Comparing 2 models

Claude Sonnet 4.6 vs Kimi K3

Facts first, then task-specific rankings. A highlighted cell is better only for that row, not universally.

metric
Model 1Claude Sonnet 4.6
Model 2Kimi K3
Best for
Business Writing (#6)
Code Completion (#1)
Provider
anthropic
moonshotai
Context
1M
1.0MBest
Input / 1M
$3Best
$3Best
Output / 1M
$15Best
$15Best
Tool use
yesBest
yesBest
Vision
yesBest
yesBest
Reasoning
yesBest
yesBest
Open-weight
yesBest
Released
Feb 5, 2026
Jul 16, 2026