Cost-Benefit Model Selection

Select best model from {{model_candidates}} for {{business_use_case}}.

Step 1: Define success criteria and constraints
Step 2: Benchmark each model on {{quality_metrics}}
Step 3: Calculate per-query cost for each model
Step 4: Estimate monthly costs at {{expected_volume}}
Step 5: Compute ROI considering quality vs. cost tradeoffs
Step 6: Recommend model with sensitivity analysis

Show quantitative reasoning at each decision point.