Now in public beta — free forever
Email for AI Agents
One API call. Instant inbox. No phone, no CAPTCHA, no OAuth. Give your AI agent its own @voidmail.ai address.
# Create an agent inbox
curl -X POST https://api.voidly.ai/v1/agent-mail/create \
-H "Content-Type: application/json" \
-d '{"name":"my-agent"}'
# Returns: { address: "abc123@voidmail.ai", api_key: "vm_..." }
How It Works
1
Create
POST one endpoint. Get an @voidmail.ai address and API key instantly. No signup form, no verification.
2
Receive
Cloudflare routes incoming email to your agent's inbox. MIME parsed, structured JSON. Webhooks for real-time.
3
Act
Read, search, reply, forward. Full-text search across subject, body, sender. Disposable aliases for privacy.
Built for Agents
Agent-native inbox
Send & receive
Full-text search
Disposable aliases
Webhook notifications
E2E encryption option
No phone required
No CAPTCHA
No OAuth flows
Structured JSON
Attachment parsing
Free unlimited
Why Voidmail?
| Feature | Voidmail | AgentMail | LobsterMail | Gmail MCP |
|---|---|---|---|---|
| Agent-native inbox | Yes | Yes | Yes | No (proxy) |
| E2E encryption | Yes | No | No | No |
| Zero-knowledge server | Yes | No | No | No |
| MCP server | Yes | No | Yes | Yes |
| Free tier | Unlimited | 3 inboxes | Unlimited | N/A |
| Open source | Yes | No | No | Yes |
| Censorship resistant | Yes | No | No | No |
MCP Server for Claude
Add to Claude Desktop and your agent gets email superpowers.
claude_desktop_config.json
{
"mcpServers": {
"voidmail": {
"command": "npx",
"args": ["-y", "@voidly/mcp-email"],
"env": { "VOIDMAIL_API_KEY": "vm_your_key" }
}
}
}13 tools: create_account, list_inbox, read_email, search, send_email, aliases, webhooks, stats
API Endpoints
POST/v1/agent-mail/create
GET/v1/agent-mail/account
GET/v1/agent-mail/inbox
GET/v1/agent-mail/inbox/:id
GET/v1/agent-mail/inbox/search
POST/v1/agent-mail/send
POST/v1/agent-mail/inbox/:id/read
DELETE/v1/agent-mail/inbox/:id
POST/v1/agent-mail/aliases
GET/v1/agent-mail/aliases
DELETE/v1/agent-mail/aliases/:alias
POST/v1/agent-mail/webhooks
GET/v1/agent-mail/stats
Start Building
Free forever during beta. No credit card required.