Gemini 2.5 Pro ExperimentalvsKimi K2 0905
Kimi K2 0905 is cheaper than Gemini 2.5 Pro Experimental at $0.6/M vs $1/M input tokens.
| Spec | Gemini 2.5 Pro Experimental | Kimi K2 0905 |
|---|---|---|
| Input price | $1/M tokens | $0.6/M tokens |
| Output price | $2/M tokens | $2.5/M tokens |
| Context window | 1.0M tokens | 262K tokens |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Mar 2025 | Sep 2025 |
Our Verdict
Gemini 2.5 Pro Experimental
Kimi K2 0905
Not enough votes to call it. On the specs, nothing separates them.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Experimental
Input
$1.00
Output
$2.00
1.3× cheaper
Kimi K2 0905
Input
$0.60
1.7× cheaper
Output
$2.50
Kimi K2 0905 wins input (1.7× cheaper)·Gemini 2.5 Pro Experimental wins output (1.3× cheaper)
Where to run it
3 hosts, cheapest first
Gemini 2.5 Pro Experimental2 hosts
Kimi K2 09051 host
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
44%
Kimi K2 0905 uses 11.5x more emoji
Gemini 2.5 Pro Experimental
Kimi K2 0905
54%Vocabulary65%
15wSentence Length21w
0.35Hedging0.16
5.6Bold2.8
3.9Lists3.0
0.00Emoji0.11
0.39Headings0.69
0.17Transitions0.06
Based on 18 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
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