Home / Compare / DeepSeek V4 Flash 0731 vs GPT-6 Sol

DeepSeek V4 Flash 0731 vs GPT-6 Sol

For a typical chat reply (2,000 tokens in, 400 out), GPT-6 Sol costs 47× as much as DeepSeek V4 Flash 0731: $8.00 against $0.17 per 1,000 requests at list price on 2026-09-28.

DeepSeek V4 Flash 0731GPT-6 Sol
Input, per 1M tokens$0.021$2.00
Output, per 1M tokens$0.32$10.00
Context window1.31M1.05M
Classification or routing (600 tokens in, 10 out), per 1,000$0.0158$1.30
Chat reply (2,000 in, 400 out), per 1,000$0.17$8.00
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$0.328$21.00
Confidence signalyesno
Tool callingyesyes
BANKING77, correct of 400298330

Which one should carry your traffic?

If DeepSeek V4 Flash 0731 answers your requests as well as GPT-6 Sol, moving that traffic saves 98% 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 GPT-6 Sol.

DeepSeek V4 Flash 0731 profile · GPT-6 Sol profile · Measure it on your traffic