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MODELS

gpt-oss-20b

by OpenAI

model-20bOpenAI

Overview

OpenAI open-weight 20B model for local and developer workflows, including coding, reasoning, and tool-use experiments.

Details

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.

When to Use

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.

Getting Started

  1. Review the official OpenAI open models page for the model overview.
  2. Read the OpenAI platform model documentation for gpt-oss.
  3. Inspect the official OpenAI GitHub repository for repository-specific guidance before running experiments.

Key Features

  • Open-weight model from OpenAI.
  • 20B model size as indicated by the model name and supplied source title.
  • Positioned for local and developer workflows.
  • Source excerpts mention coding
  • reasoning
  • and tool-use experiments.
  • Official website
  • documentation
  • and GitHub URLs are available.

Capabilities

  • coding
  • reasoning
  • tool use
  • local developer workflows

Last updated Jul 16, 2026