Function calling is a structured interface where a model emits schema-valid calls that an application executes and returns as observations.
AI Glossary
Function Calling
Coverage in development
Function calling is a structured interface where a model emits schema-valid calls that an application executes and returns as observations.
Definition
Plain English explanation
The model outputs a precise “call this function with these arguments” message the app can run.
Related glossary terms
Last reviewed
Sources
- NIST AI Risk Management Framework — risk vocabulary context for AI systems
- Brel Digital company and technology profiles — applied usage evidence where tagged
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