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Large Language Models (LLMs) › Open-Source vs Proprietary LLMs

How does Open-Source vs Proprietary LLMs work

Beginner

Answer

Open source models can be downloaded, modified, and run by anyone, while proprietary models are usually accessed only through an API controlled by the owning company.
Real-world example A startup may choose an open source LLM to run on its own servers for more control over cost and data privacy.

Common follow-ups: What is Large Language Models (LLMs), How is Open-Source vs Proprietary LLMs evaluated in practice, What tools are commonly used for Open-Source vs Proprietary LLMs