Kawaa email verification alternatives
12 MCP servers, A2A agents and x402 APIs that also do email, ranked by how much they overlap with Kawaa email verification (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Kawaa email verification (this one) | MCP server | Yes | – | – |
| alfred_ | MCP server | Yes | – | 55/100 |
| Aerosend | MCP server | Yes | – | – |
| Agent Email List — Free SMTP Relay for AI Agents | MCP server | Yes | – | – |
| Agentboxd | MCP server | Yes | – | – |
| AgentBrink | MCP server | Yes | – | – |
| Agentda | MCP server | Yes | – | – |
| anchor-compliance | MCP server | Yes | – | – |
| ApiOne B2B Enrichment (GCC and MENA) | MCP server | Yes | – | – |
| ARC-Relay | MCP server | Yes | – | – |
| AstraVerify Domain Trust Check | MCP server | Yes | – | – |
| Atomic Mail | MCP server | Yes | – | – |
| Auth Posture — Email Deliverability & Spoofability Audit | MCP server | Yes | – | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- alfred_ Live MCP
Your real Gmail, Outlook and calendars, worked as you: read, draft, send, schedule, organize.
MCP server · ai.get-alfred · check 55/100 · also does email
- Aerosend Live MCP
Manage Aerosend cold email domains, mailboxes, tags, warmup, inbox placement and domain burn.
MCP server · io.aerosend · also does email
- Agent Email List — Free SMTP Relay for AI Agents Live MCP
Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.
MCP server · com.agentemaillist.ai · also does email
- Agentboxd Live MCP
Real email inboxes for AI agents: create addresses, send, wait for mail and verification codes.
MCP server · com.agentboxd · also does email
- AgentBrink Live MCP
Give your AI agent an identity: its own email, webhook, repo, secrets vault, memory and skills.
MCP server · com.agentbrink.www · also does email
- Agentda Live MCP
Agent-native task management: your AI agent is the interface. Delegate to anyone by email.
MCP server · com.myagentda · also does email
- anchor-compliance Live MCP
Australian advertising & marketing compliance for AI assistants. Scan websites, check ad/social/email copy, and look up regulator guidelines (ACCC, TGA, ASIC, AHPRA, ACMA) directly from Claude, ChatGPT, or Cursor. Tools…
MCP server · joshuaogabriel · also does email
- ApiOne B2B Enrichment (GCC and MENA) Live MCP
B2B company, people and email enrichment with cited sources, built for GCC and MENA companies.
MCP server · io.github.MT285 · also does email
- ARC-Relay Live MCP
DMARC-safe email forwarding for agents: aliases, DNS health checks, and MCP tools on your domains.
MCP server · com.arc-relay · also does email
- AstraVerify Domain Trust Check Live MCP
Email security and AI discoverability scores for any domain, with the exact record or tag to fix.
MCP server · com.astraverify · also does email
- Atomic Mail Live MCP
Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
MCP server · io.github.Atomic-Mail · also does email
- Auth Posture — Email Deliverability & Spoofability Audit Live MCP
One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.
MCP server · app.rowb.auth-posture · also does email