Claude 3 SonnetvsKimi K2.7 Code
Kimi K2.7 Code is cheaper than Claude 3 Sonnet at $0.95/M vs $3/M input tokens.
| Spec | Claude 3 Sonnet | Kimi K2.7 Code |
|---|---|---|
| Input price | $3/M tokens | $0.95/M tokens |
| Output price | $15/M tokens | $4/M tokens |
| Context window | — | 262K tokens |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Mar 2024 | Jun 2026 |
Our Verdict
Kimi K2.7 Code
Claude 3 SonnetRunner-up
Not enough votes to call it. On the specs, Kimi K2.7 Code has the edge: bigger model tier, newer, bigger context window.
Kimi K2.7 Code costs 3.8x less per token.
Too close to call
API pricing
Cost per 1M tokens
Claude 3 Sonnet
Input
$3.00
Output
$15.00
Kimi K2.7 Code
Input
$0.95
3.2× cheaper
Output
$4.00
3.8× cheaper
Kimi K2.7 Code is cheaper on both: 3.2× input, 3.8× output.
Where to run it
14 hosts, cheapest first
Claude 3 Sonnet
No hosts listed on OpenRouter.
Kimi K2.7 Code14 hosts
DeepInfrafp4$0.68 in$3.40 out262k98.7% upInceptronint4$0.71 in$3.21 out262k99.8% upCoreWeaveint4$0.71 in$3.50 out262k100% upStreamLake$0.71 in$3.00 out256k99.7% upVeniceint4$0.75 in$3.50 out256k95.8% upModelRunfp4$0.85 in$3.75 out262k99.9% up
8 more hostsFewer hosts
SiliconFlowfp8$0.86 in$3.80 out262k100% upNovitaint4$0.91 in$3.84 out262k99.8% upAlibaba Cloudfp8$0.95 in$4.00 out262k99.9% upBasetenfp4$0.95 in$4.00 out262k99.3% upCloudflare Workers AI$0.95 in$4.00 out262k100% upFireworks$0.95 in$4.00 out262k93.8% upGMI Cloudfp8$0.95 in$4.00 out262k99.1% upMoonshot AIint4$0.95 in$4.00 out262k99.9% up
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
47%
Kimi K2.7 Code uses 467.2x more bold
Claude 3 Sonnet
Kimi K2.7 Code
48%Vocabulary57%
14wSentence Length19w
0.32Hedging0.51
0.0Bold4.7
3.6Lists3.3
0.00Emoji0.00
0.00Headings0.76
0.38Transitions0.05
Based on 4 + 27 text responses
Research
What we learned reading every model
FAQ
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