OpenAI
GPT-5 mini
VS
OpenAI
GPT-5.5 Pro
Decision Recommendation
📊 Comparison Summary: GPT-5 mini and GPT-5.5 Pro present close characteristics. Review the specific benchmark scorelines below to determine which engine matches your needs.
Model Specs
GPT-5 mini
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+)
45.7%Reasoning (gpqa-diamond)
82.8%Cost & Performance
Cost (per 1M tokens)98.2x cheaper
$0.69Input: $0.25 | Output: $2.00Speed1.2x faster
86 tpsContext Window
400k tokensModel Specs
GPT-5.5 Pro
Benchmarks & Scores
Coding (swe-bench-pro)
N/AReasoning (gpqa-diamond)Winner (+13.4%)
96.2%Cost & Performance
Cost (per 1M tokens)
$67.50Input: $30.00 | Output: $180.00Speed
74 tpsContext WindowLarger
1.05M tokensWant to customize weights or add more models?
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