Models
Qwen3.5 Flash
Alibaba Cloud Bailian lightweight flash model optimized for speed and cost efficiency.
Overview
Qwen3.5-Flash is a lightweight variant of the Qwen3.5 series from Alibaba Cloud Bailian, optimized for fast inference and cost-sensitive applications. It delivers strong performance for routine tasks while keeping costs minimal.
Key Specifications
| Parameter | Value |
|---|---|
| Provider | Alibaba Cloud Bailian |
| Model ID | qwen3.5-flash |
| Input Modalities | Text, Image |
| Output Modalities | Text |
| Pricing Type | Usage-based |
Capabilities
- Text Generation — Efficient reasoning and generation for routine tasks
- Code Generation — Multi-language programming capabilities
- Vision — Image understanding support
- Function Calling — Structured tool use
- JSON Mode — Guaranteed valid JSON output
- Streaming — Real-time token delivery
Pricing
| Type | Price |
|---|---|
| Input | $0.08 / 1M tokens |
| Output | $0.32 / 1M tokens |
| Cache Read | $0.008 / 1M tokens |
| Cache Write | $0.1 / 1M tokens |
Usage Example
from openai import OpenAI
client = OpenAI(
api_key="sk-...",
base_url="https://api.yolorouter.com/v1",
)
response = client.chat.completions.create(
model="qwen3.5-flash",
messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)Best Practices
- Ideal for high-volume, cost-sensitive applications
- Use non-thinking mode for fastest response times
- Leverage context caching for repeated prompts to reduce cost