[jumpCastle]

But you can fine tune gpt 3.5 turbo, so your comparison is not clear.

[Palmik]

Fine tuned gpt-3.5 is 8x the cost of regular gpt-3.5 for inference, other thread where this is discussed: https://news.ycombinator.com/item?id=37494335

This may be acceptable for some use cases, bot not for others where even regular gpt-3.5 may not be economical.