Grok 4.5 vs MiniMax M3

MiniMax M3 leads in 1 of 8 categories

Arena ELO

Tie

Cheaper

Tie

Faster

Tie

Detailed Comparison

Category	Grok 4.5	MiniMax M3
Provider	xAI	MiniMax
Context Window	128K	1M WIN
Input Price ($/1M)	N/A	N/A
Output Price ($/1M)	N/A	N/A
Arena ELO	N/A	N/A
Coding	N/A	N/A
Reasoning	N/A	N/A
Speed (tokens/sec)	N/A	N/A
Open Source	No	Yes

Frequently Asked Questions

Which has a larger context window?

Grok 4.5 supports 128K context, while MiniMax M3 supports 1M.

Is Grok 4.5 or MiniMax M3 open source?

Grok 4.5 is proprietary. MiniMax M3 is open source.

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