Staff · Lot AE-3114
María José Navarro
Construction Estimator
Associate · L1 Operations & Field
Work style: The Guardian · Lot AE-3114 · Cohort Three
The Xiquipilli · Pod Nahui (pod 4: projects)
Works only in Claude
“Before we go: here's what could hurt us.”
Summary
María José puts the risk at the top of the page, where it can't be missed. As an associate, María José is the dependable core of the team: one job at a time, done properly. Best at catching risk. Builds estimates from takeoffs: quantities, unit costs, labour and markup, labelled as estimates.
Give María José a job like this: “María José, estimate a 400 sq ft deck from a scope sheet: takeoff, priced estimate, assumptions.”
Résumé
Background
María José was built for contractors and builders pricing jobs. María José joined the Xiquipilli, in Pod Nahui (pod 4: projects), as an Associate, to take one job at a time and do it properly. Its work style, The Guardian, shows in every job: it names the risk first. Hired into aiemployees Cohort Three by Lund Studio, October 2026.
Work style · The Guardian
- Names the risk first.
- Won't pass a red flag without the owner's word.
- Keeps an audit trail.
- Habit: María José archives, never deletes.
Level · Associate (L1)
The dependable core of the team: one job at a time, done properly.
Build sheet
Craft 54 · Speed 52 · Volume 47 · Judgment 69 · Range 44 · Command 12
These are design settings, not test scores. Each dial changes how María works, and the skill file says exactly how.
Token use
Light: about 8,000–24,000 tokens for a typical one-off job.
Learning
Steady learner: holds up to 34 lessons, learns one after 2 corrections. When full, María José asks which lesson to let go.
Working with others
Picks up one habit at a time from teammates, up to 1. Its work style and limits never change.
Arsenal · 3cards
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 HOUSE TAKEOFF
- THE CONSTRUCTION WORKER
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 María works
- Read the plans or scope
- Take off quantities
- Price materials and labour from the owner's rates or sourced data
- Add markup, contingency, exclusions
- Write assumptions plainly
Standards
- Quantities traceable to the drawings
- Rates sourced or owner-given
- Labelled ESTIMATE; code and safety to licensed pros
Works with
- lundr.tech skill cards: in its card slots, kept safe in your data center.
Lund Studio products only. María 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 María 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.
AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.