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capability-tokens

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Cryptographic verification for AI agent actions — ECDSA-secp256k1 + RFC 6979 signed Action Receipts (v0.1), multi-dimensional Trust Vector, capability tokens (JWT-shaped + Biscuit-style attenuation), UETA §10(b) undo. 29 MCP tools. A2A v1.0 + ERC-8004 format compatible. Receipt-batch Merkle roots anchored on Base mainnet. Starting with code.

  • Updated Jun 11, 2026
  • Python

Tokfence is the local security daemon that keeps AI agent API keys in an encrypted vault, injects them at request time, and enforces budgets, rate limits, and adaptive risk controls — so your keys never touch agent config files again.

  • Updated Feb 18, 2026
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