Home / Compare / DeepSeek V4 Flash 0731 vs Kimi K3

DeepSeek V4 Flash 0731 vs Kimi K3

For a typical chat reply (2,000 tokens in, 400 out), Kimi K3 costs 71× as much as DeepSeek V4 Flash 0731: $12.00 against $0.17 per 1,000 requests at list price on 2026-09-28.

DeepSeek V4 Flash 0731Kimi K3
Input, per 1M tokens$0.021$3.00
Output, per 1M tokens$0.32$15.00
Context window1.31M1.05M
Classification or routing (600 tokens in, 10 out), per 1,000$0.0158$1.95
Chat reply (2,000 in, 400 out), per 1,000$0.17$12.00
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$0.328$31.50
Confidence signalyesyes
Tool callingyesyes
BANKING77, correct of 400298not measured

Which one should carry your traffic?

If DeepSeek V4 Flash 0731 answers your requests as well as Kimi K3, moving that traffic saves 99% 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 Kimi K3.

DeepSeek V4 Flash 0731 profile · Kimi K3 profile · Measure it on your traffic