How x402 Reinvents Web Payments for Autonomous Agents

Key Takeaways
• x402 is a blueprint for seamless, programmable web payments for autonomous agents.
• The rise of crypto infrastructure makes per-request pricing and streaming value feasible.
• x402 generalizes existing payment models to be chain-agnostic and agent-first.
• It utilizes HTTP 402 challenges for price discovery and supports multiple settlement rails.
• The architecture includes identity verification, programmable policies, and privacy-preserving receipts.



