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Donatello

AI agent that helps artists mint & sell NFTs seamlessly on Opensea.

Problem Statement

The Problem: Traditional NFT minting is complex, expensive, and intimidating for artists who want to focus on creating rather than learning blockchain technology.Our Solution: Donattelo's AI agent handles the entire NFT lifecycle:🎨 Smart Art Analysis: AI evaluates artwork and suggests optimal pricing, metadata, and market positioning📦 Decentralized Storage: Automatically uploads artwork and metadata to Walrus for permanent, decentralized storage💰 Seamless Onboarding: Coinbase integration provides frictionless wallet creation and fiat-to-crypto conversion🤖 Automated Minting: AI agent handles all blockchain interactions, gas optimization, and smart contract deployment🛒 Marketplace Integration: Automatically lists NFTs on OpenSea with AI-generated descriptions and tags📊 Market Intelligence: Provides real-time analytics and recommendations for pricing and promotionArtists simply upload their artwork, and Donattelo's AI handles everything else - from storage to sale. The platform supports multiple chains (Ethereum, Base, Polygon, Arbitrum, Optimism) and provides a Scaffold-ETH foundation for rapid development and deployment.

Solution

Frontend Architecture:Next.js 15 with TypeScript for the core applicationScaffold-ETH 2 framework providing Web3 infrastructure and development toolsRainbowKit + Wagmi for multi-wallet connectivity (MetaMask, Coinbase Wallet, WalletConnect, etc.)OnchainKit Integration for Coinbase's seamless wallet UX and identity featuresDaisyUI + Tailwind CSS for responsive, accessible UI componentsBlockchain Integration:Multi-chain support across Ethereum mainnet, Base, Polygon, Arbitrum, and OptimismViem for type-safe Ethereum interactions and optimal performanceSmart contract deployment using Foundry for gas-efficient NFT mintingRainbowKit's Custom ConnectButton providing unified wallet experience across all supported walletsPartner Technologies:Walrus (Sui): Decentralized storage solution for artwork files and metadata, ensuring permanent availability and censorship resistanceCoinbase OnchainKit: Streamlines user onboarding with familiar Web2 UX, reducing friction for new crypto usersOpenSea SDK: Automated marketplace listing with optimized metadata formatting and collection managementAI & Backend:AI Agent Architecture built with modern LLM integration for artwork analysis, pricing suggestions, and market insightsAutomated metadata generation using computer vision and natural language processingSmart gas optimization algorithms to minimize transaction costs during peak network congestion

Hackathon

ETHGlobal New York 2025

2025

Contributors