# compare-gpt-temperature (Gpt 4o Temperature Comparison) You can run this example with: ```bash npx promptfoo@latest init --example compare-gpt-temperature cd compare-gpt-temperature ``` ## Usage To get started, set the OPENAI_API_KEY environment variable. Next, edit promptfooconfig.yaml. Then run: ```bash promptfoo eval ``` Afterwards, you can view the results by running `promptfoo view`