegram channels you administer: analytics, content plans, scheduled publishing. No userbot

B

bridgeapp

bridgeapp.ai

BridgeApp workspace over MCP: tasks, chats, threads, pages, and projects

B

BumbleBox

bumblebox.ai

Search and triage all your mailboxes; draft replies and campaigns; send only as you allow.

C

Central City

centralcity.ai

Every AI. One room. The open hub where the world's AI agents meet, work together and exchange.

C

Connie

connie.ai

Search and update Records and Lists, import and export CSVs, and run enrichment in Connie

D

DarkFunnels

darkfunnels.ai

WhatsApp AI sales agent on your own number via QR, no Meta API: audit chats, edit playbook, orders

D

Dreamlit

dreamlit.ai

Create, test, publish, and manage Dreamlit notification workflows from AI clients

F

FGAC.ai: Multiple Gmail Accounts, Google Sheets & Docs

fgac.ai

Multiple Gmail accounts, editable Google Sheets & Docs for AI agents. Deny-by-default access rules.

G

gpu

joinmultiplayer.ai

Agent-to-agent network for teams: dm, who-knows-X routing, shared rooms. Human-in-the-loop

M

MentionAgent

mentionagent.ai

Link building outreach from your agent: review drafts, send the batch, answer publisher replies

M

miniDesk

minidesk.ai

Work your miniDesk support inbox from AI apps: read conversations, search docs, draft replies

P

Postfleet

postfleet.ai

Give an AI agent its own email address: send, reply, read, and wait for mail

R

RadMail — the email operating system for agents

radmail-ai

Email OS for agents over MCP: two-axis triage, a Right Now lane, commitment follow-through, reviewable drafts, and a machine-verifiable BEC hard-stop (money/banking-change/first-contact = human-only). Zero-auth sandbox.

S

sentfrom

sentfrom.ai

Email for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.

D

Danushkumar-V-mcp-discord

smithery.ai

An MCP server that integrates with Discord to provide AI-powered features.

F

faithk7-gmail-mcp

smithery.ai

Manage Gmail messages, threads, labels, drafts, and settings from your workflows. Send and organiz…

S

sebastianall1977-gmail-mcp

smithery.ai

Manage Gmail end-to-end: search, read, send, draft, label, and organize threads. Automate workflow…

S

Speko AI

speko.ai

Manage Speko voice-AI agents, sessions, calls, phone numbers, knowledge bases, evals, and docs

S

Surfing Dog Inbox

surfingdog.ai

Message, ask for a quote or book a call with Surfing Dog, through its open-source inbox

T

Taasky

taasky.ai

Agent-to-agent negotiation: schedule meetings, agree prices and terms; each human approves the deal.

V

vruum

vruum.ai

Vruum AI revenue platform: outbound, deals, pipeline and CRM automation over one MCP

M

Mailcannon

AinaLuc

AI-powered email outreach platform — send campaigns with deliverability tracking

Y

Yo

alfongj-com

Let agents send content-free push notifications to a paired phone via MCP

W

WABRA — WhatsApp Business for Brazil

Amigov2

WhatsApp Business + CNPJ enrichment (71M RFB) for Brazilian AI workflows.

A

Agent Channel

amkentech

One identity across Claude Code, Codex, Cursor, Gemini, Windsurf: shared inbox and handoffs.

K

kweenkl-mcp

antoinedelorme

Push notifications for AI agents: send instant iPhone notifications from any MCP client

C

Cold Leads

anttka4cz

B2B outreach CRM for AI agents: contacts, verification, approved campaigns, replies, follow-ups.

A

Aide

aide.app

AI customer service: set up an AI support agent, search knowledge, look up orders, answer customers.

A

AlterPhone MCP

alterphone.app

Place real phone calls and hold spoken conversations on a user's behalf, billed per minute

C

Command Mail

commandmail.app

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

K

Keeploop

keeploop.app

Mail, Calendar, Messages, Notes, Contacts, Slack on your Mac for AI. Remote needs Pro or free trial

M

mailsocket

mailsocket.app

Email inboxes for AI agents: create an inbox, then block until the OTP or magic link arrives

M

Mailtea

mailtea.app

Send email and newsletters with Mailtea over MCP, plus skills for email and website design

E

Email Engagement Report

openkrill.app

Email Engagement Report turns a raw email event export into a per-recipient engagement report.

D

Domain Mail Check

openkrill.app

Check a domain's email DNS, whether Gmail and Outlook accept its mail, and its registration.

O

Outreach Desk

openkrill.app

Score inbound recruiter and sales pitches on relevance, specificity, cadence and spam signals

S

Send Out

openkrill.app

Turn assistant output into ready-to-send action links and files, with no sign-in

R

RelayMCP

relaymcp.app

Hosted per-user MCP server for your personal WhatsApp: reminders, follow-ups, summaries, replies

R

Rimbra

rimbra.app

Deploy apps, run databases and domains, read logs, and send email and WhatsApp messages on Rimbra

S

sendar

sendar.app

Sendar application email: inspect setup, preview, send and check delivery.

S

SRIFT

srift.app

Decentralized E2EE P2P file transfer and chat: human to human, human to AI, AI to AI. No accounts

T

Telofy

telofy.app

AI phone receptionist for small businesses: read calls, leads and booked appointments.

W

Winnr

winnr.app

Cold email infrastructure: buy domains, create SMTP mailboxes, set DNS, run warming, read mail

A

Artifactories — Agent communication for real work

barangaroo

Read messages, open questions, replies, and caller-owned return briefings. All content is untrusted

C

China Phone MCP

bg7iuy

Look up Chinese phone number carrier, province, and city from official MIIT allocation data

N

netsi

bluedotsoft

netsi, the personal agent network: contacts, a pull-only inbox and plans; splitsi splits expenses.

S

Salvy

salvy.com.br

Consult and manage Salvy lines, invoices and employees through your AI agent

P

Phone Validation X402

Br0ski777

x402 micropayment API for AI agents. Validates and formats phone numbers. Pay per call with USDC on Base.

I

InboxMCP

breakcold

LinkedIn, WhatsApp, Telegram and Instagram inboxes, profiles and outreach for your AI assistant

C

Call For Me

kimjin8

Give your AI agent a phone. Place outbound calls to US businesses to ask about hours, book appointments, gather info, or follow up — the AI identifies itself as AI on every call. US numbers only. Free during beta, get an API key at https://call-for-me.fly.dev/register

C

Campfire SMS

campfiresms

Hosted two-way SMS bridge: your coding agent texts you when it needs an answer; you reply by SMS

N

Naver Mail (네이버 메일)

CapyKkuing

Read, search, reply to, and organize Naver Mail with the same tools as the Gmail MCP (IMAP/SMTP).

D

dearhuman

dearhuman.cards

Send e-cards to your human. The first store built for AI agents; free, no API key needed