Hand Claude Code a website and an ad budget to run on its own
A web developer gave Claude Code a baseline site, ad accounts with a budget, and scraping tools, and lets it make marketing decisions every four hours.
Updated Oct 15, 2026 · 20 sourced use cases
What people really build
What people really build
with AI agents.
Real projects from across the web, each with the builder recipe: tool stack, steps, cost, difficulty and a prompt to start from. Every entry credits the author and links the source.
The Daily 5
Today's five picks, newest first. Also by email.
- 01Hand Claude Code a website and an ad budget to run on its ownHamadMalikKhan · Oct 15, 2026 · Advanced
- 02Spend leftover Claude and Codex quota on small pull requestsAri Wilson · Oct 13, 2026 · Beginner
- 03Cut trial churn by testing when your paywall appears@chijuano · Oct 12, 2026 · Beginner
- 04Host personal agents in sandboxes for cents a monthVishnu (Agent37) · Oct 12, 2026 · Beginner
- 05Run a fleet of coding agents like a teaching hospitalAdam Storm & Rafi Shamim (Cockroach Labs) · Oct 9, 2026 · Advanced
💰 Make money with agents
Businesses built with AI agents, filtered by the monthly revenue the source reports. We never estimate revenue: if it isn't stated, it isn't shown. Legal businesses only.
Latest use cases
Sorted by the date the source was posted.
Spend leftover Claude and Codex quota on small pull requests
A founder built a bot that turns spare subscription tokens into pull requests for small tasks he never gets around to.
Cut trial churn by testing when your paywall appears
A solo iOS developer who calls Claude Code 'basically my whole team' cut trial churn from 50% to 30% by only changing paywall timing.
Host personal agents in sandboxes for cents a month
A bootstrapped YC founder explains how his sandbox service runs personal Claude Code and OpenClaw agents for about $0.05-$0.10 per free user a month.
Run a fleet of coding agents like a teaching hospital
Two Cockroach Labs engineers turned GitHub issues into 'patients' handled by agent roles (triage nurse, fellow, reviewing attending, discharge nurse) and shipped production code for five months.
Decompile a classic shooter with a swarm of coding agents
Over three months, a developer and community helpers had up to 16 Claude Code and Codex agents rebuild an old first-person shooter as readable C++ that runs without noticeable bugs.
Grow signups with a bot that makes and posts UGC videos daily
An indie builder's Claude Code bot makes four videos a day, posts them, and learns from past performance; he says it drives 90% of his signups.
Turn your phone and a $20 smart plug into a darkroom timer
A film photographer vibe coded an iOS app with Codex that drives his enlarger through a cheap smart plug, replacing a $300+ dedicated timer.
Screen new magnetic materials for computer memory with an agent team
A researcher used a team of Claude Opus agents to run physics simulations and surface two candidate magnets for spin-based memory, then published every calculation.
Vibe code the production calendar your CRM can't give you
A field crew business built its own scheduling tool on top of its CRM, and it is now the company's daily source of truth.
Ask Claude Code for your app revenue metrics over MCP
A Shopify app developer built a replacement for a shut-down analytics tool, with an MCP server so Claude Code can answer 'what was last month's MRR?'.
Build a family shopping list on an e-ink fridge magnet
A parent had Claude Code write all the firmware for an e-ink touchscreen shopping list that syncs with a phone web app.
Get a narrated video breakdown of your own chess games
A chess player built Claude Code skills that combine Stockfish with his voice notes to produce a commented video of his last online game.
Cap spending before you let a coding agent spawn sub-agents
A developer reports that a simple UI review task in Codex spawned 826 child tasks and roughly $78,000 in usage without his approval.
Make Rust libraries faster by looping agents against benchmarks
A data scientist got agents to write Rust ML and utility crates that beat established libraries on speed by giving them benchmark targets and strict anti-cheating rules.
Replace paid SaaS tools with your own vibe coded services
An indie founder replaced more than a dozen paid services across his sites with self-built tools and says it saves about $25,000 a month.
Launch a consumer AI app to an audience you already have
A creator with millions of followers vibe coded an MVP in two days and, per Starter Story, hit $340K MRR two months after launch.
Vibe code a paid app to $8k MRR without a coding background
A non-developer founder building apps with Claude Code reports reaching $8k in monthly recurring revenue after three months without sales.
Run a solo automation agency on Claude Code and reusable skills
A solo operator describes building a $40k/mo services business with Claude Code, a skills folder, and tiered offers from websites to monthly systems.
Sell a LinkedIn prospecting AI agent as a SaaS product
A founder built Gojiberry, a SaaS around a LinkedIn AI agent, and per a podcast host grew it from $50K to $300K MRR.
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The Daily 5.
Five real AI agent use cases each morning, each with a recipe and a source. Plus a Sunday roundup. Free.