DeepSeek-V4-Flash vs GPT-5.6 Sol
DeepSeek-V4-Flash is about 17.0× cheaper than GPT-5.6 Sol on blended token cost ($0.66 vs $11.25 per 1M). DeepSeek-V4-Flash (DeepSeek) is $0.66/1M blended, 1M context. GPT-5.6 Sol (OpenAI) is $11.25/1M blended, 1.1M context.
Last verified: 19 Aug 2026 · prices from official provider documentation
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| Spec | DeepSeek-V4-Flash | GPT-5.6 Sol |
|---|---|---|
| Provider | DeepSeek | OpenAI |
| Status | Preview | GA |
| Input $/1M | $0.44 ◎ | $5 |
| Output $/1M | $1.32 ◎ | $30 |
| Blended $/1M | $0.66 ◎ | $11.25 |
| Context | 1M | 1.1M ◎ |
| Max output | 384K | 128K |
| Cutoff | — | 2026-02-16 |
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