GPT 5.1 Thinking
An upgraded version of GPT-5 that adapts thinking time more precisely to the question to spend more time on complex questions and respond more quickly to simpler tasks.
text + image + file → text · made by OpenAI
Sold by 1 way
| Seller | Lane | Rate |
|---|---|---|
| Vercel AI Gateway aggregator | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedai-gateway.vercel.sh · read 2026-08-25 |
Measured 4 standings
| Place | Board | Metric | Score |
|---|---|---|---|
| 93rdof 205 | ARC-AGI-1 (Public Eval) | Score (%) (high) | 77.12 |
| 93rdof 216 | ARC-AGI-2 (Public Eval) | Score (%) (high) | 18.33 |
| 104thof 230 | ARC-AGI-1 (Semi-Private) | Score (%) (high) | 72.83 |
| 107thof 232 | ARC-AGI-2 (Semi-Private) | Score (%) (high) | 17.64 |
About
GPT 5.1 Thinking — a text model from OpenAI, sold by one company from $1.25 in and $10 out per million tokens, placed 93rd of 216 on ARC-AGI-2 (Public Eval).
It takes text, images and files and returns text, with a context window of 400,000 tokens. It was published in November 2025, trained on material up to October 2024. Its sellers say it can reason step by step and call a tool. The catalogue files it under reasoning. Only Vercel AI Gateway sells it, at $1.25 in and $10 out per million tokens. It has been measured on 4 boards, and stands best at 93rd of 216 on ARC-AGI-2 (Public Eval).
Every current figure
- Maker
- OpenAI
- Register
- model
- Takes
- text + image + file
- Returns
- text
- Context
- 400,000 tokens
- Longest answer
- 128,000 tokens
- Published
- November 2025
- Knowledge to
- October 2024
- Licence
- not read
- Sellers
- 1
- Maker's own price
- not read
- Price
- $1.25 in and $10 out per million tokens — Vercel AI Gateway
- Boards
- 4
- Best place
- 93rd of 216 — ARC-AGI-2 (Public Eval)
Known as 1 name
openai/gpt-5.1-thinking