Andy developed an ERC20-based gas sponsorship feature for the alchemyplatform/docs repository, enabling users to sponsor gas payments with ERC20 tokens through the paymaster. He updated the OpenAPI specifications using YAML to define ERC20-specific rules and context, ensuring seamless integration with existing sponsorship workflows. Andy aligned the new functionality with current sponsorship and Solana governance policies, broadening gas management capabilities across platforms. His work focused on API design and smart contracts, delivering a targeted feature without addressing bug fixes during the period. The project demonstrated depth in protocol integration and specification, enhancing the flexibility and reach of gas sponsorship mechanisms.