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OpenAI

GPT-5.4 nano

VS
xAI

Grok 4.3

Decision Recommendation

⚖️ Trade-off decision: Choose GPT-5.4 nano for deep reasoning tasks, or Grok 4.3 for real-time user experiences since it has higher speed.

Model Specs

GPT-5.4 nano

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+)
52.4%
Reasoning (gpqa-diamond)
81.7%

Cost & Performance

Cost (per 1M tokens)3.4x cheaper
$0.46Input: $0.20 | Output: $1.25
Speed
191 tps
Context Window
400k tokens
Model Specs

Grok 4.3

Benchmarks & Scores

Coding (swe-bench-pro)
N/A
Reasoning (gpqa-diamond)Winner (+8.4%)
90.1%

Cost & Performance

Cost (per 1M tokens)
$1.56Input: $1.25 | Output: $2.50
Speed1.1x faster
209 tps
Context WindowLarger
1M tokens

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