
Khoi Nguyen, P.E., GC
Licensed P.E., GC, and plan-check professional who has designed and reviewed thousands of plans, and bid and built hundreds of real projects, so Plankore is built around how jobs actually get estimated.
Choose the workflow that fits your project: accurate line-by-line takeoff for larger jobs, or traceable AI bid generation for residential projects.
For commercial and residential teams that need accurate quantities, clean estimates, and line-by-line control on larger projects.
For residential contractors who want a fast bid they can review, adjust, and trace back to the source — built on Plankore’s AI-assisted takeoff and estimating engine.
Fast, reviewable takeoff and estimating for larger residential and commercial projects.
Work from a cloud-based workspace with unlimited projects and plan uploads.
Search plan text, auto-name sheets, and detect scale.
AI detects areas, walls, windows, and doors; you verify with area, linear, and count tools.
Add cost, waste, and markup, then export to Excel.


Fast first bids for residential projects, built to be reviewed, adjusted, and traced back to the source.
Upload plans and describe the project scope in plain language.
AI creates a draft bid using Plankore’s takeoff and estimating engine.
Review source sheets, quantities, formulas, and assumptions.
Edit quantities, add takeoff, update pricing, and keep control of the final bid.
"Bidding was my pain. I tried the existing tools and none of them worked the way I needed. So we built the one I actually wanted, and it shows me where every number comes from."
Other tools hand you a number. Plankore shows you the math.

Khoi Nguyen, P.E., GC
Structural Engineer · Plan Checker · Licensed GC

Licensed P.E., GC, and plan-check professional who has designed and reviewed thousands of plans, and bid and built hundreds of real projects, so Plankore is built around how jobs actually get estimated.

CMU Ph.D. and former tech lead at Meta Reality Labs, with 48 papers and 4,800+ citations in computer vision. Now building the engine that reads, measures, and reasons over your plans.

Head of Product for Yelp’s $1B SMB business and a Chicago Booth MBA, with 15 years turning messy operator workflows into software used by 7M businesses, including contractors.
Whether you manage a team of estimators or bid jobs yourself, Plankore helps you move faster while keeping every quantity reviewable.

The Owner-Led Contractor
You’re still doing takeoffs after hours. Plankore helps you create a faster estimate, review the numbers, and keep control before you submit.

The Growing Contractor
Plans keep coming in, but estimating capacity isn't keeping up. Use AI-assisted setup, takeoff, and estimating to bid more jobs without adding estimating overhead.

The Preconstruction Team
Managing a team of estimators means chasing down changes and checking work. Plankore gives your team a faster, more accurate way to produce estimates.
Choose the plan that fits your workflow. No annual lock-in.
For contractors who need fast manual takeoff, estimating, and Excel export.
50% off special launch pricing
For contractors who want AI to speed up takeoff while keeping line-by-line control.
50% off special launch pricing
For residential contractors who want a fast, reviewable first bid.
During design phase, 50% off for 2 years
Prices are per user/month. Billed monthly. Cancel anytime.
Bring a real plan set. We’ll show you how Plankore helps with takeoff, estimating, export, and AI-assisted review — while keeping you in control of the numbers.
Interested in AI Bid? Become a Design Partner.