# OpenAI — gpt-oss-120b & gpt-oss-20b Model Card

- Company: OpenAI (openai.com)
- Announced: 2025-08-05T00:00:00+00:00
- Category: open-weight-release
- Subject: GPT / ChatGPT / API
- Open weights: yes
- Models affected: gpt-oss-120b, gpt-oss-20b
- License: Apache 2.0
- Source: https://openai.com/index/gpt-oss-model-card
- Record: https://forck.live/items/509-gpt-oss-120b-gpt-oss-20b-model-card

OpenAI introduces two open-weight reasoning models, gpt-oss-120b and gpt-oss-20b, under Apache 2.0 license and gpt-oss usage policy.

## Evidence

Verbatim from https://openai.com/index/gpt-oss-model-card:

> We introduce gpt-oss-120b and gpt-oss-20b, two open-weight reasoning models available under the Apache 2.0 license and our gpt-oss usage policy.

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Record: https://forck.live/items/509-gpt-oss-120b-gpt-oss-20b-model-card
Catalogue: https://forck.live/llms.txt
Feed: https://forck.live/feed.md