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Anthropic releases FlashProve, an open-source tool to cryptographically verify AI responses

This story is from 2026-11-03. It is preserved in the archive; the latest stories are on the live feed.

Anthropic released FlashProve, an Apache 2.0 zkSNARK prototype that proves a reply came from a committed model without revealing its weights, demonstrating Llama 4 Maverick at 110 tokens/second on one H100.

Read the full story at Techmeme ↗

Timeline · 2 reports

  1. 2026-11-03 22:08 · MarkTechPost
    Anthropic Releases FlashProve: Cryptographic Proofs That a Reply Came From Committed Weights
  2. 2026-11-03 21:10 · Techmeme
    Anthropic releases FlashProve, an open-source prototype that cryptographically verifies an AI response came from a given model, not one that a router swapped in (Anthropic)

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