What is the 'system' message role?
It sets the overall behavior, persona, and constraints of the assistant before the user interacts with it.
Explore This Question
Search for additional explanations using these tools:
More FAQs in OpenAI API Guide: How to Integrate GPT Models in Your App
Never commit keys to Github or expose them in frontend React code. Always make API requests from a secure backend server.
gpt-4o-mini is a smaller, faster model that is significantly cheaper, while gpt-4o is the flagship model for complex reasoning.
Set the response_format parameter to { type: 'json_object' } and explicitly instruct the model to output JSON in the system prompt.
Still have questions?
Browse all our FAQs or reach out to our support team