What it is
Python SDK, Proxy Server (AI Gateway) to call 100+ LLM APIs in OpenAI (or native) format, with cost tracking, guardrails, loadbalancing and logging. [Bedrock, Azure, OpenAI, Vertex GitHub popularity snapshot captured on 2026-07-16: 53,703 stars and 9,795 forks.
Teams can evaluate LiteLLM as an open alternative to LangChain while keeping the implementation, license, and repository signals visible. Confirm the official documentation against your exact workflow before treating it as a production dependency.
- Categories
AI & Machine LearningAI-native- Alternatives to
LangChainKong AI Gateway
MCP
OpenRouterVercel AI Gateway
Who it’s for — and when to skip it
AI product teams
Evaluate it when you need an inspectable building block for model, agent, retrieval, or inference workflows.
Skip if a fully managed black-box service is a hard requirement.
Platform engineers
Use the repository and stack signals to assess how it fits your existing data and deployment boundaries.
Skip if your team cannot own upgrades, observability, or capacity planning.
Prototype-focused developers
Consider it when an open implementation helps you validate an idea without committing to a proprietary API.
Skip if the project does not document the models, hardware, or data constraints you need.
Strengths and trade-offs
Why teams consider it
llm
rust
openai
Source code and NOASSERTION license are visible before adoption
Repository activity is available as a current maintenance signal
What to validate
A public repository does not automatically guarantee a documented self-hosting path
GitHub popularity is not a security, quality, or product-fit guarantee
The NOASSERTION license still needs review against your distribution and commercial model
Support quality, migration effort, and production hardening vary by project
Pricing
Free open source; LiteLLM Enterprise / proxy hosting options available
LLM gateway. OSS proxy is free to self-host; enterprise/cloud options are commercial.
Open source
$0MIT + infra- LLM proxy and router
- Self-host
- Community support
Enterprise
CustomCommercial- Support and advanced controls
- See official pricing
Capabilities and stack fit
Catalog metadata supports discovery, not installation. Verify supported versions, dependencies, deployment topology, and production requirements in the official repository.
Guides for LiteLLM
Use the learning library to find a guide by technology, category, or difficulty.
Browse guidesRelated articles
Approved community reviews
We do not display synthetic testimonials or ratings without sufficient moderated data.
Before you adopt it
- 01
Read the license and confirm it fits your intended use and distribution model.
- 02
Review recent commits, open issues, releases, and the maintainer response pattern.
- 03
Run a small proof of concept with representative data, users, and integrations.
- 04
Confirm whether an official deployment or self-hosting guide exists.
- 05
Document an export or migration path before storing critical data.
