GPT 5.1 Thinking
The Thinking variant is the deeper-reasoning option. It adjusts how much thinking it does based on task difficulty, trading speed for accuracy when needed, and supports a user-visible thinking-time toggle in ChatGPT.
- Type
- Multimodal
- Weights
- Closed
Related tools
2
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About OpenAI
1
OpenAI develops and deploys general-purpose artificial intelligence models, products, and developer platforms.
Benchmark scores
2
How GPT 5.1 Thinking ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.
Tools using GPT 5.1 Thinking
21