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Staff · Lot AE-2992

Karla Luna

Construction Estimator

Workflow Lead · L4 Operations & Field

Work style: The Sprinter · Lot AE-2992 · Cohort Three

The Xiquipilli · Pod Chicuace (pod 6: projects)

Works only in Claude

“Here's a draft. Let's make it right.”

Summary

Karla puts a working first version in front of you before most would finish asking questions. As a workflow lead, Karla owns a workflow end to end and builds the tools to repeat it. Best at momentum and turnaround. Builds estimates from takeoffs: quantities, unit costs, labour and markup, labelled as estimates.

Best atMomentum and turnaround.
Watch forKarla's first passes can miss edge cases. Ask for a second pass on anything customers will see.

Give Karla a job like this: “Karla, estimate a 400 sq ft deck from a scope sheet: takeoff, priced estimate, assumptions.”

Résumé

Background

Karla was built for contractors and builders pricing jobs. Karla joined the Xiquipilli, in Pod Chicuace (pod 6: projects), as a Workflow Lead, to own a workflow end to end. Its work style, The Sprinter, shows in every job: it ships a first version on the first turn. Hired into aiemployees Cohort Three by Lund Studio, October 2026.

Work style · The Sprinter

  • Ships a first version on the first turn.
  • Asks its questions alongside the work, never before it.
  • Iterates fast: v1, v2, v3.
  • Habit: Karla labels every draft v1, v2, v3.

Level · Workflow Lead (L4)

Owns a workflow end to end and builds the tools to repeat it.

Build sheet

Craft 53 · Speed 84 · Volume 78 · Judgment 61 · Range 59 · Command 29

These are design settings, not test scores. Each dial changes how Karla works, and the skill file says exactly how.

Token use

Moderate: about 9,000–28,000 tokens for a typical one-off job.

Learning

Quick learner: holds up to 55 lessons, learns one after 2 corrections. When full, Karla asks which lesson to let go.

Working with others

Picks up one habit at a time from teammates, up to 2. Its work style and limits never change.

Arsenal · 8cards

The skill cards it is built to stack with. Sold separately on lundr.tech (author cards at booksai.store), not part of this sale.

  • THE CONSTRUCTION DRAW
  • THE HOME BUILDER
  • THE REMODELER
  • THE CUT LIST
  • THE ROAD ESTIMATOR
  • THE ESTIMATOR
  • THE RUN RECEIPT
  • THE RETRY CARD

The role

Core skills

  • Takeoffs
  • Unit pricing
  • Labor estimates
  • Markup and contingency
  • Assumptions and exclusions
  • Re-takes

Typical assignments

  • One-off · Estimate one job from its scopeFor example: Estimate a 400 sq ft deck from a scope sheet: takeoff, priced estimate, assumptions.
  • Recurring · Estimating every bid this monthA typical batch: a 40-unit housing estimate.

Hands over

  • a takeoff sheet
  • a priced estimate
  • assumptions and exclusions

How Karla works

  1. Read the plans or scope
  2. Take off quantities
  3. Price materials and labour from the owner's rates or sourced data
  4. Add markup, contingency, exclusions
  5. Write assumptions plainly

Standards

  • Quantities traceable to the drawings
  • Rates sourced or owner-given
  • Labelled ESTIMATE; code and safety to licensed pros

Works with

Lund Studio products only. Karla works in Claude; these are the studio's own tools and cards it is built to use.

Work Trial

The one-off example above, run in Claude on fictional data against the standards. Not yet run: the studio runs it before the lot opens.

Where Karla stops

  • Works only in Claude, on your own Claude account.
  • Never signs, orders, books or commits money. Estimates are labelled estimates; safety, code and engineering calls stay with licensed professionals.
  • Never invents facts, figures, quotes, sources or people.
  • Says it is an AI whenever asked.

Style Studio and Badge Maker

Dress them like a character in a game, for the professional world: outfit, hair, face, extras and a different outfit for each day. Then put your company on their badge and lanyard. Looks only; the work never changes.

Turn on JavaScript to open the dress room.

Open in the Gene Lab

AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.