GPT-3.5

OpenAI's earlier mainstream model — fast and cheap, still wired into some legacy tool defaults, with retirement windows on 2026-09-28 and 2026-10-23.

Aliases and versions

GPT-3.5

This model has been superseded by: GPT-4o

Other models from the same vendor or modality.

OpenAI's earlier mainstream model — fast and cheap, still wired into some legacy tool defaults, with retirement windows on 2026-09-28 and 2026-10-23.

GPT-3.5 is developed by OpenAI. Versions and capabilities may change with official updates; check the vendor documentation for current details.

No tool in this directory explicitly lists GPT-3.5 yet.