Model Comparison
Claude Sonnet 4.5 vs GPT-5 Mini
Claude Sonnet 4.5: StandardGPT-5 Mini: Standard
Side-by-side environmental impact comparison. Claude Sonnet 4.5 uses 3.3x more energy per query.
Claude Sonnet 4.5 uses 3.3x more energy than GPT-5 Mini
2.6 Wh vs 0.80 Wh per query · 0.91 g vs 0.35 g CO₂ · 5 mL vs 3 mL water
Claude Sonnet 4.5
Anthropic
Energy per query2.6 Wh
CO₂ per query0.91 g
Water per query5 mL
VS
GPT-5 Mini
OpenAI
Energy per query0.80 Wh
CO₂ per query0.35 g
Water per query3 mL
Claude Sonnet 4.5
ProviderAnthropic
CategoryText / Chat
Inference LocationAWS / GCP
Confidenceestimated
Efficiency TierStandard
GPT-5 Mini
ProviderOpenAI
CategoryText / Chat
Inference LocationAzure / Multi-cloud
Confidenceestimated
Efficiency TierStandard
Frequently Asked Questions
Which uses more energy, Claude Sonnet 4.5 or GPT-5 Mini?
Claude Sonnet 4.5 uses 3.3x more energy per query than GPT-5 Mini. Claude Sonnet 4.5 uses 2.6 Wh per query, while GPT-5 Mini uses 0.80 Wh.
What is the carbon footprint difference between Claude Sonnet 4.5 and GPT-5 Mini?
Claude Sonnet 4.5 uses 2.6x more CO₂ per query than GPT-5 Mini. Claude Sonnet 4.5 emits 0.91 g of CO₂ per query compared to GPT-5 Mini's 0.35 g.
Which is more environmentally friendly, Claude Sonnet 4.5 or GPT-5 Mini?
GPT-5 Mini is the more environmentally friendly option, using 0.80 Wh per query compared to Claude Sonnet 4.5's 2.6 Wh. That makes Claude Sonnet 4.5 roughly 3.3x more energy-intensive.
Calculate your footprint with these models
See how your daily usage of Claude Sonnet 4.5 and GPT-5 Mini adds up over time. Our calculator estimates energy, carbon, and water impact.
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