Real-cost table
Real-cost table: time and USD per task across AI models, from my own runs
The task was to build a 'roadster' game. The prompt was the same in all three cases.
| Astra | 5 min 50 s | $1.14 |
|---|---|---|
| Kimi | 34 min 42 s | $1.21 |
| Opus | 17 min 4 s | $3.10 |
How it was measured
Same prompt, a single run, on my own account, October 2026. Results vary.
For now these are three measurements of a single task. More are coming. Subscribe if you want the next ones.
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Real-cost table: time and USD per task across AI models, from my own runs