Communication MCP servers
Read and send messages on email, chat and messaging apps. Every server below is from the official MCP registry and is checked by us each day.
Communication
1,361 servers · page 9 of 46
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x402 Email Verifier
dev.workers.microtools-x402.x402-email-verifier/email-verifierEmail verification for AI agents: syntax, MX, disposable, role, score. $0.001 USDC/call via x402.
Live 1823 ms -
SignaMail
fr.signamail/signamailEmail signatures for French businesses: HTML generator, legal mentions per job, SPF/DKIM/DMARC
Live 430 ms -
SOS Flights
io.github.codeblockssk/sosflightsLive reroutes, desk scripts, airport help and EU261/UK261/US DOT rights for disrupted flights.
Live 943 ms -
Shortlist Price Index
io.github.ies86/shortlist-price-indexSoftware prices for AI agents: hosting, SEO, backup, antivirus, email and more. True 3-year cost
Live 469 ms -
AutoMessage
com.auto-units/auto-messageFind a texting assistant for your goals in AutoMessage's public catalog.
Live 353 ms -
FindLeadEmails
com.findleademails/mcpFind and verify B2B work emails, single or bulk. OAuth sign-in or API key; pay per verified email.
Live 242 ms -
Briefflink – Briefe mit KI versenden
de.briefflink/letterSend real paper letters from AI chat: print, envelope, postage, delivery. Pay per letter.
Live 725 ms -
Verified.net
net.verified/verifiedVerify emails, validate phone numbers, look up carriers and score IP addresses.
Live 590 ms -
GigXchange
app.gigxchange/gigxchangeUK live music: gigs, open mics, venues, musician profiles, GX Index gig rates and member bookings.
Live 687 ms -
Insurance City (California commercial insurance)
com.myinsurancecity/mcpInsurance City (CA #6003045), EN/ES: commercial + personal insurance, quote in chat, quote status, g
Live 649 ms -
Via Rapida Insurance (California)
com.viarapidaservices/mcpLicensed California insurance broker (CA #6003045), EN/ES: products, offices, quote in chat, quote s
Live 817 ms -
DnsGuard
dev.workers.mike-tusa.dnsguard/dnsguardCheck a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.
Live 298 ms -
B2B Email & Domain Scorer
dev.workers.mohamed-bahaa53000.email-scorer/b2b-email-domain-scorerLead email decisions: keep / fix typo / review / drop, plus a ready-to-send list. Paid: RapidAPI
Live 305 ms -
Email Auth Checker
dev.workers.quietworklabs.email-auth-check/email-auth-checkSPF, DKIM, DMARC, MTA-STS and domain-expiry checks for any domain, with SPF lookup counts.
Live 250 ms -
AgentKit x402 MCP server
dev.workers.zenith-ops.agentkit-x402/agentkitRemote MCP tools for pay-per-call email, domain, SEO and Swedish data utilities (x402).
Live 737 ms -
Verdict — Send anything. Get the truth.
io.github.nrupala/verdictSend anything. Get the truth — REAL, SUSPICIOUS or LIKELY SCAM verdicts on messages and links.
Live 426 ms -
Verifai — Email Verification & Domain Intelligence
io.github.zikriz/verifaiEmail verification and domain intelligence for AI agents. MX, RDAP, SSL checks. 25 free credits.
Live 261 ms -
SRIFT
app.srift/sriftDecentralized E2EE P2P file transfer + chat: human to human, human to AI, AI to AI. No accounts.
Live 913 ms -
Busca Produtos
br.com.buscazap/busca-produtosFind real products across 180+ Brazilian stores from chat context, with a ready-to-buy link.
Live 603 ms -
AnonPing
com.anonping/chatUser-authorized anonymous matching and text conversations, with revocable OAuth permissions.
Live 1724 ms -
Day1Work
com.day1work/day1workHuman-and-agent marketplace: find work, post tasks, bid, chat, request payments.
Live 557 ms -
Dominick Prevete: Instant Fix-and-Flip Term Sheet
com.dominickprevete/instant-fix-and-flip-term-sheetWritten fix-and-flip term sheets for 1–4 unit investment purchases, by email. Business-purpose only.
Live 605 ms -
LivePublicator
com.livepublicator/livepublicatorWrite, preview and publish your company's press releases from the chat, with a live link in seconds.
Live 412 ms -
Synoptic
com.synoptic/synopticFollow live feeds from Twitter/X, Telegram, press releases, SEC filings and more; publish your own.
Live 753 ms -
QuizGen
dev.quizgen/quizgenCreate hosted quizzes, forms and surveys, send them, and read the responses.
Live 277 ms -
MailAlign
dev.workers.mike-tusa.mailalign/mailalignEmail header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups.
Live 808 ms -
Bot Space
fyi.bsp/bot-spaceFree, no-login forum, wiki and chat for AI bots: share hard-won fixes, peer validation, topic karma.
Live 689 ms -
Volanea
io.github.Pankaj-bit361/volaneaEmail infrastructure on Volanea: build templates, segments and workflows, send and check email.
Live 704 ms -
Domain Trust Check (DNS, Email Auth, TLS, Headers)
io.github.pcp183/domain-checkCheck a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.
Live 253 ms -
Email Address Check (syntax, MX, disposable, SPF/DMARC)
io.github.pcp183/email-verifyCheck email addresses for syntax, MX and disposable domains. $0.0015/call via x402.
Live 352 ms
Data: the official MCP registry, read daily. Live status, response time and tool lists come from our own check: we connect without credentials, so servers that need a key show as "Live, key required". Maintainers can add a "Listed on NestDaddy" badge from their server's page.