Master the skills the job market is actually hiring for.

Follow a job-market-audited Role Path, move through a discipline end-to-end with a Career Pathway, or pursue a university-benchmarked Academic Certificate — each with a Basic → Intermediate → Advanced ladder, direct video learning bridges and a capstone proof-of-work project.

Tool Use & Function Calling

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Open a video or resource link, watch it, then check its box to track your progress and unlock what comes next.

10 lessons3 levels1 capstone project

Connect models to deterministic capabilities through schemas and tool contracts; learn function calling, tool selection, validation, retries, permissions, structured outputs, error handling, and human approvals.