Is LangChain better than LlamaIndex for building a custom internal chatbot to search through years of my family medical records and tax PDFs?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Is LangChain better than LlamaIndex for building a custom internal chatbot to search through years of my family medical records and tax PDFs?
2 real searches · 1 real-search pass
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
LlamaIndex documentation PDF ingestion retrieval citations metadata filters workflows privacy self hosted Google ↗
LangChain documentation PDF document loaders retrieval augmented generation vector stores self hosted Google ↗
- docs/src/oss/langchain/knowledge-base.mdx at main · langchain-ai/docs · github.com
- LlamaIndex · developers.llamaindex.ai
- What Is LlamaIndex? A Guide to Building Context-Aware AI · digitalocean.com
- llama_index/docs/src/content/docs/framework/module_guides/loading/documents_and_nodes/index.md at main · run-llama/llama_index · github.com
- Build a custom RAG agent with LangGraph · langchain-ai.github.io
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
LlamaIndex documentation PDF ingestion retrieval citations metadata filters workflows privacy self hosted OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
LangChain documentation PDF document loaders retrieval augmented generation vector stores self hosted OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 |