Aider actually prompts the LLM to use search/replace blocks rather than actual diffs. And then has a bunch of regex, fuzzy search, indent fixing etc code to han

Aider actually prompts the LLM to use search/replace blocks rather than actual diffs. And then has a bunch of regex, fuzzy search, indent fixing etc code to handle inconsistent respnses. Aider's author has a bunch of benchmarks and found this to work best with modern models.