Model ID:
qwen/qwen3.5-9b | Endpoint ID: qwen3-5-9b | Parameters: 9B | Released: 2026-03-10Overview
Qwen 3.5 9B is a compact yet capable open-source language model designed to balance performance and efficiency. It supports multilingual understanding and generation, long-context inference up to 262,144 tokens, and multimodal input with text and image support while producing text outputs. Compared with larger models, it offers lower serving cost and faster inference, making it well suited for chat assistants, coding help, document summarization, visual understanding, and other real-time AI applications.Air API Playground
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Deploy with Container
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OpenAI Compatible API
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Pricing
Supported Features
All features are available through the OpenAI Compatible API.Key Features
- Efficient 9B model well suited for cost- and latency-sensitive deployments
- Strong multilingual understanding and generation
- Efficient serving through FP8 quantization
- Compatible with optimized inference runtimes such as vLLM
Use Cases
General Q&A
Handle general-purpose Q&A with efficient reasoning and context understanding.Code Generation & Assistance
Generate and explain code efficiently for practical development tasks.Summarization & Analysis
Perform efficient summarization and lightweight analysis of long documents.Visual Understanding
Understand image inputs and generate text-based explanations or insights.Parameters
Model Details
Quick Start
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2
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YOUR_API_KEY with your actual key and choose your preferred language (Python, cURL, Node.js).Tags
open-source conversational 9B reasoning multilingual efficient vision
