Head to head

Grok 4.7 vs Kimi K3

Price, context, inputs and filters. No benchmarks theatre.

Kimi K3 costs 1.5× less per message.

Kimi K3 holds 2.1× more context.

Fact

Kimi K3Moonshot AI

Made by

X-AI

Moonshot AI

Content tier

Open

Intelligence

Brilliant

Price per message

~5.33 credits≈ 18 messages for $1

~3.52 credits≈ 28 messages for $1

Context window

500K tokens≈ 769 pages of text in one go

1M tokens≈ 1,613 pages of text in one go

Reads

Text, Images

Text, Images, Video

Writes

Text

Tool use

Yes - search, memory, code and more

Served via

OpenRouter, Unbottled AI

Status

Current

A typical message: 16K tokens in, 1.5K out. Short replies cost less. 1 credit = $0.01.