LiteLLM

About LiteLLM

LiteLLM is a lightweight LLM gateway designed to simplify access to over 100 large language models through a unified OpenAI-format API. It acts as a proxy that translates requests to various providers, allowing developers to switch between models without changing their codebase. The tool focuses on API management, load balancing, and cost tracking, making it easier to manage multiple model endpoints from a single interface. It also provides observability features to monitor usage and performance across different LLMs.

For teams working with multiple AI models, LiteLLM reduces integration overhead by standardizing API calls and handling provider-specific quirks. Its load balancing capabilities help distribute requests efficiently, while cost tracking gives visibility into spending across different models and providers. The tool is particularly useful for developers building applications that need to compare or fall back between models, as it supports prompt engineering and model access management. LiteLLM positions itself as a practical solution for organizations looking to streamline their LLM infrastructure without vendor lock-in.