ERC-8004Data Profiles and Best Practices

Official best practices from 8004scan for ERC-8004 offchain data formats

Agent Metadata Standard

Structured formats for describing autonomous agents with support for MCP, A2A, and OASF protocols

Flexible feedback with value + valueDecimals. Supports negative feedback and decimal precision.

Guidelines for data validation and verification with comprehensive error handling

Best practices for handling file attachments and media with URI compression support

Step-by-step guide for upgrading from v1.x to v2.0 feedback format

Practical guidance and best practices for implementing ERC-8004