Glossary
Tool use
Also: tool use · function calling
A model's ability to call functions: it decides when a tool is needed and returns a structured call that the app or the provider executes.
Example
The model returns a get_weather call with city = “Minsk”; the app runs it and passes the result back to the model.
Where it shows up
- What you need to have an AI agent of your own — Post 6 of 8
- An AI assistant with a fully connected stack — Post 7 of 8