LiteLLM

Unified interface for calling 100+ LLM APIs

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About LiteLLM

LiteLLM provides an open-source library and proxy that exposes many model providers through the OpenAI API format. What sets it apart is that it standardizes cost tracking, budgets, load balancing and logging for teams juggling several providers. It is aimed at builders who need agents that stay observable, controllable and useful once real users and real data are involved every day.

LiteLLM key facts

Category: AI Agents
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: gateway, open source, api
Official site: litellm.ai

About the AI Agents category

Autonomous AI agents that plan and execute tasks for you — general agents, AI browsers, AI employees, app builders, and coding agents. The AI Agents category on Tools Hub currently lists 156 tools. Alongside LiteLLM, it includes Braintrust, Humanloop, PromptLayer, LangWatch.

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More in AI Agents

Comparing tools in the AI Agents category? These related listings are worth a look: Braintrust — AI product development and evaluation platform; Humanloop — Platform for deploying and evaluating LLM features; PromptLayer — Prompt management and LLM analytics platform.