OpenAI
GPT-5 nano
VS
xAI
Grok 4.20
Decision Recommendation
⚖️ Trade-off decision: Choose Grok 4.20 if you need the absolute highest accuracy for complex logic and coding. Choose GPT-5 nano if you want to optimize your budget, as it is 21.8x cheaper.
Model Specs
GPT-5 nano
Benchmarks & Scores
Coding (swe-bench-pro)
N/AReasoning (gpqa-diamond)
67.6%Cost & Performance
Cost (per 1M tokens)21.8x cheaper
$0.14Input: $0.05 | Output: $0.40Speed
137 tpsContext Window
400k tokensModel Specs
Grok 4.20
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+)
51.8%Reasoning (gpqa-diamond)Winner (+22.4%)
90%Cost & Performance
Cost (per 1M tokens)
$3.00Input: $2.00 | Output: $6.00Speed1.7x faster
233 tpsContext WindowLarger
1M tokensWant to customize weights or add more models?
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