Compare · ModelsLive · 2 picked · head to head
Kimi K2 0905 vs o3
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
o3 wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · Kimi K2 0905 · o3 are still filling in scores.
Hype vs Reality
Attention vs performance
Kimi K2 0905
no bench·no signal
o3
#67 by perf·no signal
Vendor risk
Who is behind the model
moonshotai
private · undisclosed
OpenAI
$840.0B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| Kimi K2 0905 | $0.40 | $2.00 | 262K tokens (~131 books) | $8.00 |
| o3 | $2.00 | $8.00 | 200K tokens (~100 books) | $35.00 |