LiteLLM

What is LiteLLM?

LiteLLM is a comprehensive LLM gateway solution that unifies access to over 100 different language models through a standardized OpenAI-compatible format, while providing essential tools for tracking spending and implementing fallbacks.

Top Features:

• Universal model access: connects to 100+ LLM providers including OpenAI, Azure, Gemini, Bedrock, and Anthropic through one interface.
• Spend tracking: monitors usage costs across all platforms with attribution to specific teams, users, or projects.
• Budget controls: implements rate limits and spending caps to prevent unexpected costs from spiraling.
• LLM fallbacks: automatically switches to backup models when primary options fail or exceed thresholds.

Use Cases:

• Platform development: quickly deploy LLM capabilities to internal developers without managing multiple integrations.
• Cost management: track and allocate AI spending across different departments and projects effectively.
• Model flexibility: switch between different LLM providers without changing application code or architecture.

Who Can Use LiteLLM?

• Platform teams: professionals responsible for providing AI capabilities across their organization.
• Software developers: coders who need reliable access to multiple LLM providers through one consistent API.
• IT managers: team leaders who need to monitor and control AI spending across projects.

Pricing

• Open Source ($0): Free with 100+ LLM integrations, logging, virtual keys, budgets, load balancing, guardrails.
• Enterprise (Contact): OSS features + support, custom SLAs, JWT/SSO, audit logs, 30d trial.

Pros and Cons

Pros:

• Unified API: standardizes access to different LLMs using the familiar OpenAI format.
• Cost visibility: provides clear tracking of spending across all integrated LLM providers.
• Open source option: offers a free tier with core functionality for smaller teams or projects.

Cons:

• Learning curve: may require time to understand all configuration options and capabilities.
• Enterprise pricing: lacks transparent pricing for the Enterprise tier on the website.
• Advanced features: some key features like JWT auth and SSO require the Enterprise plan.

FAQs:

1) Can I use LiteLLM with my existing OpenAI code?

Yes, LiteLLM is designed with OpenAI compatibility, allowing you to use your existing code with minimal changes.

2) How does the spend tracking feature work?

It automatically logs usage costs across all integrated LLM providers and can attribute them to specific keys, users, or teams.

3) Is self-hosting available?

Yes, you can self-host LiteLLM using the open source option or through the Enterprise plan for additional features.

4) What happens if an LLM provider goes down?

LiteLLM can implement automatic fallbacks to switch to alternative providers when your primary choice is unavailable.

5) Can I implement usage limits for different teams?

Yes, the platform supports budgets, rate limits, and virtual keys to control spending across different teams.