LlamaIndex
LlamaIndex is a LangChain pack for web research and discovery, published by run-llama.
Leading document agent and OCR platform for building LLM applications over private data with retrieval, agents, and workflows.
Is it any good?
Effectiveness · benchmark pending
We haven't benchmarked LlamaIndex yet, so its score is provisional — computed from safety, maintenance, and documentation only, with popularity given no weight. When we benchmark it, we measure whether it produces materially better output than a frontier model alone, and that result leads the score. How we measure.
About LlamaIndex
Description · AI-summarised from the run-llama README
LlamaIndex is a data framework for connecting custom data sources to LLMs. It ships ingestion connectors, indexing strategies, query engines, agents, and workflow primitives, with deep integrations across vector stores, model providers, and observability tools.
Where it fits
Browse related skills
Install LlamaIndex
Install
Install via LangChain pack
pip install run-llama-llama-index-coreInstall with your AI
Zero install · paste into ChatGPT, Claude, Cursor…
Install the "LlamaIndex" skill into my project by following all instructions at https://skillsdirectory.co/s/llama-index-core
Your assistant reads /s/llama-index-core and follows it — fetching the files from the source, placing them, and confirming before it runs anything. No account needed. How this works.
Frequently asked
FAQ
What does LlamaIndex do?
Leading document agent and OCR platform for building LLM applications over private data with retrieval, agents, and workflows.
How do I install LlamaIndex?
LlamaIndex is a LangChain pack. Primary install path: pip install run-llama-llama-index-core
What is the Skill Score for LlamaIndex?
LlamaIndex has a Skill Score of 9.7/10 (High Quality). It is currently a provisional score — LlamaIndex hasn't been benchmarked yet, so it weights safety 95/100 (40%), maintenance 93/100 (30%), and documentation 100/100 (30%). Popularity carries zero weight until effectiveness is measured. See methodology.
Is LlamaIndex free?
LlamaIndex is published under the MIT license. See the vendor's source repository for any usage limits or paid tiers.
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Embed this score
For maintainers · always-current, links back
Put it in your README — it updates as the score changes.[](https://skillsdirectory.co/skills/llama-index-core)
<a href="https://skillsdirectory.co/skills/llama-index-core"><img src="https://skillsdirectory.co/badge/llama-index-core.svg" alt="Scored by skillsdirectory" height="28" /></a>