DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....
Model details →DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3 30B A3B Thinking 2507
DeepSeek: DeepSeek V4 Flash 0731 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Qwen3-30B-A3B-Thinking-2507 is a 30B parameter Mixture-of-Experts reasoning model optimized for complex tasks requiring extended multi-step thinking. The model is designed specifically for “thinking mode,” where internal reasoning traces ar…
Model details →Side-by-side comparison
| Capability | DeepSeek: DeepSeek V4 Flash 0731 | Qwen: Qwen3 30B A3B Thinking 2507 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.3M | 82K | 🏆 DeepSeek: DeepSeek V4 Flash 0731 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.07 | $0.20 | 🏆 DeepSeek: DeepSeek V4 Flash 0731 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.18 | $2.40 | 🏆 DeepSeek: DeepSeek V4 Flash 0731 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is DeepSeek: DeepSeek V4 Flash 0731 better than Qwen: Qwen3 30B A3B Thinking 2507?
DeepSeek: DeepSeek V4 Flash 0731 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between DeepSeek: DeepSeek V4 Flash 0731 and Qwen: Qwen3 30B A3B Thinking 2507?
Input: $0.07 vs $0.20 per 1M tokens. Output: $0.18 vs $2.40 per 1M tokens.
What context windows do DeepSeek: DeepSeek V4 Flash 0731 and Qwen: Qwen3 30B A3B Thinking 2507 support?
DeepSeek: DeepSeek V4 Flash 0731 supports up to 1.3M tokens. Qwen: Qwen3 30B A3B Thinking 2507 supports up to 82K tokens.
Do both DeepSeek: DeepSeek V4 Flash 0731 and Qwen: Qwen3 30B A3B Thinking 2507 support tool calling?
DeepSeek: DeepSeek V4 Flash 0731: yes. Qwen: Qwen3 30B A3B Thinking 2507: yes.