MailerAstro vs 🚀 P-Link x402 on Solana - Email to wallet

Send transactional emails using a wallet address with no API keys required. Pay automatically for messages using USDC while monitoring deliverability and sender reputation. Automate individual or batch email communications with simplified blockchain-based authentication.

P-Link makes it incredibly easy for your AI agents to send money, receive payments, pay x402 links and manage a wallet — instantly, anywhere in the world 🌍⚡️. Any email or phone number becomes a wallet — no signup flow, no crypto knowledge required. Users can even create their P-Link account direct

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