LLM Orchestration

LEANN

RAG on Everything with LEANN: Fast, Accurate, Private RAG Application

Status
Generally available
Last checked
Checked · Oct 15, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

LEANN is a framework that enables running fast and accurate RAG applications locally while ensuring privacy. It offers significant storage savings, making it ideal for developers looking to deploy efficient RAG solutions.

LEANN stands out by offering a highly efficient, private RAG solution with significant storage savings, making it ideal for developers who need to deploy locally without compromising on performance or privacy.

When it fits — and when it doesn’t

A good fit for

  • Teams needing to deploy RAG applications with minimal storage requirements

  • Developers focused on maintaining data privacy while using RAG technologies

Look elsewhere if

  • Projects requiring cloud-based deployment and scalability

  • Applications that prioritize real-time streaming capabilities over local processing

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Small community and limited third-party integrations

    GitHub repository has few contributors and minimal third-party plugins or extensions

What it does well

  • 97% storage savings

  • Fast and accurate RAG application

  • 100% private local deployment

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up LEANN

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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