Qwen3.5-9B
Qwen3.5-9B is a multimodal foundation model from the Qwen3.5 family, designed to deliver strong reasoning, coding, and visual understanding in an efficient 9B-parameter architecture. It uses a unified vision-language design with early fusion of multimodal tokens, allowing the model to process and reason across text and images within the same context.
Context window
This model accepts 256K tokens in one request (~192K words of text).
What fits in one request
- FitsShort documentAbout 1,500 words of text
- FitsLong documentAbout 37K words of text
- FitsSmall codebaseAbout 150K words of text
- Won't fitFull novelAbout 375K words of text
Specifications
Context size, pricing, and release info in one place.
- Context window
- 256,000 tokens (256K)
- Max output tokens
- 32,768 tokens (33K)
- Speed tier
- balanced
- Provider
- Alibaba
- Model family
- Qwen
- Release date
- Mar 2026
Capabilities
See which features this model supports, such as vision, tools, and streaming.
- Vision
- Accepts image inputs alongside text
- Supported
- Tool use
- Can call external tools and APIs
- Supported
- Function calling
- Structured function call interface
- Supported
- Extended thinking
- Shows its chain-of-thought reasoning
- Supported
- Streaming
- Returns tokens as they are generated
- Supported
- Web search
- Can browse the web during a request
- Not supported
- Batch API
- Process many requests asynchronously
- Not supported
- Prompt caching
- Reuse repeated prompt prefixes cheaply
- Not supported
Best for
Jump to a guide or ranking that matches each workload.
Compare Qwen3.5-9B
Open a side-by-side comparison with one click.
- Qwen3.5-9B vs Amazon Titan Text Express
Qwen3.5-9B has 509% larger context window
- Qwen3.5-9B vs Amazon Titan Text Lite
Qwen3.5-9B has 509% larger context window
- Qwen3.5-9B vs Amazon Titan Text Premier
Qwen3.5-9B has 509% larger context window
- Qwen3.5-9B vs Claude Instant
Qwen3.5-9B has 156% larger context window
- Qwen3.5-9B vs Anthropic Claude
Qwen3.5-9B has 156% larger context window
- Qwen3.5-9B vs Codellama 34b Instruct
Qwen3.5-9B has 6150% larger context window
Frequently asked questions
Short answers about context size and how this model behaves.
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