Field notes on AI businesses

See how people
turn AI into income.

Explore what they built, who paid, and how the first sale happened.

Explore cases New cases added regularly

Business casebook

Updated 11/9 01:17 UTC+8

First sale · 21 cases

Software product

Kronos prediction API

Selling individual prediction results to AI agents.

  • x402
  • Base

First sale

First sale through a pay-per-call API
@fdwa_ai
Software product

AI-Built Subscription Website

A subscription website created with AI assistance.

First sale

Two subscribers and the first revenue
@easywaydata
Software product

Nivon AI

An AI product with a first paying user and undisclosed functionality.

First sale

Nivon AI won its first paying customer
@musharof
Design service

CAD Drawing Service

Creating client CAD drawings with AI coding assistance.

  • Codex
  • CAD

First sale

A first CAD order earned 10 yuan
@TommyLin777
Content service

AI Video Ad Production

AI-generated video advertisements delivered to paying clients.

First sale

Completed a first paid video ad
@gitstatus001
Digital product

n8n workflow templates

Packaging automation workflows as digital products people can buy.

  • n8n
  • Gumroad

First sale

First Gumroad order received
@buildwitpapyrus
Digital product

AI Agent Sales Playbook

An ebook on sales methods for freelancers offering AI services.

First sale

One $20 ebook sale
@ArjenAdria17855
Software product

SEO Tool

Business SEO software developed with AI agents.

First sale

A first business customer subscribed at $50 per month
@daniiie7
Software product

Online Product

A product acquiring users through AI search optimization.

First sale

First paying user after 96 new registrations
@SterlingTambong
Software product

VitaSnap

A subscription app developed and operated with AI assistance.

  • Grok Build
  • Grok Bot

First sale

Two subscribers brought the first euro revenue
@karatademada
Software product

WAING AI

Generating lyrics from a user's ideas and expression.

First sale

The lyric product won its first paying user
@KyleWang1087922

Figures are self-reported and unverified. Revenue and profit are labeled separately.Editorial policy →