Best Email MCP servers.

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

Create, edit, and schedule social media posts, carousels, videos, blogs, and emails.

Search and enrich B2B companies and people: verified work emails, US phone numbers, job postings.

Find prospects, research them, and run email and LinkedIn outreach in your Oneprofile workspace.

Lead validation over MCP: KVK/KBO register, EU VAT, sanctions and email checks with sources.

Send a live, private link to a client from Claude. Updates in place, viewers by email.

Find companies and B2B contacts, enrich profiles, and look up work emails and business phones.

Track domain expiry, DNS, SSL and email security across registrars, and explain what changed.

Outlook.com, Microsoft 365, Google calendars: free time, events, invitations, booking pages, polls.

Gmail, Outlook, Hotmail, iCloud and Fastmail at once: search, read, draft, send and organise mail.

Search, summarise and export your invoices and receipts collected from email and supplier portals.

Email inboxes for AI agents: send, receive, search, drafts with owner approval, and webhooks.

PDF from HTML or Markdown, OCR, email validation, image conversion and hosting, QR and barcodes.

Send email, run campaigns and automations, manage contacts and domains, fix deliverability.

Connect AI agents to Emitd email sending, message tracking, templates, and automations.

Find and verify B2B work emails, single or bulk. OAuth sign-in or API key; pay per verified email.

Inbox placement tests across Gmail, Outlook, Yahoo and 30+ providers.

Where AI lives: sites, apps, data, domains, email, payments and a phone line, live from your chat.

Mac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.