📖 The AI Tool Bible

LlamaIndex vs Weaviate

A side-by-side look at pricing, capabilities, pros, cons, and our editorial scores.

 
LlamaIndex
RAG
Weaviate
RAG
TaglineData framework for connecting LLMs to your data.Open-source vector DB with hybrid search and modules.
CategoryRAGRAG
PricingFreemium· Free open-source; LlamaCloud paidFreemium· Free open-source; cloud from $25/mo
ModelBYO (Claude / GPT / open)Hosted vector DB (not an LLM)
Editorial score8.7 / 108.4 / 10
Use cases
RAGdata ingestionindexing
self-hosted RAGhybrid search
Pros
  • Focused on retrieval (not general agent stuff)
  • Many ingestion connectors
  • Strong production patterns
  • LlamaCloud for managed ingestion
  • Hybrid search built in
  • Self-host or cloud
  • Module ecosystem
  • GraphQL + REST APIs
Cons
  • API surface is large
  • Documentation can be hard to navigate
  • More ops than Pinecone if self-hosted
  • Smaller community
Websitewww.llamaindex.aiweaviate.io
Pick LlamaIndex if
  • Focused on retrieval (not general agent stuff)
  • Many ingestion connectors
  • Strong production patterns
  • LlamaCloud for managed ingestion
Pick Weaviate if
  • Hybrid search built in
  • Self-host or cloud
  • Module ecosystem
  • GraphQL + REST APIs