Bar chart. Source: Zoomed companion to the daily electricity comparison. AI baseline: Epoch AI (2025), How much energy does ChatGPT use? The GPT-5 Thinking row is an illustrative 30x scenario, not a measurement.. Data table with 5 rows and 2 columns follows.
| Energy use (Wh/day) | |
|---|---|
| Spotify on a phone for 1 hour (operational estimate) | 3 |
| 10 ordinary GPT-4o queries | 3 |
| 10 GPT-5 Thinking queries (illustrative 30x; not measured) | 9 |
| 10 W LED bulb for 8 hours | 80 |