Pinch Model Decision Tree

pinch_model_diagram.md

Pinch Model Decision Tree

flowchart TD
    A[New Request] --> B{Session Override?}
    B -->|Yes| C[Use Override Model]
    B -->|No| D{Heartbeat Poll?}
    
    D -->|Yes| E[Gemini Flash<br/>FREE]
    D -->|No| F[Claude Sonnet<br/>Work Token]
    
    F --> G{Success?}
    G -->|Yes| H[✓ Done]
    G -->|No| I[OpenRouter Auto]
    
    I --> J{Success?}
    J -->|Yes| H
    J -->|No| K[Gemini Flash<br/>FREE]
    
    K --> L{Success?}
    L -->|Yes| H
    L -->|No| M[✗ Hard Fail]
    
    C --> N{Model Available?}
    N -->|Yes| O[Use Selected]
    N -->|No| F
    
    subgraph paid [Paid Models]
        F
        P[Claude Opus<br/>alias: opus]
    end
    
    subgraph free [Free Models]
        E
        K
        Q[Kimi K2.5<br/>alias: kimi]
        R[OpenRouter Auto<br/>alias: auto]
    end
    
    style paid fill:#ffe6e6
    style free fill:#e6ffe6

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Summary

Route	Model	Cost
Regular requests	Claude Sonnet → OpenRouter → Gemini Flash	Paid → Free fallback
Heartbeats	Gemini Flash	Free
Manual /model kimi	Kimi K2.5	Free
Manual /model opus	Claude Opus	Paid (expensive)

pinch_model_diagram.mmd