Payments
3 articles
The Agent Economy Is Real: How AI-to-AI Payments Work
115M x402 transactions. $477M in agent GDP. Stripe, Visa, and OpenAI are in. The agent economy is here — and the stack is three layers deep.
Agent economy AI agents Payments x402
Read article →
MCP + Payments: How AI Agents Access Tools and Pay
MCP standardizes how AI agents find and use tools. But what happens when a tool costs money? Here's how MCP and payment protocols work together.
MCP Payments AI agents x402
Read article →
x402: The HTTP Status Code That Lets AI Agents Pay
HTTP 402 sat unused for 26 years. x402 activates it so AI agents can pay for APIs mid-request. Here's how it works and how to use it.
x402 Payments AI agents Solana
Read article →