FaceBuddy
Pay and Connect with Anyone—Just by Scanning Their Face! 🔍💸🤝
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About
The problem it solves 📌 1.4 billion unbanked (World Bank) 📌 3.4 billion without smartphones (GSMA) 📌 2.6 billion without internet (United Nations) 💭 How do you give financial access to those who can't be paid? User Interaction and Data Flow FaceBuddy enables seamless payments to anyone—even without a phone or internet! 📸 Scan a face, send money, and connect on-chain. 🔹 No phone? No problem. 🔹 No internet? No worries. 🔹 No barriers. Just seamless transactions. The project architecture and development process ## 🏗️ Project Architecture & Development Process ### 🔧 **Core Architecture** FaceBuddy is a modular AI-powered agent designed for **identity verification, payments, and social connectivity** on-chain. It integrates multiple Web3 technologies for **scalability, decentralization, and seamless user experience**. - **User Onboarding & Identity Verification** 🆔 - **Face scanning & biometric verification** via **Humanity Protocol**. - **Self-custodial wallet creation** using **Coinbase Smart Wallet**. - **Decentralized credential issuance** for Telegram, LinkedIn, & more. - **Payments & Token Swaps** 💸 - **Auto-swaps tokens** using **Uniswap v4 on Unichain**. - **Gasless transactions** powered by **Base’s Paymaster**. - **Seamless payments** even for unbanked users. - **Data Storage & Scalability** 📦 - **Identity & interaction logs** stored with **EthStorage** & **Walrus**. - **Agent execution scaled** using **EigenLayer AVS**. ### 🚀 **Development Process** 1. **Prototyping & Research** 🔍 – Defined problem scope, blockchain integrations, and AI agent capabilities. 2. **Smart Wallet & Credential System** 🏗️ – Integrated **Coinbase Smart Wallet** and **Humanity Protocol** for seamless onboarding. 3. **AI Agent Development** 🤖 – Built a **verifiable agent** using **Opacity Adapter** for automated transactions and connections. 4. **Storage & Scalability Enhancements** 🔄 – Implemented **EthStorage** & **Walrus** for efficient data handling. 5. **Testing & Optimization** 🛠️ – Ensured **error-free execution**, **fallback mechanisms**, and **robust scaling**. FaceBuddy is designed to **seamlessly verify identities, process transactions, and connect users at scale**, making Web3 more **inclusive, accessible, and user-friendly**. 🌍✨ Product Integrations 🤖 AI Face Recognition → face-api.js 🧠 AI Agent → Opacity Verifiable Agent (EigenLayer AVS) 💳 Payments → Gas-free USDC transactions on Base 🔄 DEX Swaps → Uniswap for auto-swap tokens 🧍♂️ Human and Social Verification → Humanity Protocol 🌐 Frontend → React, Next.js 🗄 Storage → ETHStorage, EigenDA, Walrus Key differentiators and uniqueness of the project ## 🌟 Key Differentiators & Uniqueness ### 🚀 **What Makes FaceBuddy Unique?** 1. **AI-Powered Onchain Identity & Payments** 🤖💸 - FaceBuddy **verifies identities, connects users, and facilitates payments** seamlessly—all powered by AI. - Most identity solutions focus on **either** verification **or** payments; FaceBuddy **combines both**. 2. **Gasless, Auto-Swapped Payments** 🔄⚡ - Uses **Uniswap v4 on Unichain** to **auto-swap tokens** before sending, ensuring users receive their **preferred currency**. - Eliminates gas fees via **Base’s Paymaster**, removing a major Web3 adoption barrier. 3. **Decentralized, Scalable Data Handling** 📦 - Stores **facial hash data, social verifications, and transactions** securely using **EthStorage & Walrus**. - Scales agent execution efficiently with **EigenLayer AVS**—unlike centralized alternatives. 4. **Verifiable Credentials & Human Authentication** 🆔✅ - Issues **onchain social credentials (LinkedIn, Telegram, etc.)** via **Humanity Protocol**, ensuring trust in digital identities. - Unlike Sybil-prone networks, FaceBuddy verifies **real human presence** through biometric scanning. ### 🔍 **Comparison to Similar Solutions** | Feature | FaceBuddy 🚀 | Worldcoin 🌍 | BrightID 🔗 | MetaMask 🦊 | |----------------------|--------------|-------------|------------|-------------| | **Face-Based Identity Verification** | ✅ Yes | ✅ Yes | ❌ No | ❌ No | | **Self-Custodial Wallet Creation** | ✅ Yes | ❌ No | ❌ No | ✅ Yes | | **Gasless, Auto-Swapped Payments** | ✅ Yes | ❌ No | ❌ No | ❌ No | | **Verifiable Social Credentials** | ✅ Yes | ❌ No | ✅ Yes | ❌ No | | **Decentralized Storage & Scaling** | ✅ Yes (EthStorage, Walrus, EigenLayer) | ❌ No | ❌ No | ❌ No | Trade-offs and shortcuts while building ## ⚖️ Trade-offs & Shortcuts While Building ### ⏳ **Development Trade-offs & Quick Fixes** 1. **Faster Onboarding Over Full Decentralization** 🏗️ - FaceBuddy currently relies on **Coinbase Smart Wallet** for an easy self-custodial setup, but future updates will explore **fully decentralized wallet solutions**. 2. **Limited Payment Methods at Launch** 💳 - Right now, FaceBuddy supports **crypto payments via Uniswap v4 auto-swaps**, but we aim to **expand to fiat onramps** for smoother adoption. 3. **Optimized for Scale, Not Perfection** 🚀 - We prioritized **scalability and fast agent execution** using **EigenLayer AVS**, but there’s room for **optimizing transaction efficiency** and **reducing computational costs**. ### 🔮 **Future Optimizations & Enhancements** 1. **Face-Pay: Pay with Your Face!** 🆔💸 - Inspired by **WeChat Pay in China**, where **500M+ users** pay using facial recognition, FaceBuddy will **enable face-based payments** linked to verifiable credentials. - This would allow seamless **crypto and fiat transactions**, where **users authenticate payments just by scanning their face**. 2. **Decentralized Identity Evolution** 🏛️ - We plan to **expand Humanity Protocol integrations** to issue more types of **verifiable credentials**, enhancing **trust & compliance**. 3. **Multi-Chain Expansion** 🌍 - While FaceBuddy is currently optimized for **Base, Unichain, and EigenLayer**, we’re exploring **cross-chain interoperability** to **expand accessibility and liquidity**. Additional Features We started **FaceBuddy** during the BUIDLathon! 🚀