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Side-by-side comparison of API pricing, context window, latency, and benchmark performance. Data refreshed daily from provider APIs and ModelStop's own latency probes.
💰DeepSeek: DeepSeek V4.1 Flash is 70% cheaper than DeepSeek: DeepSeek V4.1 Flash 1017
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
DeepSeek: DeepSeek V4.1 Flash is 233% cheaper
| Spec | DeepSeek: DeepSeek V4.1 Flash | DeepSeek: DeepSeek V4.1 Flash 1017 |
|---|---|---|
| Provider | deepseek | deepseek |
| Input price / 1M tokens | $0.04 | $0.15 |
| Output price / 1M tokens | $0.50 | $0.60 |
| Context window | 1049k tokens | 1049k tokens |
| Latency (p50) | — | — |
| Best benchmark score | — | — |
| Open source | No | No |
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...
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