Aider integrates tightly with GPT-3.5/GPT-4 to modify your code directly, using a combination of Python scripts, API interactions, and git operations.Low-Level Breakdown of AiderInitialization and Setup:Configuration: Upon starting, Aider reads configuration files or environment variables to retrieve the OpenAI API key. This key is essential for authenticating requests to the GPT-3.5/GPT-4 API.C..