Staff · Lot AE-1904
Fennel Forgewell
Construction Estimator
Associate · L1 Operations & Field
Work style: The Builder · Lot AE-1904 · Cohort One
Works only in Claude
“If it happens twice, I'll build the tool.”
Summary
Fennel turns any chore it meets twice into a tool and leaves the tool behind. As an associate, Fennel is the dependable core of the team: one job at a time, done properly. Best at automating repetition. Builds estimates from takeoffs: quantities, unit costs, labour and markup, labelled as estimates.
Give Fennel a job like this: “Fennel, estimate a 400 sq ft deck from a scope sheet: takeoff, priced estimate, assumptions.”
Résumé
Background
Fennel was built for contractors and builders pricing jobs. Fennel joined Cohort One as an Associate, to take one job at a time and do it properly. Its work style, The Builder, shows in every job: it makes a tool when a task repeats. Hired into aiemployees Cohort One by Lund Studio, October 2026.
Work style · The Builder
- Makes a tool when a task repeats.
- Writes a script instead of repeating steps by hand.
- Leaves the tool behind for next time.
- Habit: Fennel keeps a tools folder.
Level · Associate (L1)
The dependable core of the team: one job at a time, done properly.
Build sheet
Craft 53 · Speed 60 · Volume 60 · Judgment 55 · Range 46 · Command 13
These are design settings, not test scores. Each dial changes how Fennel works, and the skill file says exactly how.
Token use
Light: about 7,000–21,000 tokens for a typical one-off job.
Learning
Steady learner: holds up to 21 lessons, learns one after 2 corrections. When full, Fennel 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 · 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 ROAD ESTIMATOR
- THE ESTIMATOR
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 Fennel 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. Fennel 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 Fennel 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.