Shrivu’s Substack

The Harness Is the Company

Why SaaS business is now a harness one.

Aug 24 • Shrivu Shankar

21

1

How I use AI in 2026 (Coding, Writing, Learning, Assistant-ing)

A personal update to "How I use AI (2025)".

Aug 17 • Shrivu Shankar

32

6

Exploring Claude/GPT Knowledge Cutoffs & Pre-training Timelines

An analysis of what models know and what it tells us about how they were trained.

Aug 10 • Shrivu Shankar

24

6

2

June 2026

Designing Software for Software Factories

Reflections on turning software engineering into agentic loops.

Jun 13 • Shrivu Shankar

10

2

May 2026

How AI Productivity Fails

Why we are not actually 10x more productive (yet).

May 10 • Shrivu Shankar

15

Nora, Our First Agent Employee

How a Slack bot grew into the agent platform that runs Abnormal.

Published on Abnormal Builder's Substack • May 4

March 2026

The Transposed Organization

How AI drives companies to reorganize around loops, not functions.

Mar 29 • Shrivu Shankar

15

2

Our Design Docs Write Themselves

How markdown files, a Zoom bot, and the Claude Code SDK replaced our design review cycle.

Published on Abnormal Builder's Substack • Mar 2

February 2026

Taste Is Not a Moat

Why the last human edge is already being industrialized.

Feb 16 • Shrivu Shankar

21

7

2

January 2026

Move Faster

Why speed matters and why it's more than just timing.

Jan 25 • Shrivu Shankar

24

1

4

Building Multi-Agent Systems (Part 3)

Updated methods for scaling scripting-based agents to handle complex problems reliably.

Jan 18 • Shrivu Shankar

19

5

3

Most Code is Just Cache

As personal apps become trivial, we should stop thinking of code the same way.

Jan 10 • Shrivu Shankar

16

11

2