{"domain":"blockchains.github.io","status":"valid","tier":"listed","authority":45,"verified":false,"title":"Blockchains (Blockchain Lab) building blocks","summary":"Open-source repositories under github.com/Blockchains documented as composable building blocks: data APIs and SDKs, an MCP server with blockchain tools for AI agents, tested Solidity contracts, project composers, browser tools and curated fork indexes. Each repo has AGENTS.md (how to work in it), llms.txt and a blocks.json manifest (exports, inputs, outputs, compatible blocks, tests).","country":"US","country_source":"ip","publisher_country":null,"publisher_country_source":null,"hosting_country":"US","llms_txt":"https://blockchains.github.io/llms.txt","llms_full_txt":"https://blockchains.github.io/llms-full.txt","last_checked":"2026-10-24T12:02:57.457Z","agent_terms":null,"categories":["ai-ml","developer-tools","ai-agents-mcp","crypto-web3"],"capabilities":[],"inferred_tags":["blockchain building blocks","mcp server","solidity contracts","blockchain data api","open source sdk","agents.md"],"audience":"developers","agent_uses":["read_docs","call_api","download_data"],"language":"en","platform_generated":false,"agent_summary":"Hub of open-source blockchain building blocks: data APIs, SDKs, an MCP server with blockchain tools for AI agents, Solidity contracts, with machine-readable blo","llms_txt_cached":"https://agentwebmap.com/v1/domain/blockchains.github.io/llms.txt","agentic":"interface","section_keys":["agents-and-ai","apps-browser-tools-and-sites","composers-clis-actions-and-templates","data-apis-and-sdks","docs-and-learning","indexes-and-curated-lists","optional","smart-contracts","start-here"],"section_partial":false,"section_indexed_at":"2026-10-24T12:03:02.282Z"}