I build GetCiteFlow (GEO / AI citations) and XPayLabs (self-hosted crypto payments). I also ship Web3 and AI products for clients. Products prove the work; client work funds the products.
Two products I own and keep shipping:
The cards below are additional DApps. Subdomains such as quant.0xx402.com and blackhole.0xx402.com are delivery samples of trading, DeFi, and protocol UIs, not investment products.
Enterprise AI Brand Service — Free AI Visibility Scanner
Multi-chain Web3 quant trading DApp sample, including the Gold Digger strategy UI
Multi-chain USDT earn-product UI — a DeFi delivery sample
Modern perpetual futures trading interface with real-time charts and leverage
Next-generation hybrid exchange combining CEX efficiency with DEX transparency
Decentralized platform for real-world asset tokenization focusing on renewable energy
Self-hosted Crypto Payment Infrastructure supporting TRON, EVM chains, and SUI
Replace capital thresholds with behavioral value, coexist with AI
Decentralized prediction market platform
I'm Neil Yan, an independent founder: I write the code, ship the products, and talk to clients. 17 years full-stack, 8 years in Web3. 9 products online, 100,000+ on-chain transactions, 2,000+ platform users.
| Priority | Details |
|---|---|
| GetCiteFlow | GEO implementation for brands that need to be cited by AI systems. From $3,999, or $4,999/month managed |
| XPayLabs | Private / white-label crypto payment gateway — non-custodial, no gateway fee |
| Client delivery | Full-stack Web3 or AI product, from contracts to frontend |
| Partnerships | Wallet, liquidity, or protocol collaboration |
Solidity, Hardhat, Foundry · React, Next.js, Vue, TypeScript · 15+ chains · Node.js, Java, Python · Gemini / OpenAI · Vercel, Railway, AWS
Telegram is fastest. Say whether it is GEO, payments, a build, or a partnership: @OS_Blockchain
Updated: August 2026
