This example compares temperatures 0 and 1 with GPT-6 Luna. Both providers set reasoning effort to none, which enables temperature sampling.

You can run this example with:

npx promptfoo@latest init --example compare-gpt-temperature
cd compare-gpt-temperature

Set OPENAI_API_KEY, then run:

npx promptfoo@latest eval --no-cache

Afterwards, you can view the results by running npx promptfoo@latest view