OpenAI JSON Mode vs Functions

Understanding the differences and When to use each.

When working with the OpenAI API, you’ll encounter two primary methods for obtaining structured output responses from GPT models: JSON mode and Function calling.

Both are powerful tools, but understanding when to use each can significantly enhance your workflow. Let’s delve into the differences and optimal use cases for each approach.

JSON mode

When JSON mode is enabled, the model exclusively generates outputs formatted as valid JSON strings. However, to …

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