InstructGPT 175B
Open in the interactive archive →
Overview
Fine-tuned GPT-3 with RLHF. Proved human feedback alignment works. Precursor to ChatGPT. March 2022.
Details
- Vendor
- OpenAI
- Type
- LLM
- Release year
- 2022
- Jurisdiction
- USA
- CEO
- Sam Altman
- 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)
- Deployment
- Cloud only (proprietary)
- Open source
- No
- Free tier
- Yes
- Subscription
- ChatGPT: Free / Go $8 / Plus $20 / Pro $200 (US)
- Stock status
- Private (~$852B valuation, Mar 2026)
- X
- @OpenAI
Capabilities
AppVoice ChatPdf GenerationSpreadsheet Generation
AIDb Rating
AIDb v2.0 (rule-based): Capability 4/10 · Currency 4/10 · Access 7/10 · Significance 4/10 → 4.45
Last verified 2026-06-11 · Primary source ↗
Cite this
“InstructGPT 175B.” AIDb — The AI Database. Verified 2026-06-11. https://theaidatabase.com/m/instructgpt-175b-openai.html
More from OpenAI
ChatGPT · ChatGPT Canvas · CLIP · CLIP (ViT B/32) · CLIP (ViT L/14) · Codex (original)