Body Builder (beta)

Body Builder (beta) is a specialized AI model designed to bridge the gap between natural language instructions and programmatic AI infrastructure. Rather than generating text for human consumption, it translates user goals into structured API call objects, enabling automated orchestration across multiple AI services. The model emphasizes function calling, structured output, and reasoning capabilities to decompose complex requests—like "count to 10 using gemini and opus"—into the appropriate API calls. Its design centers on supporting multi-model requests, custom model routers, and programmatic generation of calls from human descriptions.

As a beta offering currently available at no cost, Body Builder is being developed with features including reasoning mode and content moderation, suggesting an emphasis on safe and controllable operation within complex AI pipelines. The model's Router tokenizer indicates it's optimized for routing and API interaction patterns. It excels in scenarios where developers need to programmatically construct multi-model workflows, build custom routers, or generate API calls from natural language descriptions—a capability that becomes more valuable as AI ecosystems grow in complexity and diversity.