Model · Language model
GPT-3.5 Turbo
A legacy GPT model line served through OpenAI's API under the OpenAI Services Agreement, text-only, without downloadable model weights; OpenAI names GPT-5.6 Terra as its recommended replacement.
- Developer
- OpenAI
- Distribution
- Developer API
- Artifact licensing
- Proprietary access
- License scope
- Reviewed release artifacts and mandatory terms; not an assessment of training code or training data openness.
- Licenses
- OpenAI Services Agreement
- Boundary
- This record represents the GPT-3.5 Turbo release identified by the dated snapshot gpt-3.5-turbo-0125, announced March 2023. OpenAI announced its deprecation and documents the shutdown date of October 23, 2026 with GPT-5.6 Terra as the recommended replacement. The later GPT-4o and GPT-5 family lines, the OpenAI platform, and ChatGPT remain separate product or service boundaries.
Risk statements
The developer publishes no risk-threshold statement for this release. Absence is not evidence of safety.
Page the reviewer checked ↗ · 2026-10-09 · Research confidence: High
Open in the directory → Open official model page ↗
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