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Compare energy consumption and CO2 emissions of AI models
Gemini 2.0 Flash
0.25 Wh
Energy per Query
0.1g
CO2
GPT-4o mini
OpenAI
0.3 Wh
Energy per Query
0.12g
CO2
Claude Haiku 4
Anthropic
0.35 Wh
Energy per Query
0.14g
CO2
DeepSeek Chat
DeepSeek
0.4 Wh
Energy per Query
0.16g
CO2
Llama 4 70B
Meta
0.5 Wh
Energy per Query
0.2g
CO2
GPT-4o
OpenAI
2.5 Wh
Energy per Query
1g
CO2
Claude Sonnet 4
Anthropic
3 Wh
Energy per Query
1.2g
CO2
Gemini 2.5 Pro
4 Wh
Energy per Query
1.6g
CO2
GPT-4.1
OpenAI
5 Wh
Energy per Query
2g
CO2
Grok 3
xAI
8 Wh
Energy per Query
3.2g
CO2
Claude Opus 4
Anthropic
15 Wh
Energy per Query
6g
CO2
O3 (reasoning)
OpenAI
33 Wh
Energy per Query
13.2g
CO2
For eco-conscious AI usage, choose Flash/Haiku-class models. They use 10-100x less energy than flagship models while still delivering excellent results for most tasks.