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Nous Research

Open-source AI research collective behind the Hermes models

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The most recently approved AI tools people use as an alternative to Nous Research (Open-source AI research collective behind the Hermes models), newest first.

Essential AI

Lab building open foundation models

Ai2 (Allen Institute for AI)

Nonprofit AI research lab behind the open OLMo models

EleutherAI

Grassroots open-source AI research collective behind GPT-NeoX and Pythia

AI21 Labs

Israeli AI lab behind the Jamba hybrid models

Hugging Face

The hub where nearly every open AI model gets released first

DeepSeek

Chinese open-weight models that shook the AI industry

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