"Gmail login" matching MCP servers:

Enables multi-user remote MCP interactions with Gmail, OpenAI, and Salesforce via a FastMCP server.

Standalone MCP server exposing Sweet Assist transactions, contacts, envelopes, and agent profiles to Claude, behind an OAuth 2.1 login and approve flow.

Enables AI agents to manage Lever.co candidates and job requisitions, and send themed emails via Gmail API with OAuth 2.0.

Enables finding and verifying work emails for contacts through a waterfall of provider keys, with per-provider cost attribution and verification after each finder.

Enables Claude to manage Gmail, Google Calendar, and Google Contacts through a safety-first interface with soft-delete protections and draft-only email capabilities. Supports multiple Google accounts with comprehensive mutation logging and mandatory manual confirmation for destructive actions.

Outbound sales agent for Claude Code. MCP server handles prospect list building, dedup, quotas, and structured rejection feedback, while the plugin runs per-prospect research, email writing, Gmail sending, and reply tracking. Open source, self-hostable.

Connects Claude AI to Google Sheets for automated revenue tracking, lead management, and business operations, with Gmail and calendar integration.

Real-time email verification API with syntax, MX, disposable detection, role-based flags, quality score 0-100. Built for agent outreach pipelines with pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

A read-only MCP server for auditing Trafft booking data with tools to list services, employees, appointments, and customers without mutation endpoints.

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

Enables MCP clients to access a CRM over stdio, with Microsoft Entra device-code sign-in so queries run as the signed-in user, and tools to start/check login and search CRM accounts.

Provides a single secured MCP endpoint that lets AI assistants and MCP clients access corporate systems such as Yandex Tracker, Bitrix24, and 1C. It supports Yandex ID login, OAuth for clients, role-based tool permissions, and audit logging.

Find professional email addresses from name + company domain. Tests 15+ patterns against MX records with confidence scoring, with pay-per-call via x402.

Enables Claude Code to create HubSpot marketing email drafts from Markdown and Word documents with automatic image handling and brand guidelines.

Enables AI agents to discover high-intent leads from social media comments (Douyin, Xiaohongshu, Kuaishou) using PPXC's analysis engine, with tools for login, keyword search, and lead management.

Unifies CRM and productivity tool APIs behind a single interface, letting AI agents and developers create, update, delete, and list records across Zoho, HubSpot, Odoo, Google Sheets, Gmail, and Google Calendar without handling platform-specific schemas.