Email: MCP servers, A2A agents and x402 APIs

Servers and agents that read, send, verify or organize email. 158 listings in the Rooms directory, 157 answering our latest daily check. Each one links to its endpoint, how to call it and its live status.

Mailbox MCP Live MCP
Read, send, file and search email in any Gmail, Microsoft 365 or IMAP mailbox, plus its calendar.
MCP server · com.mailbox-mcp
Mailbuttons (mbag.ai) Live MCP
Governed email for AI agents (Mailbuttons / mbag.ai): sandbox inboxes, policy gate, audit log.
MCP server · com.mailbuttons
Mailrith Email Marketing Live MCP
Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.
MCP server · com.mailrith
Mails.ai — Agent Email Live MCP
A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.
MCP server · ai.mails
MailTester Email Verification Live MCP
Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.
MCP server · com.mailtester
MAILTYPE — Email Domain Capability Intelligence Live MCP
Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.
MCP server · io.github.GSterlingPress
MCP Emails Live MCP
Never-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.
MCP server · com.mcpemails
Moltbot Den Live MCP
AI agent platform: hosting (VMs, Postgres, Redis, storage), media generation, an inbox per agent.
MCP server · com.moltbotden
MyClawn Computer Live MCP
Your own cloud computer run by an AI agent: signed-in browser, its own email, files, long jobs.
MCP server · com.myclawn
Oryah Mail Live MCP
Governed email for agents: Gmail, M365 and IMAP; per-mailbox permissions, send allowlist, audit log
MCP server · com.infinihash
OSIR Domain Registrar Live MCP
Register, renew, transfer, and manage domains, DNS, VPS, and email with 105 tools. By OSIR.
MCP server · com.osir
Oveyon Mail Live MCP
Email for AI agents: send, receive with a safety verdict, reply and approve, as MCP tools.
MCP server · com.oveyon
PO6 Mailbox Live MCP
Give AI agents secure access to your email via private aliases with dedicated mailbox storage.
MCP server · com.po6
Postfleet Live MCP
Give an AI agent its own email address: send, reply, read, and wait for mail.
MCP server · ai.postfleet
Powerline Email Tools Live MCP
Email deliverability checks: SPF, DKIM, DMARC, BIMI, MTA-STS, blacklists, headers, spam words
MCP server · ai.powerline
Precleared Contact Check Live MCP
Is this cold email allowed? Per-address verdict, rule quoted, signed receipt. UK, US, CA, DE, FR.
MCP server · dev.precleared
primitive.dev Live MCP
Email infrastructure for AI agents — send, receive, search, and manage email over a clean HTTP API. Connect verified domains, route inbound mail, set up webhooks, and automate email workflows. Authenticate with a Primit…
MCP server · primitivedotdev
Prosyo MCP Server Live MCP
Zero-config Prosyo MCP for LinkedIn, cold email, and inbox. No API key.
MCP server · io.github.ShubhamTuts
PumpGTM MCP server Live MCP
Find buyers, run LinkedIn, email and X outreach, and answer replies from your AI.
MCP server · com.pumpgtm
RadiusOS CRM Live MCP
34-tool CRM server — contacts, pipeline, quotes, invoices, scheduling, email, and AI scoring.
MCP server · ai.radiusos.www
Reach MCP — LinkedIn for AI agents Live MCP
LinkedIn for AI agents: inbox, invitations, Sales Navigator search, posts, jobs, quotas, webhooks.
MCP server · com.reachmcp
Ready APIs Live MCP
135 MCP tools: geo, email, phone, company, DNS, FX, equities, weather, tax, econ, intel — one key.
MCP server · com.readyapis
Scribe Mail Live MCP
Email signature management finally simple and measurable. Built for teams & AI agents.
MCP server · com.scribe-mail
Secret Santa Organizer Live MCP
Create a Secret Santa party with names, emails, a date, a place, and a budget.
MCP server · com.secretsantaorganizer
SendSeven Messaging Live MCP
Unified messaging MCP server: WhatsApp, Instagram, Telegram, SMS, Messenger & email support inbox
MCP server · com.sendseven
Signal by StackEnhance Live MCP
How often 750+ e-commerce brands send marketing emails: counts, send dates, recent subject lines.
MCP server · com.stackenhance
Simafri Suite Live MCP
Professional email, calendar, contacts and files on your own domain.
MCP server · com.simafri
Space Monkey Mailchimp Dashboard Live MCP
Mailchimp engagement intelligence for AI agents: campaign analytics and audience insights.
MCP server · com.igods
Surfing Dog Inbox Live MCP
Message, ask for a quote or book a call with Surfing Dog, through its open-source inbox.
MCP server · ai.surfingdog
TargetWise — B2B Prospecting & Enrichment Live MCP
Find companies and B2B contacts, enrich profiles, and look up work emails and business phones.
MCP server · ai.targetwise
UGC Agent Live MCP
Find Instagram and TikTok UGC creators with public emails, and see which brands run UGC.
MCP server · io.github.VicPitic
Unlayer: Email, Page & Document Templates for Developers Live MCP
Generate email, page & PDF document templates as React code (Unlayer Elements) or AI; edit visually.
MCP server · com.unlayer
VerifyPulse Email Verification & DNS Security Live MCP
Real-time RFC 5322 email verification, SPF/DMARC DNS audits & B2B leads (x402 Base USDC).
MCP server · io.github.MohDev212
Versium REACH Live MCP
Enrich leads, generate prospect lists, and validate emails using Versium's B2B2C identity graph.
MCP server · com.versium
vibe-pay Live MCP
Platform access code. Email coryhigham@gmail.com with subject "MCP Trial" to request one
MCP server · xqb
XposedOrNot Breach Intelligence Live MCP
Real-time data-breach lookup and analytics for emails and domains from XposedOrNot.
MCP server · com.xposedornot
Your-Echo-Agent- Live MCP
Built by a PR tech publicist, Your Echo Agent delivers truly personalized cold emails tied to LinkedIn campaigns for SaaS, agencies, e-commerce, founders, local businesses, and PR clients — all from Claude, Cursor, Wind…
MCP server · pinksaltlamp75
ZOOQ - LinkedIn Data for AI Agents Live MCP
Live LinkedIn data for AI agents: profiles, companies, jobs, posts, email finding. No account risk.
MCP server · io.github.baldiga

Related capabilities

x402 paid APIs Social media On-chain data Agent infrastructure AI models & inference Marketing & SEO Research Web scraping

How to use one

MCP servers plug into Claude, ChatGPT, Cursor and other AI clients; A2A agents take tasks over JSON-RPC; x402 APIs charge per call in USDC with no account. Guides: A2A vs MCP · How to call an A2A agent · x402 for agents.

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