Tools & Function Calling
Intermediate40 min
Tools are how an agent affects the world: calling APIs, querying databases, running code. Learn how function calling lets a model request actions reliably.
Function callingTool schemasTool execution loopStructured output
Learn from these
Function calling explained simply
Learn Data with Mark · 5 min
Function calling
DocsOpenAI
Tool use with Claude
DocsAnthropic