MiniMax M3.1 Flash vs o3

Price, context window & benchmark comparison

MiniMax

MiniMax M3.1 Flash

MiniMax
$0.15 / $0.60
Input / Output · per 1M tokens
VS
OpenAI

o3

OpenAI
$2.00 / $8.00
Input / Output · per 1M tokens
Compare different models
MiniMax
OpenAI
Verdict: MiniMax M3.1 Flash is 13.3× cheaper than o3 on a typical 3:1 input/output mix. MiniMax M3.1 Flash has the larger context window (1M vs 200K).
MiniMax M3.1 Flasho3
Input price / 1M$0.15$2.00
Output price / 1M$0.60$8.00
Blended price (3:1)$0.26$3.50
Cached input / 1M$0.015$0.50
Context window1M200K
Max output524K100K
Intelligence index29.1—
Coding index——
Providers11—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-192025-04-16
Retirement—2026-12-11

Cost calculator

FAQ

Which is cheaper, MiniMax M3.1 Flash or o3?

MiniMax M3.1 Flash is 13.3× cheaper than o3 on a typical 3:1 input/output mix.

MiniMax M3.1 Flash vs o3: which has a bigger context window?

MiniMax M3.1 Flash: 1,048,576 tokens. o3: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: MiniMax M3.1 Flash ≈ $600.00, o3 ≈ $8,000.

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