During February 2026, this developer delivered XGR Mainnet chain support for the wevm/viem repository, enabling native currency handling and RPC-based interactions on the XGR network. The work focused on expanding cross-chain capabilities and facilitating seamless integration for developers building with Viem. Using TypeScript and leveraging expertise in API integration and blockchain development, the implementation ensured compatibility for XGR mainnet RPC interactions while maintaining code stability and hygiene. No major bugs were addressed during this period, as the emphasis remained on forward-looking compatibility and robust feature delivery. This contribution broadened network coverage and improved onboarding for blockchain application developers.