Overview
x402mail
Send and receive emails with crypto micropayments. No accounts, no API keys - just a wallet.
Built on the x402 protocol - every API call is paid with USDC on Base.
Install
pip install x402mail[cdp]
Quick Start
export CDP_API_KEY_ID="your-key-id"
export CDP_API_KEY_SECRET="your-key-secret"
export CDP_WALLET_SECRET="your-wallet-secret"
from x402mail import X402Mail
mail = X402Mail.from_cdp()
mail.send(
to="alice@example.com",
subject="Hello from x402mail",
body="Sent with 3 lines of Python!"
)
mail.inbox()
mail.messages(limit=5)
mail.read(message_id=1)
MCP Tools
| Tool | Cost | Description |
|---|---|---|
send_email | $0.005 | Send an email to any address |
get_inbox | $0.001 | Get your inbox address and message counts |
list_messages | $0.002 | List inbox messages |
read_message | $0.001 | Read a specific message |
Links
Server Config
{
"mcpServers": {
"x402mail": {
"command": "x402mail",
"args": [
"mcp"
],
"env": {
"CDP_API_KEY_ID": "your-key-id",
"CDP_API_KEY_SECRET": "your-key-secret",
"CDP_WALLET_SECRET": "your-wallet-secret"
}
}
}
}