Home / Compare / DeepSeek V4 Pro 0423 vs gpt-oss-120b

DeepSeek V4 Pro 0423 vs gpt-oss-120b

For a typical chat reply (2,000 tokens in, 400 out), DeepSeek V4 Pro 0423 costs 5.0× as much as gpt-oss-120b: $2.67 against $0.54 per 1,000 requests at list price on 2026-09-28.

DeepSeek V4 Pro 0423gpt-oss-120b
Input, per 1M tokens$0.955$0.15
Output, per 1M tokens$1.91$0.60
Context window1.05M131K
Classification or routing (600 tokens in, 10 out), per 1,000$0.592$0.096
Chat reply (2,000 in, 400 out), per 1,000$2.67$0.54
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$8.60$1.50
Confidence signalyesyes
Tool callingyesyes
BANKING77, correct of 400not measured329

Which one should carry your traffic?

If gpt-oss-120b answers your requests as well as DeepSeek V4 Pro 0423, moving that traffic saves 80% on chat-shaped requests. Averages cannot tell you whether it does for your requests. gpt-oss-120b exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to DeepSeek V4 Pro 0423.

DeepSeek V4 Pro 0423 profile · gpt-oss-120b profile · Measure it on your traffic