Model Comparison
Claude Sonnet 4.5 vs GPT-4o Mini
Claude Sonnet 4.5: StandardGPT-4o Mini: Ultra-efficient
Side-by-side environmental impact comparison. Claude Sonnet 4.5 uses 18.6x more energy per query.
Claude Sonnet 4.5 uses 18.6x more energy than GPT-4o Mini
2.6 Wh vs 0.14 Wh per query · 0.91 g vs 0.06 g CO₂ · 5 mL vs 0.50 mL water
Claude Sonnet 4.5
Anthropic
Energy per query2.6 Wh
CO₂ per query0.91 g
Water per query5 mL
VS
GPT-4o Mini
OpenAI
Energy per query0.14 Wh
CO₂ per query0.06 g
Water per query0.50 mL
Claude Sonnet 4.5
ProviderAnthropic
CategoryText / Chat
Inference LocationAWS / GCP
Confidenceestimated
Efficiency TierStandard
GPT-4o Mini
ProviderOpenAI
CategoryText / Chat
Inference LocationAzure US East / Sweden
Confidenceestimated
Efficiency TierUltra-efficient
Frequently Asked Questions
Which uses more energy, Claude Sonnet 4.5 or GPT-4o Mini?
Claude Sonnet 4.5 uses 18.6x more energy per query than GPT-4o Mini. Claude Sonnet 4.5 uses 2.6 Wh per query, while GPT-4o Mini uses 0.14 Wh.
What is the carbon footprint difference between Claude Sonnet 4.5 and GPT-4o Mini?
Claude Sonnet 4.5 uses 15.2x more CO₂ per query than GPT-4o Mini. Claude Sonnet 4.5 emits 0.91 g of CO₂ per query compared to GPT-4o Mini's 0.06 g.
Which is more environmentally friendly, Claude Sonnet 4.5 or GPT-4o Mini?
GPT-4o Mini is the more environmentally friendly option, using 0.14 Wh per query compared to Claude Sonnet 4.5's 2.6 Wh. That makes Claude Sonnet 4.5 roughly 18.6x more energy-intensive.
Calculate your footprint with these models
See how your daily usage of Claude Sonnet 4.5 and GPT-4o Mini adds up over time. Our calculator estimates energy, carbon, and water impact.
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