GPT-5.1
Sign in to saveAlso known as OpenAI GPT-5.1
GPT-5.1 is a family of four large language models within OpenAI's GPT series. Two were released on November 12, 2025; two more were released one week later on November 19.
Wikidata facts
- Instance of
- generative pre-trained transformer
- Followed by
- GPT-5.2
- Follows
- GPT-5
- Official website
- openai.com/index/gpt-5-1
Show 2 more facts
- publication date
- 2025-11-12
- copyright license
- proprietary license
via Wikidata · CC0
~1 min read
Encyclopedic overview
6 sectionsContents
- Features
- Models
- Reception
- Critical reviews
- References
- External links
GPT-5.1 is a family of four large language models within OpenAI's GPT series. Two were released on November 12, 2025; two more were released one week later on November 19.
== Features == GPT-5.1 adds "shopping research", multimodal features, and customizable personalities; it has 8 personality options. OpenAI describes it as having a "warmer personality" by default compared to GPT-5.
Excerpted from Wikipedia’s “GPT-5.1” article, available under the CC BY-SA 4.0 licence.