Your LLM judge can cost 9.5x the chatbot it grades. Grade 400 replies a day, not all of them.
You shipped a support chatbot on GPT-5.6 mini, and now you want to know how often it answers wrong. The usual advice is to let a stronger model grade every reply. I priced that setup: each grade costs 9.5 times the reply it grades. At 10,000 replies a day, the bot costs $132 a month to run and $1,2…
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- 2026-11-01 12:00 · DEV Community — AI
Your LLM judge can cost 9.5x the chatbot it grades. Grade 400 replies a day, not all of them.