Qwen3.5 Plus
Qwen
qwen/qwen3.5-plus
Reasoning model, 1M context
Context Window
1.0M
1,048,576 tokens
Max Output
66K
65,536 tokens
About this model
Qwen 3.5 Plus with 1M context
This model supports up to 1M tokens of context. It excels at complex reasoning, mathematical problems, and multi-step tasks. It provides strong code generation and debugging capabilities.
Access it through Chuizi.AI with a single ck- API key β no separate Alibaba account needed.
Highlights
1M context window
66K max output
Advanced reasoning
Strong code generation
Best For
Complex coding tasksAlgorithm designCode reviewTechnical architecture
2026-01-01
Capabilities
ChatReasoningCodetools
Aliases
qwen3.5-plusPricing (per 1M tokens)
| Pricing (per 1M tokens) | / 1M tokens |
|---|---|
| Input / 1M | $0.12 |
| Output / 1M | $0.70 |
Final prices shown
Quick Start
main.py
from openai import OpenAI client = OpenAI( base_url="https://api.chuizi.ai/v1", api_key="ck-your-key-here", ) response = client.chat.completions.create( model="qwen/qwen3.5-plus", messages=[{"role": "user", "content": "Hello!"}], ) print(response.choices[0].message.content)