1. Who pays when the AI hires another AI?

    The moment agent-to-agent commerce stopped being theoretical, what Anthropic's Project Deal actually showed, and the three questions about attribution, authorization, and audit that will determine whether the agent economy is legible to anyone after the fact.

    • agent-payments
    • agentic-commerce
    • multi-agent
    • x402
    • ai-agents
  2. Why HTTP 402 slept for 29 years, and what finally woke it up

    An article on the 29-year inactivity of HTTP 402 Payment Required, the human consent friction that killed every prior micropayment attempt, and the protocols that finally made it work.

    • http-402
    • agent-payments
    • x402
    • l402
    • stripe-spt
    • mpp-tempo