GPT-6 Sol vs Kimi K3
Price, context window & benchmark comparison
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Verdict: GPT-6 Sol is 33% cheaper than Kimi K3 on a typical 3:1 input/output mix. GPT-6 Sol scores higher on the Artificial Analysis Intelligence Index (47.5 vs 43.6). GPT-6 Sol has the larger context window (1.1M vs 1M).
| GPT-6 Sol | Kimi K3 | |
|---|---|---|
| Input price / 1M | $2.00 | $3.00 |
| Output price / 1M | $10.00 | $15.00 |
| Blended price (3:1) | $4.00 | $6.00 |
| Cached input / 1M | $0.20 | $0.30 |
| Context window | 1.1M | 1M |
| Max output | 128K | 944K |
| Intelligence index | 47.5 | 43.6 |
| Coding index | — | 76.2 |
| Providers | 7 | 20 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-09-22 | 2026-07-16 |
| Retirement | — | — |
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FAQ
Which is cheaper, GPT-6 Sol or Kimi K3?
GPT-6 Sol is 33% cheaper than Kimi K3 on a typical 3:1 input/output mix.
GPT-6 Sol vs Kimi K3: which has a bigger context window?
GPT-6 Sol: 1,050,000 tokens. Kimi K3: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: GPT-6 Sol ≈ $9,000, Kimi K3 ≈ $13,500.
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