OpenAI o1-preview
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A to Z
- A · App
- Yes
- B · Built By
- OpenAI
- C · CEO & Politics
- Sam Altman — Independent; self-described 'politically homeless' (2025); former Democratic donor; $1M personal donation to Trump inaugural fund (2025)
- D · Date
- 2024
- E · Expertise
- Beginner (app available)
- F · Free Tier
- No free tier
- G · Generates
- Images
- H · Deployment
- Cloud
- I · Inputs
- Text
- J · Jurisdiction
- USA
- K · Key Staffers
- Sam Altman (CEO), Greg Brockman (President), Jakub Pachocki (Chief Scientist)
- L · Languages
- English-primary
- M · Model Type
- Reasoning LLM
- N · Safety Issues
- None reported
- O · Open Source
- Proprietary
- P · Pricing
- Retired (API shut down July 28, 2025)
- Q · AIDb Rating
- 4/10 · AIDb v2.0 (rule-based): Capability 4/10 · Currency 4/10 · Access 4/10 · Significance 5/10 → 4.15
- R · What Makes It Special
- OpenAI's o1-preview (September 12, 2024), the research preview of its first o-series reasoning models, trained with reinforcement learning to think before answering by producing a long internal chain of thought; it scored 84/100 on one of OpenAI's hardest jailbreaking tests against GPT-4o's 22. It launched for ChatGPT Plus and Team users and tier-5 API developers at $15/$60 per million tokens with a 128K-token context, without web browsing, and was removed from the API July 28, 2025.
- S · Stock / Status
- Private (~$852B valuation, Mar 2026)
- T · Training Cutoff
- [UNKNOWN]
- U · Users
- [UNKNOWN]
- V · Voice Chat
- Yes
- W · Weights
- API only
- X · X Handle
- @OpenAI
- Y · Year Founded
- [UNKNOWN]
- Z · Bottom Line
- Proprietary Reasoning LLM from OpenAI, released 2024.
Data completeness 88% · Last verified 2026-06-11 · Primary source ↗
Cite this
“OpenAI o1-preview.” AIDb — The AI Database. Verified 2026-06-11. https://theaidatabase.com/m/openai-o1-preview.html
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