Home / Compare / Claude Haiku 4.5 vs Gemma 4 31B

Claude Haiku 4.5 vs Gemma 4 31B

For a typical chat reply (2,000 tokens in, 400 out), Claude Haiku 4.5 costs 13× as much as Gemma 4 31B: $4.00 against $0.316 per 1,000 requests at list price on 2026-09-28.

Claude Haiku 4.5Gemma 4 31B
Input, per 1M tokens$1.00$0.09
Output, per 1M tokens$5.00$0.34
Context window200K262K
Classification or routing (600 tokens in, 10 out), per 1,000$0.65$0.0574
Chat reply (2,000 in, 400 out), per 1,000$4.00$0.316
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$10.50$0.89
Confidence signalnoyes
Tool callingyesyes
BANKING77, correct of 400301304

Which one should carry your traffic?

If Gemma 4 31B answers your requests as well as Claude Haiku 4.5, moving that traffic saves 92% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Gemma 4 31B exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to Claude Haiku 4.5.

Claude Haiku 4.5 profile · Gemma 4 31B profile · Measure it on your traffic