Gemini 3.1 Pro Preview Custom Tools vs MiniMax M3.1 Flash

Price, context window & benchmark comparison

Google

$2.00 / $12.00

Input / Output · per 1M tokens

MiniMax

$0.15 / $0.60

Input / Output · per 1M tokens

Compare different models

Verdict: MiniMax M3.1 Flash is 17.1× cheaper than Gemini 3.1 Pro Preview Custom Tools on a typical 3:1 input/output mix.

	Gemini 3.1 Pro Preview Custom Tools	MiniMax M3.1 Flash
Input price / 1M	$2.00	$0.15
Output price / 1M	$12.00	$0.60
Blended price (3:1)	$4.50	$0.26
Cached input / 1M	$0.20	$0.015
Context window	1M	1M
Max output	66K	524K
Intelligence index	—	29.1
Coding index	—	—
Providers	—	11
Best provider uptime (30m)	—	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-02-25	2026-10-19
Retirement	—	—

Input tokens / requestOutput tokens / requestRequests / day

Which is cheaper, Gemini 3.1 Pro Preview Custom Tools or MiniMax M3.1 Flash?

MiniMax M3.1 Flash is 17.1× cheaper than Gemini 3.1 Pro Preview Custom Tools on a typical 3:1 input/output mix.

Gemini 3.1 Pro Preview Custom Tools vs MiniMax M3.1 Flash: which has a bigger context window?

Gemini 3.1 Pro Preview Custom Tools: 1,048,576 tokens. MiniMax M3.1 Flash: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 3.1 Pro Preview Custom Tools ≈ $10,000, MiniMax M3.1 Flash ≈ $600.00.

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