Home / Compare / Gemini 3.1 Pro Preview vs Qwen3.8 27B

Gemini 3.1 Pro Preview vs Qwen3.8 27B

For a typical chat reply (2,000 tokens in, 400 out), Gemini 3.1 Pro Preview costs 4.3× as much as Qwen3.8 27B: $8.80 against $2.04 per 1,000 requests at list price on 2026-09-28.

Gemini 3.1 Pro PreviewQwen3.8 27B
Input, per 1M tokens$2.00$0.42
Output, per 1M tokens$12.00$3.00
Context window1.05M1M
Classification or routing (600 tokens in, 10 out), per 1,000$1.32$0.282
Chat reply (2,000 in, 400 out), per 1,000$8.80$2.04
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$22.00$4.86
Confidence signalnoyes
Tool callingyesyes
BANKING77, correct of 400not measured264

Which one should carry your traffic?

If Qwen3.8 27B answers your requests as well as Gemini 3.1 Pro Preview, moving that traffic saves 77% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Qwen3.8 27B exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to Gemini 3.1 Pro Preview.

Gemini 3.1 Pro Preview profile · Qwen3.8 27B profile · Measure it on your traffic