Claude Sonnet 4 vs MiniMax M3.1 Flash
Price, context window & benchmark comparison
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Verdict: MiniMax M3.1 Flash is 22.9× cheaper than Claude Sonnet 4 on a typical 3:1 input/output mix. MiniMax M3.1 Flash scores higher on the Artificial Analysis Intelligence Index (29.1 vs 18.9). MiniMax M3.1 Flash has the larger context window (1M vs 200K).
| Claude Sonnet 4 | MiniMax M3.1 Flash | |
|---|---|---|
| Input price / 1M | $3.00 | $0.15 |
| Output price / 1M | $15.00 | $0.60 |
| Blended price (3:1) | $6.00 | $0.26 |
| Cached input / 1M | $0.30 | $0.015 |
| Context window | 200K | 1M |
| Max output | 64K | 524K |
| Intelligence index | 18.9 | 29.1 |
| Coding index | 37.6 | — |
| Providers | — | 11 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2025-05-22 | 2026-10-19 |
| Retirement | 2026-10-15 | — |
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FAQ
Which is cheaper, Claude Sonnet 4 or MiniMax M3.1 Flash?
MiniMax M3.1 Flash is 22.9× cheaper than Claude Sonnet 4 on a typical 3:1 input/output mix.
Claude Sonnet 4 vs MiniMax M3.1 Flash: which has a bigger context window?
Claude Sonnet 4: 200,000 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: Claude Sonnet 4 ≈ $13,500, MiniMax M3.1 Flash ≈ $600.00.
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