Muzi
● Online
Muzi · Full-stack engineer

I build AI tools. Take the free ones. Hire me for the rest.

Indie developer. AI-paired coding. Free tools on muzi.studio — go use them. Need something custom? Scroll down.

Also onContra
00·Public Metrics

All metrics, in the open

Tool calls, paid clients, monthly revenue, commits — all updated every two minutes. No hiding the failures, no inflated vanity numbers.

Total tool calls
5,234
+18% / 7d
Paid clients
6
+1 / 30d
Revenue / 30d
$1,840
+$420
GitHub stars
89
steady
Commits / 30d
147
+23
a4f81e2·fix: voicebridge anti-fab edge case on quoted strings
2 HOURS AGO · MAIN · MUZI
BUILD PASSINGCI 12s · DEPLOY 23s
01·Free Tools

13 tools,
open · free · no login

AI tools I use myself. Source on GitHub. Take them if useful — scroll for paid work.

The Reasoning System8
The Voice Nebula2
The Lab Nebulaincubating
The Frontier Constellation2
The Learners' Cluster1
01

Things I've shipped

Real products, real users, real code on GitHub.

zhishixingqiu.top
ChineseLearn
AI Adaptive Learning · K-12 EdTech
📚题库
🐱宠物
📊家长报告

ChineseLearn

EdTech · 2 weeks

AI-powered adaptive learning platform for K-12 students. Multi-subject quiz banks, SRS spaced repetition, pet companion gamification, parent weekly reports. Built end-to-end in 2 weeks. Real families using it.

React · Vite · IndexedDB · Vercel · DeepSeek
eq-trainer.vercel.app
EQ Trainer

EQ Trainer

AI Coach · 3 weeks

AI communication coach. Socratic teaching method, infinite scenario generation, four-axis scoring across 12 core skills.

React · FastAPI · DeepSeek
03

How I work

Three steps from idea to deployed product.

01

Discover

30-min call. Map your problem. No fluff, no NDA games. You leave with a clear scope and timeline.

02

Build

AI-paired coding. Daily progress pushed to shared repo — you watch the build live.

03

Ship

Deploy with monitoring. Hand-off docs. Zero lock-in. You own everything.

04

What it costs

Starting prices for common project types. Every project is scoped individually.

5 days

Landing Page

from $299

A page that converts visitors

  • Custom design + responsive
  • Domain + deployment included
  • Analytics + SEO basics
  • 1 round of revisions
Discuss your project
Most popular
2 weeks

MVP Web App

from $999

Full-stack app, end-to-end

  • Auth + database + payment
  • Daily progress in shared repo
  • Production deploy + monitoring
  • Hand-off documentation
  • Code is yours, zero lock-in
Discuss your project
4 weeks

AI SaaS

from $2,999

AI tool / assistant / platform

  • Custom LLM integration (Claude/GPT)
  • Token usage dashboard
  • Stripe + payment setup
  • Admin panel included
  • 30-day post-launch support
Discuss your project
Same-day start

Hourly

$80/h

Bug fix, hot deploy, consulting

  • Emergency bug hunting
  • Code review & audit
  • Architecture consulting
  • Migration & DevOps help
Discuss your project
⏱ 30 min · Free

Book a free 30-min call

No pitch, no pressure. Just talk through what you want to build and see if we're a fit.

Pick a time →
04

Ready to ship something?

Drop a line — I reply within 2 hours and won't oversell you.

Email
hi@muzi.studio →
hi@muzi.studio — reply within 2 hours
WeChat
WeChat QR
Scan to chat in Chinese
WhatsApp
WhatsApp QR
Preferred for overseas clients, in English