Anthropic
Claude Haiku 4.5
VS
OpenAI
GPT-5.5 Pro
Decision Recommendation
📊 Comparison Summary: Claude Haiku 4.5 and GPT-5.5 Pro present close characteristics. Review the specific benchmark scorelines below to determine which engine matches your needs.
Model Specs
Claude Haiku 4.5
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+)
39.5%Reasoning (gpqa-diamond)
73%Cost & Performance
Cost (per 1M tokens)33.8x cheaper
$2.00Input: $1.00 | Output: $5.00Speed1.3x faster
98.5 tpsContext Window
200k tokensModel Specs
GPT-5.5 Pro
Benchmarks & Scores
Coding (swe-bench-pro)
N/AReasoning (gpqa-diamond)Winner (+23.2%)
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?
Open our interactive dashboard where you can adjust your priority levels for speed, budget, or accuracy slider-bars and watch model rankings calculate dynamically.
Customize in Interactive Dashboard