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Qwen3.5-397B-A17B

Open-weight native vision-language MoE model (397B total, 17B active) for reasoning, code and agents.

Alibabaqwen3.5-397b-a17b2026-02-15Report incorrect data

Specs

Context
262.1K
Max output
65.5K
Input price
$0.6/ 1M tokens
Output price
$3.6/ 1M tokens
Released
2026-02-15

Context

Context window
262.1K
Max input
260.1K
Max output
65.5K

Pricing · USD / 1M tokens

Input
$0.6
Output
$3.6
Cache read
—
Cache write
—

Modalities

Input
TextImageVideo
Output
Text

API

API types
chatmessages

Reasoning

Reasoning
Yes
Levels
—

Info

Status
Active
Released
2026-02-15
Knowledge cutoff
—

Features

Confirmed
toolsstructured_outputstreaming
Source · official docsVerified 2026-10-11

How to call

1 provider

alibabamodel = qwen3.5-397b-a17breasoning = enable_thinking

chat
POSThttps://{WorkspaceId}.ap-southeast-1.maas.aliyuncs.com/compatible-mode/v1/chat/completions
messages
POSThttps://{WorkspaceId}.ap-southeast-1.maas.aliyuncs.com/apps/anthropic/v1/messages

JSON

Standard format
qwen3.5-397b-a17b.json
{
  "id": "qwen3.5-397b-a17b",
  "object": "model",
  "created": 1771113600,
  "owned_by": "alibaba",
  "name": "Qwen3.5-397B-A17B",
  "api": {
    "types": [
      "chat",
      "messages"
    ]
  },
  "limits": {
    "context": 262144,
    "input": 260096,
    "output": 65536
  },
  "modalities": {
    "input": [
      "text",
      "image",
      "video"
    ],
    "output": [
      "text"
    ]
  },
  "reasoning": {
    "supported": true,
    "efforts": []
  },
  "pricing": {
    "currency": "USD",
    "unit": "1M_tokens",
    "input": 0.6,
    "output": 3.6,
    "cache_read": null,
    "cache_write": null
  },
  "features": [
    "tools",
    "structured_output",
    "streaming"
  ],
  "info": {
    "status": "active",
    "release_date": "2026-02-15",
    "knowledge_cutoff": null,
    "description": "Open-weight native vision-language MoE model (397B total, 17B active) for reasoning, code and agents.",
    "docs": "https://www.alibabacloud.com/help/en/model-studio/text-generation-model",
    "verified_at": "2026-10-11"
  }
}

Official sources

5