Proof Launches x401, an Open Protocol for Verified Identity in the Agentic Economy

TLDR Proof launched x401, an open protocol that verifies the human authority behind AI agent actions online. x401 pairs with x402 to cover the two core questions in agentic transactions: identity and payment. Proof Digital ID uses zero-knowledge proofs, letting users verify claims without exposing full identity. Proof will submit x401 to the FIDO Alliance’s [...]

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