Communication

Draft email campaigns in day3 from Claude Code, Cursor or VS Code as editable composer blocks.

27Trust score 27 of 100, Limited

JustCall MCP Server enables LLMs and AI agents to make voice calls and send SMS via JustCall APIs.

Email verification for AI agents: verify single or bulk emails, check credits and history.

AI-powered validator ai MCP server for agents. Supports validate json, validate email, validate

9 utility tools for agents: DNS, WHOIS, email, IP, URL, headers, QR, text, tech. x402 on Base.

Manage Shopify collection sorting by chat: strategies, assignments, and on-demand sorts.

Pay-per-call MCP server. $0.03 USDC sends one transactional SMS to a US phone number via x402.

Let your AI agent notify you by email, Slack, Discord, or webhook. One tool: send_notification.

Multi-channel messaging MCP server for Slack, Telegram, Email, KakaoTalk, and Discord.

Auth, email, journeys, surveys, webhooks, and analytics for SaaS in one project, one API key.

29 live data skills for agents: email/DNS/domain intel, web audits, EVM reads. Free tier.

Human-in-the-loop for AI coding agents — ask questions, get approvals via Slack.

MCP server for Voximplant — cloud telephony, call history, SMS (Russia)

x402-paid MCP server on Base L2 — LangGraph/CrewAI/Eliza/A2A agent-discovery + agent-marketplace.

MCP server for Aruba email and calendar via IMAP/SMTP/CalDAV

Multi-account IMAP/SMTP email server with 22 tools for reading, sending, searching, and organizing.

Manage channels, conversations, users, and workspace apps programmatically

Send email, manage domains, DNS, webhooks, templates, and inbound routing on MailKite

Agent-first secrets vault. Store, rotate, and share credentials from chat. 20 tools.

Deep links to pixel-perfect fake chat & screenshot generators (iMessage, WhatsApp & more).

MCP server for UniSender API — email lists, campaigns, contacts. API key auth.

Connect Claude to Microsoft Teams — read/send messages, list channels, search chats.

MCP server for MTS Exolve — SMS, calls, recordings, Viber messaging (Russia)

MCP server for GigaChat — AI chat, embeddings, image generation (Russia)