Your AI
Toolkit
One membership unlocks a growing suite of focused AI tools. Every action spends credits transparently. Scale up only when you need to.
Three products, shipped and live.
Each one solves a single problem from start to finish. Run it as many times as you need. Costs are transparent.
Featured tools
Choose a tool from the desk.
Explore three different ideas, then open the one that fits what you need.
Paper airplane
Paper Airplane Design AI
Interactive design studio with physics-guided assistance.
Open product
Eight categories, one membership.
From career tools to health trackers, every product is designed to be used repeatedly with transparent credit costs.
Career & Jobs
Search jobs, tailor resumes, draft cover letters
Creative & Content
Generate content, visuals, and social strategies
In the lab
Productivity
Automate workflows and cut through noise
In the lab
Business
Freelancer tools, pricing, compliance, and operations
In the lab
AI & Research
Deep research, testing, and AI infrastructure
In the lab
Education & Thinking
Learn, analyze, and challenge assumptions
Health & Consumer
Health tracking, pet care, and consumer tools
In the lab
Utility
Cleanup and readability tools
In the lab
Simple to start. Powerful to scale.
Choose Your Plan
Start free or pick a plan that fits. Every plan includes monthly credits you can spend across all products.
Connect & Configure
Optionally connect Gmail for outreach workflows. Set preferences in the portal to personalize your experience.
Run AI Products
Each product run spends a known number of credits. Costs are transparent and predictable.
Track & Optimize
Usage is logged and visible in your portal. See what you used, when, and how much it cost. Then iterate.
More to explore
Each product solves one problem. Run it as many times as you need.
Reddit Mastermind
Coming soonMine Reddit for leads, trends, and market signals
In the works
Atlas
Coming soonAggregates and summarizes research from multiple sources
In the works
Unified AI Memory
Coming soonPersistent memory layer across all your AI tools
In the worksTransparent pricing. No surprises.
Monthly plans include credits. Buy extra packs when you need a burst of usage.
Every plan includes all 23 AI products and Gmail drafts. What changes is how many credits you get and whether Gmail can send for you.
Credit Packs
Top up without changing your plan.
Full control. Always.
Upgrade, downgrade, cancel, or top up credits from the portal. Your usage stays visible, and your credit balance makes costs predictable.
Buy Credits
Need a burst of usage? Add a one-time credit pack without changing your subscription.
Top up creditsCrafted by one person, from start to finish
Every product in Huadini was designed, built, and shipped by Lawrence Hua: from concept to production.
23
AI products
8
Categories
$0
To start
“…he has driven our Smart Upsells work and built agentic automation workflows using OpenClaw, which powers much of our QA, bug fixing, marketing, and development.”
Bhavin Asher
Founder & CTO, GRUBBRR
“From the start, Lawrence approached every challenge with curiosity, grit, and a clear desire to create something meaningful.”
JJ Xu
Founder & CEO, TalkMeUp
Common questions
You pay for credits. Each product action consumes credits, and the costs are shown transparently. Plans include monthly credits; packs add one-time credits.
Yes. Manage cancellation and subscription changes from the portal billing page. There is no lock-in.
Your usage is logged and visible in the portal. Operational summaries also show up in the daily digest (where configured).
Yes. Multi-step automations (ex: job search + resume tailoring + email drafting) cost more credits than lighter tools.
Ready to get started?
Explore the catalog, then create an account when you are ready to use a tool.