Comment by kasey_junk

Their harness is terrible compared to any of the other cli based harnesses I test against. Like shockingly bad.

This comes up all the time at work because the vendor management people don’t understand the llm ecosystem and think Claude through copilot is the same as Claude through Claude code.

A simple side by side comparison will show dramatic under performance 3 or 4 times out of five when I’m asked to explain the difference.