Add provider in ~/.pi/agent/settings.json:

{
  "customProviders": {
    "creature": {
      "baseUrl": "https://creatureofnight.ru/v1",
      "apiKey": "YOUR_API_KEY",
      "models": [
        "gemini-3.1-pro",
        "gemini-3.7-flash",
        "claude-3-7-sonnet"
      ]
    }
  }
}

Settings → Models → OpenAI Override:

Base URL:
https://creatureofnight.ru/v1

API Key:
YOUR_API_KEY

Model Name:
gemini-3.1-pro

Environment variables:

export OPENAI_API_BASE="https://creatureofnight.ru/v1"
export OPENAI_API_KEY="YOUR_API_KEY"
export OPENAI_MODEL_NAME="gemini-3.1-pro"

Terminal streaming test:

curl -N https://creatureofnight.ru/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "gemini-3.1-pro",
    "messages": [{"role": "user", "content": "Hello"}],
    "stream": true
  }'