Whatlet
Whatlet (also written Watllet/Whatllet) is a WhatsApp-integrated interface that allows users to interact with their crypto wallets through text messages. It facilitates sending, receiving, and requesting P2P loans among friends, providing access to the counterparty’s credit score. The project addresses financial inclusion in Latin America using Account Abstraction, LLMs, and zero-knowledge proofs.
Project Pages
Overview and Strategy
- whatlet — Main document with project description, technology stack, design principles and EVM chain deployments
- Pitch Deck — Investor pitch deck focused on the Latin American digital economy
- Dashboard Application — Dashboard application for visualizing protocol data and partners
Technical Implementation
- WhatsApp Chatbot — WhatsApp chatbot as the main interface for wallet interaction
- LangChain — Conversational flow design and prompt engineering for the chatbot
- LangChain Implementation — LangChain implementation guide for the project
- GraphAPI — Integration with The Graph for on-chain DeFi data queries
- FICO Score API — Vector credit score API deployed on capuccino.onrender.com
Identity Verification
- WorldID, Proof of Personhood — World ID implementation for on-chain and off-chain identity verification
Related Projects
- ETH Global NYC — Hackathon where the project was presented
- Optimizer Finance — Sibling DeFi project