Design Patterns MCP Server

{ "id": "erc721a", "name": "ERC-721A (Azuki)", "category": "NFT", "description": "Gas-optimized ERC-721 for batch minting", "when_to_use": "NFT collections with batch minting, gas optimization", "benefits": "87% gas savings on batch mint, sequential IDs", "drawbacks": "More complex, slight overhead on transfers", "use_cases": "10k PFP collections, batch mint optimization", "complexity": "Medium", "tags": [ "nft", "erc721a", "gas-optimization", "batch-mint", "azuki" ], "examples": { "solidity": { "language": "solidity", "code": "// ERC-721A: efficient batch mint\nimport \"erc721a/contracts/ERC721A.sol\";\n\ncontract NFT is ERC721A {\n function mint(uint256 quantity) external payable {\n require(msg.value >= PRICE * quantity);\n _mint(msg.sender, quantity); // Gas-efficient batch\n }\n}" } } }