Home / Compare / DeepSeek V4 Flash 0731 vs Mistral Small 4

DeepSeek V4 Flash 0731 vs Mistral Small 4

For a typical chat reply (2,000 tokens in, 400 out), Mistral Small 4 costs 3.2× as much as DeepSeek V4 Flash 0731: $0.54 against $0.17 per 1,000 requests at list price on 2026-09-28.

DeepSeek V4 Flash 0731Mistral Small 4
Input, per 1M tokens$0.021$0.15
Output, per 1M tokens$0.32$0.60
Context window1.31M262K
Classification or routing (600 tokens in, 10 out), per 1,000$0.0158$0.096
Chat reply (2,000 in, 400 out), per 1,000$0.17$0.54
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$0.328$1.50
Confidence signalyesno
Tool callingyesyes
BANKING77, correct of 400298not measured

Which one should carry your traffic?

If DeepSeek V4 Flash 0731 answers your requests as well as Mistral Small 4, moving that traffic saves 69% on chat-shaped requests. Averages cannot tell you whether it does for your requests. DeepSeek V4 Flash 0731 exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to Mistral Small 4.

DeepSeek V4 Flash 0731 profile · Mistral Small 4 profile · Measure it on your traffic