OpenAI: GPT-5.3 Chat
OpenAI: GPT-5.3 Chat is openai's model. It is not yet scored on the meo first-party benchmark; aggregated third-party results and OpenRouter metadata are shown below.
Model details
- Lab
- openai
- Released
- 2026-03-03
- Weights
- —
- Context
- 128K
- Max output
- 16K
- Knowledge cutoff
- —
- Price in
- $1.75/M
- Price out
- $14.00/M
- Modality
- text+image+file->text
Sources: openrouter
FAQ
Is OpenAI: GPT-5.3 Chat open weights?
Open-weights status for OpenAI: GPT-5.3 Chat is not recorded.