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How much energy does ChatGPT use?
Epoch AI1 Jan 2025
- Source type
- Article
- Published
- 1 Jan 2025
- Added by
- DiutoKoinovera team
- Added
- 6 Oct 2026
Contributor evidence
What this source establishes
An updated analysis estimates a typical GPT-4o request near 0.3 Wh, substantially below the older 2.9 Wh figure. Challenges the fixed tenfold comparison.
Limitations
Modelled estimate; long-context and reasoning requests can use substantially more.
AI evidence analysis
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