Home / Compare / DeepSeek V4 Pro 0423 vs Nemotron 3 Ultra

DeepSeek V4 Pro 0423 vs Nemotron 3 Ultra

For a typical chat reply (2,000 tokens in, 400 out), DeepSeek V4 Pro 0423 costs 1.2× as much as Nemotron 3 Ultra: $2.67 against $2.16 per 1,000 requests at list price on 2026-09-28.

DeepSeek V4 Pro 0423Nemotron 3 Ultra
Input, per 1M tokens$0.955$0.60
Output, per 1M tokens$1.91$2.40
Context window1.05M262K
Classification or routing (600 tokens in, 10 out), per 1,000$0.592$0.384
Chat reply (2,000 in, 400 out), per 1,000$2.67$2.16
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$8.60$6.00
Confidence signalyesno
Tool callingyesyes

Which one should carry your traffic?

If Nemotron 3 Ultra answers your requests as well as DeepSeek V4 Pro 0423, moving that traffic saves 19% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Nemotron 3 Ultra does not expose a confidence signal through OpenRouter, so Gimbix would test it as a full replacement rather than a first answer.

DeepSeek V4 Pro 0423 profile · Nemotron 3 Ultra profile · Measure it on your traffic