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AI for Underwriting: CRE Use Cases

AI workflows for real estate underwriting: rebuilding proformas, cleaning rent rolls, and auditing models.

Other tasks:LeasingProperty ManagementRent RollsDue DiligenceBrokerageDeal Sourcing

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Five-step workflow diagram: capture screenshots of the sources and uses and proforma, load them into Claude in Excel, paste the rent roll and flag missing assumptions, supply the waterfall terms, then spot-check formulas.
Underwriting

How to Rebuild a Real Estate Proforma in Claude for Excel

Rebuild a sponsor proforma in Claude for Excel from screenshots and a rent roll in about 10 minutes. Workflow, copyable prompt, and what to check.

Credit: @LeylaKuni · Oct 19, 2026 · 6 min read
Five-step workflow diagram for AI rent roll cleanup: connect the rent roll, map columns to standard fields, keep original values, separate vacant units and log ambiguous charge codes, then review a CSV-ready table and exception log.
Underwriting

How to Clean Up a Rent Roll With AI: A Copyable Prompt

Clean a messy rent roll with one AI prompt: map columns to a standard template, keep originals, separate vacants, and get an exception log.

Credit: @ZanirHabib · Oct 19, 2026 · 6 min read
Workflow by @kdoble: four-step diagram for checking AI spreadsheet analysis on a rent roll model. Step 1, the AI builds the model. Step 2, do not ask that same AI to check its own work. Step 3, run a separate checker in a fresh session, on a different model when possible, looking for extraction, categorization, formula, unit and reconciliation errors. Step 4, spot-check the output yourself before trusting it.
Rent Rolls

AI Spreadsheet Analysis in Real Estate: Five Errors to Catch Before You Trust a Rent Roll Model

AI spreadsheet analysis fails in five ways: extraction, categorization, formulas, units and reconciliation. A real estate investor's rule for checking it.

Credit: @kdoble · Oct 19, 2026 · 5 min read
Workflow by Ben Michel: four-step diagram for multifamily underwriting with Claude Cowork. Step 1, set up Cowork with one dedicated folder and approval before any file change. Step 2, walk it through the OM inputs cell by cell, such as the address in cell C11. Step 3, build the unit mix from the rent roll one column at a time and map T12 lines to standard categories. Step 4, save the session as a Skill so the next deal takes about 5 minutes.
Underwriting

Multifamily Underwriting With Claude Cowork: How One Investor Trained It on His Own Spreadsheet

Multifamily underwriting with Claude Cowork: one investor taught it his model from the OM, rent roll and T12, saved a Skill, and now fills it in 5 minutes.

Credit: @jbrenizer · Oct 19, 2026 · 6 min read
Five-step loop diagram for reviewing a real estate underwriting model: start from a trusted proforma, Claude in Excel builds an audit tab, ChatGPT runs a brutal peer review for an institutional LP, the critique goes back to Claude, then iterate until a person signs off.
Underwriting

How to Review a Real Estate Underwriting Model With Claude and ChatGPT

Real estate underwriting review: Claude builds an audit tab, ChatGPT peer-reviews like an institutional associate, then back to Claude. Prompts and checks.

Credit: @Uclandru · Oct 19, 2026 · 6 min read

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