Kimi K2 Thinking vs MiMo-V2.6-Pro-UltraSpeed
Price, context window & benchmark comparison
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Verdict: Kimi K2 Thinking is 5.1× cheaper than MiMo-V2.6-Pro-UltraSpeed on a typical 3:1 input/output mix. MiMo-V2.6-Pro-UltraSpeed has the larger context window (1M vs 262K).
| Kimi K2 Thinking | MiMo-V2.6-Pro-UltraSpeed | |
|---|---|---|
| Input price / 1M | $0.60 | $4.35 |
| Output price / 1M | $2.50 | $8.70 |
| Blended price (3:1) | $1.07 | $5.44 |
| Cached input / 1M | $0.15 | $0.036 |
| Context window | 262K | 1M |
| Max output | 98K | 131K |
| Intelligence index | — | — |
| Coding index | 21 | — |
| Providers | — | 1 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | No | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2025-11-06 | 2026-09-21 |
| Retirement | — | — |
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FAQ
Which is cheaper, Kimi K2 Thinking or MiMo-V2.6-Pro-UltraSpeed?
Kimi K2 Thinking is 5.1× cheaper than MiMo-V2.6-Pro-UltraSpeed on a typical 3:1 input/output mix.
Kimi K2 Thinking vs MiMo-V2.6-Pro-UltraSpeed: which has a bigger context window?
Kimi K2 Thinking: 262,144 tokens. MiMo-V2.6-Pro-UltraSpeed: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Kimi K2 Thinking ≈ $2,450, MiMo-V2.6-Pro-UltraSpeed ≈ $13,050.
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