{"name":"bid_estimator","title":"Contractor Bid Estimator","category":"trades","description":"Build a client job bid from cost components: labor hours x rate + materials + equipment + subs, then overhead, contingency and margin into an itemized bid price.","price_usd":0.001,"input_schema":{"type":"object","properties":{"material_cost":{"type":"number","description":"Total material cost"},"labor_hours":{"type":"number","description":"Labor hours"},"labor_rate":{"type":"number","description":"Labor rate per hour"},"equipment_cost":{"type":"number","description":"Equipment cost"},"subcontractor_cost":{"type":"number","description":"Subcontractor cost"},"overhead_pct":{"type":"number","description":"Overhead percent of direct cost (default 10)"},"contingency_pct":{"type":"number","description":"Contingency percent of direct+overhead (default 0)"},"margin_pct":{"type":"number","description":"Profit margin as a percent of the final bid price (default 15)"}},"additionalProperties":false}}