Mixed
Overall, it's amazing at pattern matching, but doesn't actually understand what it's doing
Tade0 on Hacker News
In the thread “Ask HN: How is AI-assisted coding going for you professionally?”
Helped: Debugging errors, specific how-to questions, and single-use scripts.
Got in the way: Full coding tasks and complex tests due to shortcuts and nonsense.
… Obvious cases it can handle, but once you reach a certain threshold of coverage, it starts producing nonsense. Overall, it's amazing at pattern matching, but doesn't actually understand what it's doing. I had a coworker like this - same vibe.