Get Instant Project Cost Estimates with AI
The Bidroom AI Cost Estimator uses machine learning trained on thousands of real construction projects across the United States to provide accurate, location-specific cost estimates for your project. Whether you are planning a kitchen remodel or a full home addition, the estimator gives you a reliable budget range before you even post a job.
How to Use the Cost Estimator
- Select Project Type — Choose from categories like kitchen remodel, bathroom renovation, room addition, roofing, landscaping, and more.
- Enter Project Details — Provide square footage, material preferences (standard, mid-range, or premium), and any special requirements.
- Set Your Location — Enter your zip code so the AI can factor in local labor rates, permit costs, and material pricing for your area.
- Review Estimate — Receive a detailed breakdown showing low, mid, and high cost ranges with itemized categories.
Estimate Breakdown Categories
| Category | What It Includes | Typical % of Total |
|---|---|---|
| Labor | All contractor and subcontractor labor costs | 35-45% |
| Materials | Building materials, fixtures, finishes | 30-40% |
| Permits & Fees | Building permits, plan check fees, inspections | 3-8% |
| Design & Engineering | Architectural plans, structural engineering | 5-10% |
| Contingency | Buffer for unexpected costs and changes | 10-15% |
Accuracy and Data Sources
Our AI model is continuously updated with real bid data from completed Bidroom projects, RSMeans construction cost data, and Bureau of Labor Statistics information. Estimates typically fall within 10-15% of actual project costs for standard projects. Complex or highly customized projects may have wider variance.
From Estimate to Project
- Save your estimate to your archive for future reference and comparison.
- Convert any estimate directly into a job posting with pre-filled budget ranges.
- Share estimates with contractors to establish baseline expectations before bidding.
- Use multiple estimates to compare different approaches or material quality levels for the same project.
AI Credits
Each cost estimate uses 1 AI credit. New accounts receive 5 free credits. Additional credits can be purchased in packages starting at $4.99 for 10 credits. Premium subscribers receive unlimited estimates as part of their subscription plan.