LiteLLM is an open-source Large Language Model (LLM) gateway designed to streamline access, management, and monitoring of over 100 LLM providers through a unified, OpenAI-compatible API. By offering a consistent interface, LiteLLM simplifies the integration of diverse LLMs, enabling developers to focus on building applications without the complexities of handling multiple APIs. Key Features: - Unified API Integration: Access and manage over 100 LLM providers, including OpenAI, Azure, Anthropic, Hugging Face, and more, through a single, standardized API. - Cost Tracking and Budget Management: Monitor and control spending across different LLM providers with automatic cost tracking, budget setting, and rate limiting capabilities. - Load Balancing and Fallbacks: Ensure high availability and reliability by implementing load balancing and automatic fallback mechanisms across multiple LLM deployments. - Monitoring and Logging: Integrate with tools like Langfuse, Langsmith, and OpenTelemetry for comprehensive monitoring, logging, and observability of LLM usage. - Authentication and Security: Manage access with features like Single Sign-On (SSO), JWT authentication, and audit logs to maintain secure and compliant operations. Primary Value and Problem Solved: LiteLLM addresses the challenges of managing multiple LLM providers by offering a unified gateway that simplifies API interactions, ensures consistent input/output formats, and provides robust monitoring and cost management tools. This consolidation reduces development complexity, enhances operational efficiency, and allows organizations to seamlessly integrate and scale their AI applications across various LLM platforms.