O3
O3 is a large language model from OpenAI, released April 2025. OpenAI describes it as “o3 is a well-rounded and powerful model across domains.”
36
replies recorded
3
questions answered
0
answers no other model gave
Fun facts
O3 is a dog person, every time we asked.
O3’s canon
- Cat or dog
- “Dog”12 of 12 · every time
What it says every single time
Cat or dog, as a pet
“Dog”every single time
About O3
- Maker
- OpenAI · San Francisco
- Released
- April 2025
- Size
- large, by price class
- Context window
- 200,000 tokens
- Takes in
- image, text, file
- Also from OpenAI
- GPT-5.6 Terra · GPT-4o Mini · GPT-5.4 Mini · GPT-5.6 Luna · GPT-5.4 · GPT-4.1 · GPT-5.5 · GPT-5
Maker and release facts come from the model catalogue we call through, not from this site’s own studies. Catalogue facts as of 2026-09-06.
Everything on file
Every question this model has answered on Machine Canon, grouped by study. Open a study to see its answers; the answers no other model gave come first.
Each answer is the one this model gave most often to that question; the count shows how many of its replies matched. “No other model said this” means no other model’s most common answer matched. All numbers are computed from the retained research records by src/build_model_dossiers.py.