Investing & underwriting

Turn lease abstraction into a Claude skill: upload the lease with every amendment, fill the firm's abstract template, cite the controlling section, and flag conflicts for a reviewer

PLOT Daily laid out a lease abstraction workflow built around Claude after a large US commercial real estate owner named lease abstraction as one of the most obvious starting points for AI. Step one is timing the current manual process on a representative lease, from locating the documents to entering the approved terms into Yardi, Excel, or another system of record, so the team has a baseline. Step two is a fixed abstract template: tenant and landlord details, premises, lease dates, base rent, rent steps, renewal options, termination rights, and notice periods, with renewal options kept distinct (a fixed future rent, fair market value, or 95% of fair market value). The firm's template, definitions, and review rules go into a Claude skill with explicit rules: use the amended term when an amendment changes the original lease and name the controlling document, flag conflicts between documents instead of guessing, call out missing exhibits, and give a source reference for every important term. Claude gets the complete document set (original lease, amendments, assignments, extension agreements, and commencement certificates), not just the original lease. A person then checks options, notice deadlines, fair market value language, rent steps, and termination rights against the documents before the approved abstract goes into the system of record. The article recommends piloting on a small sample (one simple lease, one with several amendments, one with difficult option language) and tracking abstraction time, review time, and corrections for 30 to 90 days.

For a Claude Cowork skill that uses tenant CAM lease abstracts to run a year-end CAM reconciliation, see the CAM reconciliation card.

At a glance

Tools used
ClaudeClaude Skills
Category
Investing & underwriting
Audience
investor, broker
Difficulty
No-code setup
Source
How to Build an AI Lease Abstraction Workflow
PLOT Daily Editorial Desk (AI for CRE Collective) · Article · Aug 13, 2026
First step
Time one manual abstract on a lease with several amendments, from opening the lease file to entering the terms in Yardi or Excel, and write that time down as your baseline.

Compliance note: A Claude abstract is a first pass. A person checks renewal options, notice deadlines, fair market value language, rent steps, and termination rights against the lease documents before the abstract enters Yardi, MRI, or the deal file, and the firm's existing system stays the official record.

Suggested prompt

Written by this directory, inspired by the source. Replace the [bracketed] parts.

Abstract this tenant's lease into the attached lease abstract template. The files are the original lease plus every amendment, assignment, extension agreement, and commencement certificate for this tenant. Fill each template field (tenant, landlord, premises, lease dates, base rent, rent steps, renewal options, termination rights, notice periods) with the term currently in force. When an amendment changes a term from the original lease, use the amended term and name the document and section that controls the term. Keep renewal option details exact: term, rent method (fixed rent, fair market value, or a percentage of fair market value), and notice period. If two documents conflict, do not choose one: mark the field NEEDS REVIEW and cite both provisions. If a referenced exhibit is missing, say which exhibit is missing. Give a document and section reference for every important term.

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