>We burned over 200 hours on it with nothing to show for our time.
Can you talk more about this? I'm working in this space now, but not from the "make an LLM give you the right query" perspective, but from the "make the LLM-produced query be safe" perspective[1]
1. https://docs.heimdallm.ai/en/main/blog/posts/safe-sql-execut...