ERC-8004: Trustless Agents

ERC-8004 is a Draft EIP for discovering, choosing, and interacting with AI agents across organizational boundaries without pre-existing trust. It defines three on-chain registries deployed as per-chain singletons on any EVM chain.

Authors: Marco De Rossi (MetaMask), Davide Crapis (EF), Jordan Ellis (Google), Erik Reppel (Coinbase)

Full spec: references/spec.md

When to Use This Skill

• Registering AI agents on-chain (ERC-721 identity)
• Building or querying agent reputation/feedback systems
• Searching and discovering agents by capabilities, trust models, or endpoints
• Working with the Agent0 TypeScript SDK (agent0-sdk)
• Implementing ERC-8004 smart contract integrations
• Setting up agent wallets, MCP/A2A endpoints, or OASF taxonomies

Core Architecture