compare_prices
Cross-vendor price comparison for a specific model or model family.
Shows the same model (or family) priced across different vendors, sorted cheapest first. Essential for cost optimization and vendor selection.
Examples:
- "Compare Llama 3.1 70B pricing across vendors" → model_name="Llama 3.1 70B"
- "Cheapest GPT-4 family output pricing" → model_family="GPT-4", direction="Output"
- "Claude pricing comparison" → model_family="Claude"