Aider now has LLM leaderboards that rank popular models according to their ability to edit code. Includes GPT-3.5/4 Turbo, Opus, Sonnet, Gemini 1.5 Pro, Llama 3, Deepseek Coder & Command-R+.
EDIT: Here's the actual link, will resubmit:
https://aider.chat/docs/leaderboards/