Pay.sh — a joint launch from the Solana Foundation and Google Cloud — went live this week, and it is the first time a hyperscaler has agreed to take stablecoin payments natively over x402. AI agents can now spend USDC on Solana to call Gemini, BigQuery, Vertex AI, plus 50+ third-party APIs including OpenAI's Codex, Anthropic's Claude Code, OpenClaw, Hermes, Helius, Alchemy, Dune Analytics, and Nansen. For any AI agent developer UK , crypto developer UK , or payment developer building on autonomous infrastructure, this is the most consequential x402 deployment to date. Stripe, Meta, Alipay, and now Solana + Google Cloud — the production deployments are no longer trickling in. The agentic commerce stack is shipping at hyperscaler density. What Pay.sh Actually Is The architecture is deliberately thin. Pay.sh sits as an API proxy on Google Cloud Platform , in front of the existing Gemini, BigQuery, and Vertex AI endpoints.…