X402mail - Email API with crypto micropayments

Created By

MuzsaiLajosa month ago

Send and receive emails via Python SDK or MCP. No API keys, no accounts - your wallet is your identity. Pay per call with USDC on Base via the x402 protocol. $0.005 per email.

# email

# mcp

Overview Content Tools Comments

Content

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

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"
      }
    }
  }
}

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