Compare AI models: Kimi K3 vs Grok 4.7

Kimi K3MoonshotHollow points use fallbacks · hover for details
Grok 4.7xAIHollow points use fallbacks · hover for details

ReasoningCodingCost efficiencyContext windowMultimodalTool use

Normalized model capability scores
Model	Reasoning	Coding	Cost efficiency	Context window	Multimodal	Tool use
Kimi K3	100/100	100/100	10/100	92/100	50/100	50/100 — Tool calling supported; no comparable benchmark
Grok 4.7	50/100 — Reasoning supported; no comparable benchmark	71/100	25/100	75/100	50/100	50/100 — Tool calling supported; no comparable benchmark

Overview

Author

Moonshot

xAI

Context length

500K

Reasoning

True

Input modalities

Text, Image, Video

Text, Image, Pdf

Output modalities

Text

Providers

Moonshot

xAI

Pricing

Input

$3.00/ 1M

$2.00/ 1M

Output

$15/ 1M

$6.00/ 1M

Cached input

Unknown

$0.50/ 1M

MomentumLast 2 mo

Unique users

217K

67K

Completed sessions

697,736

167,120

Token share

0.04%

0.01%

Tokens

495B-73%

84B+100%

SEP 9NOV 3

RetentionWeek 1

Returning users

41%15K user-weeks

44.4%1.9K user-weeks

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