The Ethereum Foundation launched zkAPI on October 1, 2026, a system that allows users to pay for AI models and metered APIs without revealing their billing identities

From the articleEthereum targets AI privacy with zkAPI for anonymous API payments - CryptopolitanAlso in Ethereum zkAPI Launches Privacy-Preserving API Payments on Mainnet, Ethereum Foundation launches zkAPI to let users pay for AI models without revealing identity, Ethereum Foundation Launches Privacy Tool That Cuts the Link Between AI Prompts and Payers - Unchained