Open Source Alternative

Open-source alternatives to OpenAI API

4 self-hostable options with public code.

Featured

Ollama

AI & LLM

Run large language models on your own machine

vs OpenAI API, ChatGPTOpen sourcelocal-llminference

llama.cpp

AI & LLM

C/C++ inference for LLMs on ordinary hardware

vs OpenAI APIOpen sourceinferencequantization

LocalAI

AI & LLM

Drop-in local replacement for the OpenAI API

vs OpenAI APIOpen sourceinferenceopenai-compatible

vLLM

AI & LLM

High-throughput LLM serving engine

vs OpenAI APIOpen sourceinferenceserving