An MCP server exposing [ERC-7303](https://eips.ethereum.org/EIPS/eip-7303) (Token-Controlled Token Circulation) roles to AI agents: agents check their own on-chain permissions, and human principals grant/revoke them by minting/burning control tokens — no permission server required. Status: **v0.2** — adds IERC7303 auto-discovery (below); published on