Top LiteLLM Alternatives in 2026: Compared by Cost, Performance & Features

LiteLLM is an open-source library and proxy server that simplifies access to multiple large language model (LLM) providers by offering a unified interface, allowing developers to switch between providers and manage features like routing, logging, and cost tracking. In 2026, several alternatives to LiteLLM have emerged, including Eden AI, Portkey, Kong AI Gateway, Helicone AI Gateway, Vercel AI Gateway, and OpenRouter, each catering to different needs such as production-grade infrastructure, observability, and multi-model access. Eden AI is highlighted as a versatile option, supporting not only LLMs but also expert models like OCR and translation, making it suitable for comprehensive AI workflows. Portkey is recommended for robust production environments due to its support for routing, failover, and cost monitoring, while Helicone focuses on providing observability and detailed logging for AI usage. The choice of the best alternative depends on specific use cases, team needs, and product goals, as no single solution fits all scenarios.

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