🧰 zkAPI

The items that name it 4

• Vitalik Buterin’s privacy AI agent setup adds Tor and private payments
  article2026-10-16

  Uses zero-knowledge proofs to authorize payments for metered services without exposing the user's funding identity to the model provider; introduced by the Ethereum Foundation and Open Anonymity Project on October 1, 2026

• Ethereum Now Lets You Pay for AI Without Revealing Who You Are
  article2026-10-02

  A protocol, built by the Ethereum Foundation and the Open Anonymity Project and launched on Ethereum mainnet on October 1, that lets users prepay in USDC (or ETH) into a vault contract and receive capped, short-lived API keys through zero-knowledge proofs, so that AI providers cannot link what a use

• Ethereum Foundation launches zkAPI to let users pay for AI models without revealing identity
  article2026-10-02

  Protocol on Ethereum mainnet that lets users pay for AI model APIs anonymously. Users deposit ETH or USDC into a vault as a private note and spend it through zero-knowledge proofs. A server issues temporary capped API keys. Labelled experimental.

• Introducing zkAPI: private usage credits for any API
  article2026-10-01

  Lets users pay for a metered API without identity: credits are deposited into an Ethereum vault and bounded usage is authorized with zero-knowledge proofs; runs on Ethereum Mainnet, with a client, server and contracts, in a runtime-key mode and a simpler proxy mode

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