AI Model Catalogue

120b open-weight language model from OpenAI

OpenAI's most capable frontier model for complex professional work, coding, and multi-step reasoning.

20b open-weight language model from OpenAI

Open-source gpt-oss-120b model from openai — available for download and self-hosting on Hugging Face.

Open-source gpt-oss-20b model from openai — available for download and self-hosting on Hugging Face.

gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...

gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized...