Qwen3 Next 80B A3B Thinking vs Seed 1.6 Flash
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Qwen3 Next 80B A3B Thinking and Seed 1.6 Flash.
Qwen3 Next 80B A3B Thinking
Qwen3-Next-80B-A3B-Thinking is a reasoning-first chat model in the Qwen3-Next line that outputs structured “thinking” traces by default. It’s designed for hard multi-step problems; math proofs, code synthesis/debugging, logic, and agentic...
Seed 1.6 Flash
Seed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding. It features a 256k context window and can generate outputs of...
Technical Specifications
| Specification | Qwen3 Next 80B A3B Thinking | Seed 1.6 Flash |
|---|---|---|
| Provider | Alibaba | ByteDance |
| Context Window | 262,144 tokens | 262,144 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | self hostable | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-09-11 | 2025-12-23 |
API Pricing Comparison
Input Price per Million Tokens
Qwen3 Next 80B A3B Thinking
$0.10
Seed 1.6 Flash
$0.07
Output Price per Million Tokens
Qwen3 Next 80B A3B Thinking
$0.78
Seed 1.6 Flash
$0.30
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Qwen3 Next 80B A3B Thinking Quirks & Gotchas
No developer gotchas reported.
Seed 1.6 Flash Quirks & Gotchas
No developer gotchas reported.