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LlamaIndexvsWeaviate

An honest comparison of two leading ai search tools to help you make the right choice.

Quick Verdict

The Bottom Line

LlamaIndex shines with data connectors for 160+ sources and covers 8 industries, making it a strong choice for breadth. Weaviate stands out with hybrid search across 7 industries. They share 5 common industries, so the deciding factors are pricing (Free vs Freemium) and the specific features your workflow demands.

Side by Side

Tool Profiles

LlamaIndex

Free

Data framework for connecting custom data sources to LLMs for RAG and agent applications.

Key Features

  • Data connectors for 160+ sources
  • Advanced RAG pipelines
  • Structured output
  • Multi-modal support
  • Agent framework
GitHub8 Industries
Visit LlamaIndex

Weaviate

Freemium

Open-source vector database with built-in ML modules for semantic search and RAG.

Key Features

  • Hybrid search
  • Built-in vectorization
  • Multi-tenancy
  • GraphQL API
  • Generative search
GitHub7 Industries
Visit Weaviate
Feature Comparison

Head-to-Head

CriteriaLlamaIndexWeaviate
Pricing ModelFreeFreemium
Feature Count55
Source TypeGitHubGitHub
Industries Served87
Shared Industries55
Decision Guide

When to Use Each Tool

Choose LlamaIndex when...

  • You need data connectors for 160+ sources as a core capability.
  • Your budget fits a free pricing model.
  • You operate in Consulting, Fintech, It Consulting.

Choose Weaviate when...

  • You need hybrid search as a core capability.
  • Your budget fits a freemium pricing model.
  • You operate in Ecommerce, Media.
Overlap

Shared Industries

Both LlamaIndex and Weaviate are used across these 5 industries. Explore AI tools specific to each.

SaasLegalHealthcareResearch InstitutionsEducation
FAQ

Frequently Asked Questions

Is LlamaIndex better than Weaviate?

It depends on your needs. LlamaIndex offers Data connectors for 160+ sources and Advanced RAG pipelines, while Weaviate excels at Hybrid search and Built-in vectorization. LlamaIndex is free-tier and Weaviate is freemium-tier.

Can I use LlamaIndex and Weaviate together?

Yes. Many teams use both tools for different workflows. LlamaIndex and Weaviate are both in the Ai Search category and serve 5 shared industries, so they can complement each other depending on the task.

What industries benefit from LlamaIndex vs Weaviate?

Both tools serve Saas, Legal, Healthcare, Research Institutions. LlamaIndex covers 8 industries while Weaviate covers 7.

Which is more affordable, LlamaIndex or Weaviate?

LlamaIndex uses a free pricing model while Weaviate uses freemium pricing. Visit their respective websites for current plan details.

Need help choosing? We implement both.

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