DeepSeek: DeepSeek V3.1 Terminus

Model details

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DeepSeek: DeepSeek V3.1 Terminus

Model
deepseek/deepseek-v3.1-terminus
Provider
openrouter
API
openai-completions
Base URL
https://openrouter.ai/api/v1
Input
text
Reasoning
Yes
Context window
163,840
Max tokens
32,768
Cost / million input
$0.21
Cost / million output
$0.79
Cost / million cache read
$0.13
Cost / million cache write
$0

Also available from other providers

Model config JSON
{
  "providers": {
    "openrouter": {
      "apiKey": "YOUR_API_KEY",
      "models": [
        {
          "id": "deepseek/deepseek-v3.1-terminus",
          "name": "DeepSeek: DeepSeek V3.1 Terminus",
          "reasoning": true,
          "input": [
            "text"
          ],
          "contextWindow": 163840,
          "maxTokens": 32768,
          "cost": {
            "input": 0.21,
            "output": 0.7899999999999999,
            "cacheRead": 0.13,
            "cacheWrite": 0
          }
        }
      ],
      "api": "openai-completions",
      "baseUrl": "https://openrouter.ai/api/v1"
    }
  }
}