DeepSeek V4 Flash vs Qwen3 Next 80B A3B Thinking (Comparative Analysis)
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Comparative Analysis: DeepSeek V4 Flash vs. Qwen3 Next 80B A3B Thinking
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Overview
Qwen3 Next 80B A3B Thinking was released 7 months before DeepSeek V4 Flash.
 DeepSeek V4 Flash |  Qwen3 Next 80B A3B Thinking | |
|---|---|---|
Model Provider The organization behind this AI's development | DeepSeek | Qwen |
Input Context Window Maximum input tokens this model can process at once | 1M tokens | 262.1K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 393.2K tokens | 32.8K tokens |
Release Date When this model first became publicly available | April 24, 2026 3 months ago April 24th, 2026 | September 11, 2025 10 months ago September 11th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | Not reported | September 30, 2025 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
DeepSeek V4 Flash | Qwen3 Next 80B A3B Thinking | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | OptionalEffort: Extra High, HighDefault: High | Always enabled |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | DeepSeek | Qwen3 |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Available on HuggingFace → |
Pricing
DeepSeek V4 Flash is roughly 1.4x more expensive compared to Qwen3 Next 80B A3B Thinking for input tokens and roughly 0.4x less expensive for output tokens.
| DeepSeek V4 Flash | Qwen3 Next 80B A3B Thinking | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.14 per million tokens | $0.10 per million tokens |
Output Token Cost Cost per million output tokens | $0.28 per million tokens | $0.78 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.03 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between DeepSeek V4 Flash and Qwen3 Next 80B A3B Thinking.
| DeepSeek V4 Flash | Qwen3 Next 80B A3B Thinking | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 40.3 (Artificial Analysis index; higher is better) | 16.7 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | 56.2 (Artificial Analysis index; higher is better) | 17.4 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | 31.1 (Artificial Analysis index; higher is better) | 2.1 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,254 Elo (#31 in Game Dev (50.3% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes DeepSeek V4 Flash and Qwen3 Next 80B A3B Thinking unique.
DeepSeek V4 Flash by DeepSeek can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Very affordable at $0.14/M input and $0.28/M output tokens. Released April 24th, 2026.Qwen3 Next 80B A3B Thinking by Qwen can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 262.1K token context window. Very affordable at $0.10/M input and $0.78/M output tokens. Released September 11th, 2025.Explore More Comparisons
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Compare Qwen3 Next 80B A3B Thinking with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
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Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
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Multilingual translation tasks