Qwen3.5 397B-A17B
Qwen3.5 397B-A17B
📌 Model Overview
Large open Qwen multimodal MoE for visual agents and long technical tasks
Qwen3.5 397B-A17B is a Open Weights model developed by Alibaba, released on 2026-02-15. It is designed primarily for Chat Reasoning workloads. Featuring a 262K tokens context window and 397B parameter count, it offers robust performance for enterprise integration, developers, and researchers.
✨ Key Features & Capabilities
| Feature | Description |
|---|---|
| Context Window | 262K tokens capacity for extended prompts and multi-turn workflows |
| Primary Task | Optimized for Chat Reasoning |
| Deployment | self-hostable, api-only |
| Modality | text, image, video, audio |
| Max Output | Max Output: 66K tokens |
| Native reasoning capability | Native reasoning capability |
| Tool / function calling support | Tool / function calling support |
⚙️ Technical Specifications
| Specification | Details |
|---|---|
| Developer / Lab | Alibaba |
| Release Date | 2026-02-15 |
| Model Type | Open Weights |
| Parameters | 397B |
| Context Window | 262K tokens |
| License | Apache-2.0 |
| Model Family | qwen |
📊 Benchmarks & Performance
| Benchmark | Score | Source |
|---|---|---|
| SWE-Bench Verified | 76.4% | Independent Eval |
💰 Pricing
| Tier / Unit | Rate (USD) |
|---|---|
| 1M input tokens | $0.35 |
| 1M output tokens | $1.75 |
| 1M cache read tokens | $0.07 |
🔗 Resources & Links
| Resource | Link |
|---|---|
| Hugging Face | https://huggingface.co/Qwen/Qwen3.5-397B-A17B |
📜 License & Usage
This model is governed by the Apache-2.0 license. Please check official developer guidelines before commercial deployment.
Key Features
Max Output: 66K tokens
Native reasoning capability
Tool / function calling support
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Verified Sources
Tags
Model Specs
Parameters
397B
Context Window
262K tokens
License
Apache-2.0
Deployment
Pricing
- 1M input tokens$0.35
- 1M output tokens$1.75
- 1M cache read tokens$0.07
as of 2026-07-26
Resources & Links
Lineage
Model Family
Part of the qwen family
Curator Notes
Skeleton entry imported from models.dev backfill (2026-07-26). Needs manual enrichment and primary-source verification.
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