# Cascade LLM Router Configuration
# Providers are tried in priority order (1 = highest)
# On failure, automatically falls back to next provider

cascade:
  # Timeout settings
  timeout_seconds: 30
  
  # Retry settings
  max_retries_per_provider: 2
  retry_delay_seconds: 1
  
  # Circuit breaker settings
  circuit_breaker:
    failure_threshold: 5        # Open circuit after 5 failures
    recovery_timeout: 60        # Try again after 60 seconds
    half_open_max_calls: 2      # Allow 2 test calls when half-open

providers:
  # Primary: Local Ollama (always try first for sovereignty)
  - name: ollama-local
    type: ollama
    enabled: true
    priority: 1
    url: "http://localhost:11434"
    models:
      - name: llama3.2
        default: true
        context_window: 128000
      - name: deepseek-r1:1.5b
        context_window: 32000
    
  # Secondary: Local AirLLM (if installed)
  - name: airllm-local
    type: airllm
    enabled: false  # Enable if pip install airllm
    priority: 2
    models:
      - name: 70b
        default: true
      - name: 8b
      - name: 405b
    
  # Tertiary: OpenAI (if API key available)
  - name: openai-backup
    type: openai
    enabled: false  # Enable by setting OPENAI_API_KEY
    priority: 3
    api_key: "${OPENAI_API_KEY}"  # Loaded from environment
    base_url: null  # Use default OpenAI endpoint
    models:
      - name: gpt-4o-mini
        default: true
        context_window: 128000
      - name: gpt-4o
        context_window: 128000
    
  # Quaternary: Anthropic (if API key available)
  - name: anthropic-backup
    type: anthropic
    enabled: false  # Enable by setting ANTHROPIC_API_KEY
    priority: 4
    api_key: "${ANTHROPIC_API_KEY}"
    models:
      - name: claude-3-haiku-20240307
        default: true
        context_window: 200000
      - name: claude-3-sonnet-20240229
        context_window: 200000

# Cost tracking (optional, for budget monitoring)
cost_tracking:
  enabled: true
  budget_daily_usd: 10.0  # Alert if daily spend exceeds this
  alert_threshold_percent: 80  # Alert at 80% of budget

# Metrics retention
metrics:
  retention_hours: 168  # Keep 7 days of metrics
  purge_interval_hours: 24