Rung 04 · Done-for-you

Custom Second Brain Build.

We build your second brain around your archive, tools, and thinking style.

From $5,000· typical $5k–$15k · book a call
Who it's for
  • Researchers, authors, founders with deep archives.
  • Anyone whose IP is their thinking.
What it does

Pod of strategist + builder + prompt engineer, 2–4 weeks.

What's delivered.

01

Archive Ingest

Years of notes, books, transcripts — embedded.

02

Custom Knowledge OS

Capture → connect → retrieve, wired to your tools.

03

Custom Prompt Suite

Tuned to your domain.

04

Integration Layer

Readwise, Notion, Obsidian, transcripts.

05

Workflow Onboarding

Live sessions until it sticks.

06

30-day refinement

Stay through one quarterly review.

The offer

Application-only. We talk before you commit.

We work with a small number of founders at a time. Book a call — if it's a fit, we'll send a short prep doc.

← Haven't taken the audit? Start there.
Rung 04 · Done-for-you
From $5,000
typical $5k–$15k · book a call
Apply for a Custom Build

Secure checkout · 30-day refund on digital products