The Model Index
Models/Labs/Moonshot
Lab · 11 models · since Oct 2023

Moonshot

Moonshot has 11 models on The Model Index, from Kimi Chat (Oct 2023) to Kimi K2.8 Preview (11 Sep 2026). Its strongest is Kimi K3, with an index score of 172 (GPT-4 = 100), rank 13 of 229. 8 have open weights.

11models tracked8 open · 3 closed
172index score of Kimi K3#13 of 229 models
11 Sep 2026latest releaseKimi K2.8 Preview
6current versions5 replaced by newer ones

Every modelnewest first

ModelReleasedWeightsIndex scoreInput $/MOutput $/MContext
Kimi K2.8 Preview11 Sep 2026Closed
not scored yet
–––
13Kimi K316 Jul 2026Open
172
$0.68$101.05M
51Kimi K2.7 Code12 Jun 2026Open
153
$0.67$3.35262K
47Kimi K2.6replaced20 Apr 2026Open
156
$0.65$3.41262K
60Kimi K2.5replaced27 Jan 2026Open
149
$0.45$2.25262K
75Kimi K2 Thinking6 Nov 2025Open
144
$0.60$2.5262K
Kimi Linear 48B-A3B30 Oct 2025Open
not scored yet
–––
Kimi K2 (Sep 2025)replaced5 Sep 2025Open
not scored yet
$0.60$2.5262K
112Kimi K2replaced11 Jul 2025Open
132
$0.57$2.3131K
Kimi k1.5replaced20 Jan 2025Closed
not scored yet
–––
Kimi Chat9 Oct 2023Closed
not scored yet
–––

Index score is fitted from independent evaluations and scaled so GPT-4 = 100; a striped bar is an estimate for a model not yet independently tested. Prices are list prices per million tokens.

Release history10 announcements

The Race →
DateReleaseKindSource
11 Sep 2026Kimi K2.8 PreviewFlagshipno link
16 Jul 2026Kimi K3 (weights 07-27)Open weightskimi.com ↗
12 Jun 2026Kimi K2.7 CodeOpen weightskimi.com ↗
20 Apr 2026Kimi K2.6Open weightskimi.com ↗
27 Jan 2026Kimi K2.5Open weightskimi.com ↗
6 Nov 2025Kimi K2 ThinkingReasoningkimi.com ↗
30 Oct 2025Kimi Linear 48B-A3BOpen weightshuggingface.co ↗
11 Jul 2025Kimi K2Open weightskimi.com ↗
20 Jan 2025Kimi k1.5Reasoningkimi.com ↗
9 Oct 2023Kimi Chat (debut; 200K-char context)Flagshipkimi.com ↗

Dates come from each lab's own announcement, linked where one exists.