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llm foundation models

gpt-oss — Open-weight language model tooling

openai/gpt-oss

gpt-oss-120b and gpt-oss-20b are two open-weight language models by OpenAI

Open official repository ↗ Project homepage ↗
★ 20.3KStars
⑂ 2.1KForks
93Open issues
PythonLanguage
Apache-2.0License
Q@project.QualityScoreEditorial score

Project screenshots

gpt-oss — Open-weight language model tooling screenshot gpt-oss — Open-weight language model tooling screenshot

Overview

openai/gpt-oss is an open-source project in ToolAI's LLM and foundation models category. gpt-oss-120b and gpt-oss-20b are two open-weight language models by OpenAI The page is intended to help technical readers decide whether the project is worth a closer review; it is not an endorsement. The Python implementation and the repository owner openai are recorded from the catalog metadata.

Key features

  • Official repository maintained by openai; the repository description identifies it as open-weight language model tooling.
  • Primary language recorded for this editorial entry: Python.
  • Repository statistics and links are shown as a dated metadata snapshot, so readers can re-check them before adoption.
  • The official README, releases and issue tracker remain the source of truth for installation and compatibility details.

Requirements, installation and quick start

Requirements depend on the current official documentation. Start with the repository's README and pin a reviewed release before production use.

git clone https://github.com/openai/gpt-oss
cd gpt-oss

Use the project's documented environment manager, model weights and optional accelerators. Do not copy commands from an unverified mirror; check the release notes and lock compatible dependencies first.

Usage

This page is an objective orientation for open-weight language model tooling. Read the official quick-start example, run it in an isolated environment, and record the exact commit or release used. For an agent or model workflow, keep tool permissions narrow, validate external inputs, and measure latency and quality on a representative test set. The repository's README and examples should be consulted for API details that may change.

Model compatibility and use cases

The repository metadata describes the project scope but does not guarantee compatibility with every model, provider, checkpoint or accelerator. Confirm supported model identifiers, tokenizer versions, hardware requirements and license terms in the official documentation before connecting it to an LLM, agent, MCP server or RAG pipeline.

License and risk notes

GitHub metadata reports the repository license as Apache-2.0. Review the repository LICENSE and any separate model, dataset, weight or third-party dependency terms before redistribution or commercial use. A missing or NOASSERTION license is not a grant of permission.

Editorial verification 2026-08-02: official repository URL, owner, description, license field and repository statistics were reviewed. License metadata: Apache-2.0. Re-check README, releases and dependency/model terms before production use.

Release and maintenance

ToolAI verified the repository page and metadata on 2026-08-02. Snapshot: 20,256 stars, 2,125 forks and 93 open issues; repository creation is not stated and last pushed date is 2026-07-24 when supplied by the catalog. Check the official releases page for the current version rather than treating these numbers as a guarantee of maintenance or quality.