During February 2026, Moltbotxd developed the AI Agent Ecosystem: X402 Engine Integration within the coinbase/x402 repository, focusing on expanding service offerings for AI agents. They implemented the x402engine in the ecosystem directory, introduced new branding assets, and increased API coverage from 16 to 28 endpoints. This work, leveraging skills in API development, frontend development, and service integration, enabled richer agent capabilities such as LLM, ENS, and travel categories. Using JSON for data structuring, Moltbotxd also updated documentation and ecosystem descriptions, improving discoverability and integration points for partners. The contribution demonstrated depth in cross-team collaboration and technical execution.