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Moonshot AI
Kimi K2 family
5 releases · Elo progression and succession lineage (D9)
Elo progression
Jul 2025
Kimi K2
OPEN
1000B·32Ba
1491.9
Nov 2025
Kimi K2 Thinking
OPEN
1000B·32Ba
succeeds Kimi K2
+669.7
2161.6
Jan 2026
Kimi K2.5
OPEN
1000B·32Ba
succeeds Kimi K2 Thinking
+71.7
2233.3
Apr 2026
Kimi K2.6
OPEN
1000B·32Ba
succeeds Kimi K2.5
+238
2471.3
Jun 2026
Kimi K2.7 Code
OPEN
1000B·32Ba
succeeds Kimi K2.6
-247.8
2223.5