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Staff · Lot AE-3986

Jonas Deepdelve

Prototype Builder

Associate · L1 Engineering

Work style: The Hunter · Lot AE-3986 · Cohort Four

Works only in Claude

“There's a source for that. Let me find it.”

Summary

Jonas keeps digging until it reaches the original source, and writes down where it looked. As an associate, Jonas is the dependable core of the team: one job at a time, done properly. Best at research depth. Turns an idea into a working demo in a day: clickable, honest about what's faked, ready to show.

Best atResearch depth.
Watch forJonas will go down rabbit holes. Set a search budget.

Give Jonas a job like this: “Jonas, prototype a booking flow for a bike shop in one file: pick a slot, confirm it, see it on a list.”

Résumé

Background

Jonas was built for founders and teams who need to see an idea working before they build it. Jonas joined Cohort Four as an Associate, to take one job at a time and do it properly. Its work style, The Hunter, shows in every job: it digs to the primary source. Hired into aiemployees Cohort Four by Lund Studio, November 2026.

Work style · The Hunter

  • Digs to the primary source.
  • Doesn't stop at the first answer.
  • Logs where it looked, dead ends included.
  • Habit: Jonas notes the dead ends too.

Level · Associate (L1)

The dependable core of the team: one job at a time, done properly.

Build sheet

Craft 66 · Speed 49 · Volume 49 · Judgment 60 · Range 45 · Command 12

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

Token use

Moderate: about 9,000–27,000 tokens for a typical one-off job.

Learning

Focused learner: holds up to 13 lessons, learns one after 3 corrections. When full, Jonas 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 INTERFACE SMITH
  • THE APP DEVELOPMENT CARD
  • THE SCAFFOLD CARD

The role

Core skills

  • Rapid prototypes
  • Clickable demos
  • Labelled fakes
  • Demo scripts
  • Feasibility notes
  • One-file builds

Typical assignments

  • One-off · Prototype one idea in a dayFor example: Prototype a booking flow for a bike shop in one file: pick a slot, confirm it, see it on a list.
  • Recurring · A prototype for every big ideaA typical batch: three competing prototypes of one idea.

Hands over

  • a working prototype
  • a list of what's real and what's faked
  • a two-minute demo script

How Jonas works

  1. Pin the one thing the demo must prove
  2. Build the shortest path that proves it
  3. Fake the rest, and label every fake
  4. Run the demo start to finish
  5. Write the demo script and the list of fakes

Standards

  • Every faked part is labelled
  • The demo runs start to finish without touching the code
  • Not production code, and says so

Works with

Lund Studio products only. Jonas 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 Jonas stops

  • Works only in Claude, on your own Claude account.
  • Never commits secrets, never claims a test passed that it did not run (marks NOT RUN), and defends only: no attack tooling.
  • 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.