DeepSeek V4.1 Flash (DeepSeek) vs Solar Pro 4
Both have similar output pricing, while DeepSeek V4.1 Flash (DeepSeek) offers a larger context window. Choose DeepSeek V4.1 Flash (DeepSeek) or Solar Pro 4 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V4.1 Flash (DeepSeek) | Solar Pro 4 |
|---|---|---|
| Provider | LLM Gateway | Upstage |
| Input / 1M tokens | $0.15 | $0.15 |
| Output / 1M tokens | $0.60 | $0.60 |
| Context window | 1.1M | 524K |
| Parameters | — | — |
| Open weights | Yes | — |
| Released | Sep 2026 | — |
| LMArena (Chatbot Arena) Elo score | — | 1389 |
| LMArena WebDev Elo score | — | 1370 |
FAQ
Is DeepSeek V4.1 Flash (DeepSeek) or Solar Pro 4 cheaper?
DeepSeek V4.1 Flash (DeepSeek) and Solar Pro 4 have comparable output pricing.
Which has the larger context window, DeepSeek V4.1 Flash (DeepSeek) or Solar Pro 4?
DeepSeek V4.1 Flash (DeepSeek) has the larger context window (1.1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.