{"data":{"slug":"llamaindex","name":"LlamaIndex","tagline":"Data framework for LLM applications","category":"agents","categoryName":"AI Agents","url":"https://llamaindex.ai","github":"https://github.com/run-llama/llama_index","pricing":"open-source","hook":"LlamaIndex connects LLMs to data sources that are not just documents.","whatsGood":"The connector ecosystem is unmatched: 160+ data loaders handle everything from Notion to Snowflake. The indexing abstractions (vector, keyword, knowledge graph) let you pick the right retrieval strategy for your data shape.","theCatch":"The abstraction layers can be confusing. Index, query engine, retriever, synthesizer—the terminology requires investment to master.","verdict":"The best data plumbing for LLM applications.","addedAt":"2026-08-18","featured":false,"domain":"AI Agents","subSpecialty":"Orchestration","capabilities":["rag","data"],"surfaces":["Self-host"],"ecosystem":["Multi-platform"],"licenseModel":"OSS/MIT","githubStars":51994},"related":[{"slug":"claude-code","name":"Claude Code","tagline":"Terminal-first coding agent with deep repository context"},{"slug":"cursor","name":"Cursor","tagline":"The AI-first code editor that understands your codebase"},{"slug":"devin","name":"Devin","tagline":"Autonomous AI engineer for defined engineering tasks"},{"slug":"stagehand","name":"Stagehand","tagline":"AI-native browser automation that mixes code and natural language"},{"slug":"browser-use","name":"Browser Use","tagline":"Open-source framework for LLM-driven browser agents"}],"links":{"self":"/api/gems/llamaindex","html":"/gems/llamaindex","markdown":"/gems/llamaindex.md","category":"/api/gems?category=agents","categoryPage":"/stacks/agents"}}