"Using the Vercel API" matching MCP servers:

Sendmux is an email inbox API and email API for AI agents. Use this MCP server to let authorised agents work with Sendmux mailboxes, inbound email, clean JSON parsing, webhooks, outbound sending, provider routing, logs, billing, and team controls.

Enables AI assistants to generate temporary email addresses, check inboxes, and read messages using the 1TempMail API.

Create disposable email inboxes, extract OTP codes in 15 languages, and receive webhooks — all from your AI agent. One call: create inbox → wait for email → get the verification code. Supports 7 domains, email forwarding, and HMAC-signed webhooks with OTP included in payload. Free tier available.

Find email addresses for people at companies and verify email validity using the Hunter.io API.

An MCP server that provides AI agents with direct access to authoritative Cakemail API specifications, enabling accurate code generation and eliminating hallucination.

Enables AI agents to create Gmail drafts safely using the Gmail API, without sending emails.

MCP server wrapping Samotpravil API documentation, providing tools to search for methods, parameters, and examples, with optional proxy to the live API.

Enables to interact with Nylas API for email, calendar, and contacts via MCP, providing documentation, code samples, and code generation tools.

A Windows-first Python MCP server for Gmail that reads unread emails and creates correctly threaded draft replies using the Gmail API.

A Node.js server that connects MCP to Gmail, enabling LLMs to send, read, and manage emails securely using the Gmail API.

Enables reading, sending, searching, and managing Gmail through Claude using the official Google Gmail API.

Enables AI assistants to interact with the Instantly.ai v2 API to manage campaigns, leads, accounts, replies, blocklist, and webhooks, with tools organized into read, write, and dangerous safety tiers.

Enables AI assistants to browse, inspect, and call the Cakemail API via dynamically loaded OpenAPI spec.

Enables AI agents to read email data (threads, messages, contacts, folders, labels) via the Model Context Protocol using Mailspring's DatabaseStore API.

Enables Claude to send emails via the Resend API using the send_email tool.

Query your domains, sender compliance status, and Gmail traffic metrics from Claude, Cursor, or any MCP client using the Gmail Postmaster Tools API.

Enables AI assistants to manage Microsoft Outlook Desktop (Classic) calendar and email through local COM automation, without Microsoft Graph or Entra registration.

Enables Claude to read unread emails and create draft responses using the Gmail API.

Enables natural language management of Gmail through MCP tools for searching, analyzing, summarizing, drafting, and sending emails, with AI reasoning and user confirmation for actions.

A Python-based MCP server for Microsoft Outlook integration using Microsoft Graph API, enabling email reading/sending, calendar management, and contact operations through Claude Desktop.