GPT-5.4 nano
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A to Z
- A · App
- No
- 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
- 2026
- E · Expertise
- Intermediate+
- F · Free Tier
- No free tier
- G · Generates
- Text only
- H · Deployment
- Cloud (API only)
- I · Inputs
- Text
- J · Jurisdiction
- USA
- K · Key Staffers
- Greg Brockman (President), Jakub Pachocki (Chief Scientist), Brad Lightcap (COO), Fidji Simo (CEO Applications), Sarah Friar (CFO), Mark Chen (SVP Research), Denise Dresser (CRO)
- L · Languages
- English-primary
- M · Model Type
- LLM
- N · Safety Issues
- None reported
- O · Open Source
- Proprietary
- P · Pricing
- API: $0.20/M input, $1.25/M output; cached input $0.02/M (deprecated; shutdown Apr 1, 2027)
- Q · AIDb Rating
- 7/10 · AIDb v2.0 (curated): Capability 6.5/10 · Currency 8/10 · Access 7/10 · Significance 4/10 → 6.50
- R · What Makes It Special
- Smallest, fastest GPT-5.4 model for classification, data extraction, ranking and simple sub-agent tasks; API-only (not in ChatGPT). 400K context, 128K max output, Aug 31, 2025 knowledge cutoff.
- S · Stock / Status
- Private (~$852B valuation, Mar 2026)
- T · Training Cutoff
- [UNKNOWN]
- U · Users
- [UNKNOWN]
- V · Voice Chat
- No
- W · Weights
- API only
- X · X Handle
- @OpenAI
- Y · Year Founded
- [UNKNOWN]
- Z · Bottom Line
- Proprietary LLM from OpenAI, released 2026.
Data completeness 88% · Last verified 2026-09-25 · Primary source ↗
Cite this
“GPT-5.4 nano.” AIDb — The AI Database. Verified 2026-09-25. https://theaidatabase.com/m/openai-gpt-5-4-nano.html
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