Qwen: Qwen3.5 Plus 2026-04-20

Model details

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Qwen: Qwen3.5 Plus 2026-04-20

Model
qwen/qwen3.5-plus-20260420
Provider
openrouter
API
openai-completions
Base URL
https://openrouter.ai/api/v1
Input
text, image
Reasoning
Yes
Context window
1,000,000
Max tokens
65,536
Cost / million input
$0.4
Cost / million output
$2.4
Cost / million cache read
$0
Cost / million cache write
$0

Also available from other providers

Model config JSON
{
  "providers": {
    "openrouter": {
      "apiKey": "YOUR_API_KEY",
      "models": [
        {
          "id": "qwen/qwen3.5-plus-20260420",
          "name": "Qwen: Qwen3.5 Plus 2026-04-20",
          "reasoning": true,
          "input": [
            "text",
            "image"
          ],
          "contextWindow": 1000000,
          "maxTokens": 65536,
          "cost": {
            "input": 0.39999999999999997,
            "output": 2.4,
            "cacheRead": 0,
            "cacheWrite": 0
          }
        }
      ],
      "api": "openai-completions",
      "baseUrl": "https://openrouter.ai/api/v1"
    }
  }
}