Qwen Plus 0728 (thinking) vs Seed 1.6
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 Qwen Plus 0728 (thinking) and Seed 1.6.
Qwen Plus 0728 (thinking)
Qwen Plus 0728, based on the Qwen3 foundation model, is a 1 million context hybrid reasoning model with a balanced performance, speed, and cost combination.
Seed 1.6
Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.
Technical Specifications
| Specification | Qwen Plus 0728 (thinking) | Seed 1.6 |
|---|---|---|
| Provider | Alibaba | ByteDance |
| Context Window | 1,000,000 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 | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2025-09-08 | 2025-12-23 |
API Pricing Comparison
Input Price per Million Tokens
Qwen Plus 0728 (thinking)
$0.26
Seed 1.6
$0.25
Output Price per Million Tokens
Qwen Plus 0728 (thinking)
$0.78
Seed 1.6
$2.00
Want to test both models live?
Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Qwen Plus 0728 (thinking) Quirks & Gotchas
No developer gotchas reported.
Seed 1.6 Quirks & Gotchas
No developer gotchas reported.