LiteLLM

LiteLLM is a sophisticated LLM Gateway and OpenAI-compatible proxy specifically designed to comprehensively manage authentication, intelligent load balancing, and detailed spend tracking across more than 100 different large language models, all while maintaining the familiar OpenAI API format. It significantly simplifies the complex process of integrating and using LLM APIs from various leading providers including OpenAI, Azure, Cohere, Anthropic, Replicate, and Google. LiteLLM delivers consistent output formats and standardized exception handling for all supported LLM APIs, along with comprehensive logging and error tracking capabilities across all models. It provides enterprise-grade features including detailed cost tracking and budgeting, batches API for high-volume processing, configurable guardrails for safety, granular model access controls, spend budgets and limits, full LLM observability, intelligent rate limiting, sophisticated prompt management, S3 logging for audit trails, and flexible pass-through endpoints for custom integrations.