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Compare AI models: Kimi K3 vs Kimi K3.1 Pro

  1. Kimi K3MoonshotHollow points use fallbacks · hover for details
  2. Kimi K3.1 ProMoonshotHollow points use fallbacks · hover for details
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
Kimi K3100/100100/10010/10093/10050/10050/100 — Tool calling supported; no comparable benchmark
Kimi K3.1 Pro50/100 — Reasoning supported; no comparable benchmark50/100 — No data; neutral placeholder17/10093/10050/10050/100 — Tool calling supported; no comparable benchmark
Overview
Author
Context length
1M
1M
Reasoning
True
True
Input modalities
Text, Image, Video
Text, Image, Video
Output modalities
Text
Text
Providers
Pricing
Input
$3.00/ 1M
$2.00/ 1M
Output
$15/ 1M
$10/ 1M
Cached input
$0.30/ 1M
$0.20/ 1M
MomentumLast 2 mo
Unique users
246K
8.8K
Completed sessions
767,281
22,686
Token share
0.05%
0%
Tokens
559B-68%
49B+100%
AUG 31OCT 25
AUG 31OCT 25
RetentionWeek 1
Returning users
42.1%24K user-weeks
Pending

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