Alibaba
Qwen3.5 397B-A17B FP8
Large open Qwen multimodal MoE for visual agents and long technical tasks
Model facts
- Context window
- 2K tokens
- Maximum output
- 66K tokens
- Cheapest paid input
- $0.99 per 1M tokens
- Cheapest paid output
- $4.46 per 1M tokens
- Open weights
- yes
- Providers
- 1
Capabilities and modalities
reasoning, tool calling, structured output, attachments, temperature control, open weights, text, image.
Local hardware estimate
At 4K context: Q4_K_M 214.5 GiB, Q8_0 402.4 GiB, F16 754.6 GiB working memory.
- Parameters
- 403.4 billion
- Architecture
- qwen3_5moe
- Model license
- apache-2.0
Planning estimate adapted from the MIT-licensed whichllm estimator using metadata from Hugging Face; not a vendor minimum requirement.
Observed price history
- 2026-08-24: $0.69 input / $4.14 output per 1M tokens
- 2026-08-28: $0.99 input / $4.46 output per 1M tokens
API providers
- Infomaniak — model id Qwen/Qwen3.5-397B-A17B-FP8; $0.99 input / $4.46 output per 1M tokens; provider documentation