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DeepSeek V3.2-Exp vs Grok 4.3

SpecDeepSeek V3.2-ExpGrok 4.3
Respan Index22.0 (#109)22.3 (#107)
Blended price per 1M$0.305$1.25
Context window128K1M
Input / output per 1M$0.27 / $0.41$1 / $2
Max output--
Inputtexttext, vision
Released2025-09-29-

Respan Index by category

Each category is scored 0 to 100, and how far ahead the winner is. Leads under a point are close to even.

CategoryDeepSeek V3.2-ExpGrok 4.3
Coding5.2 DeepSeek V3.2-Exp5.5 Grok 4.3
Agents22.5 DeepSeek V3.2-Exp5.0 Grok 4.3
Reasoning24.2 DeepSeek V3.2-Exp35.8 Grok 4.3
Knowledge & language19.6 DeepSeek V3.2-Exp33.0 Grok 4.3
Human preference47.2 DeepSeek V3.2-Exp49.6 Grok 4.3

How the Respan Index works

Benchmarks both report

Grok 4.3 leads on 3 of the 4 benchmarks both report. Higher is better. Each score links to where it was published.

BenchmarkDeepSeek V3.2-ExpGrok 4.3
LMArena Elo14251442
LMArena WebDev (LMArena)12711358
Vending-Bench 2 (Andon Labs)103435.26
WeirdML (Håvard Tveit Ihle)39.5%49.9%

FAQ

Is DeepSeek V3.2-Exp better than Grok 4.3?

Grok 4.3 scores 22.3 on the Respan Index (#107), ahead of DeepSeek V3.2-Exp at 22.0 (#109). Grok 4.3 leads on 3 of the 4 benchmarks both report.

Which is cheaper, DeepSeek V3.2-Exp or Grok 4.3?

DeepSeek V3.2-Exp lists at $0.27 input and $0.41 output per 1M tokens; Grok 4.3 at $1 and $2. DeepSeek V3.2-Exp is 4.1x cheaper per token at list price.

Which has the larger context window?

DeepSeek V3.2-Exp accepts 128K tokens and Grok 4.3 1M tokens.

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