Yesterday, Google Cloud and Solana launched pay.sh , a pay-per-request API gateway built on the x402 protocol. An AI agent links a Solana wallet, and from that moment it can discover and pay for 75+ APIs (Gemini, BigQuery, Vertex AI, plus community providers) with no account, no API key rotation, no sign-up friction.

The x402 protocol itself hit 69,000 active agents and $50 million in cumulative volume before being donated to the Linux Foundation in April. Coinbase started it. Google and Solana just gave it institutional weight.

This is infrastructure that matters. Machine-to-machine payments at scale, settled on-chain, with no human in the loop.…