MODELS
by OpenAI
OpenAI open-weight 20B model for local and developer workflows, including coding, reasoning, and tool-use experiments.
gpt-oss-20b is an OpenAI open-weight 20B model described in the supplied official OpenAI website, model documentation, and GitHub repository sources. The provided source excerpts position it for local and developer workflows, with stated use in coding, reasoning, and tool-use experiments. Use the official OpenAI model page, platform documentation, and GitHub repository as the primary references for setup and verification.
Use when evaluating an OpenAI open-weight 20B model for local or developer workflows. Use for experiments involving coding reasoning or tool use where the supplied OpenAI sources indicate gpt-oss-20b is relevant.
Last updated Jul 31, 2026