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Case studies · vibe-coded products
Vibe-coded projects that took off, with the receipts.
Ten stories of products built with AI coding tools, what the numbers really say, and how to check what these companies run today. Read the overview of what they show together.
How we rate evidence
Every page separates what was confirmed from what was only claimed.
- HighIndependent reporting confirms the key facts.
- MediumReputable outlets relay what the founder says.
- LowThe figures trace back to a single secondary source.
Founder-led products
4 casesGame · ad-funded · Feb 2025fly.pieter.comPieter Levels built a free multiplayer browser flight sim in public, sold billboard space inside it to sponsors, and reported $72K a month within two weeks of launch.~3 hto a first playable versionEvidence: MediumDirectory · ads · Oct 2025TrustMRRMarc Lou turned a viral complaint about fake MRR screenshots into TrustMRR, a public database of Stripe-verified revenue, and sold sidebar ads from day one.24 hto build and launchEvidence: LowB2B SaaS · Cursor · 2025LaunchFastHassam had no audience, so he built a 48-hour demo for a coaching company with thousands of sellers and reports about $20K MRR after 90 days.48 hto a pitch-demo MVPEvidence: MediumiOS app · paid · 2026DualShot RecorderDerrick Downey Jr. spent three to four months prompting Claude to build DualShot Recorder, which reached #1 on the App Store paid chart within 12 hours, according to the creator.12 hto #1 in top paid appsEvidence: Low
Open source & viral
2 casesOpen-source agent · 2025–26OpenClawPeter Steinberger's OpenClaw, first Clawdbot, passed 145,000 GitHub stars by early February 2026 and led to a job offer from OpenAI.145K+GitHub stars by early Feb 2026Evidence: MediumSocial network for AI agents · Jan 2026MoltbookMatt Schlicht says he wrote no code for Moltbook, a Reddit-style network for AI agents. Within days, Wiz found its database exposed.0lines of code, per SchlichtEvidence: High
Platforms
4 casesVibe-coding platform · 2024–26LovableThe Swedish vibe-coding startup grew faster than almost any software company, according to its CEO, and raised at a $1.8B valuation.$50MARR six months after launchEvidence: MediumiOS vibe-coding app · 2025VibecodeRiley Brown, Ansh Nanda and Kehan Zhang's Vibecode lets users build apps by describing them on their phones, and reached #12 in Apple's Developer Tools category.$9–9.4Mseed round, Aug 2025Evidence: LowVendor case · Jan 2026Claude CoworkClaude Cowork, a desktop agent for non-programmers, was built mostly by Claude Code in what its product manager called a sprint and a half, according to Anthropic staff.~1.5 wkfrom sprint start to launchEvidence: Medium
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