Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $1.75 |
| Output tokens | $14.00 |
Capabilities
VisionMultimodalReasoningFunction CallingTool UseStructured OutputsCode Execution
About GPT-5.3 Chat
GPT-5.3 Chat is an update to ChatGPT's most-used model making everyday conversations smoother and more useful, optimized for low-latency multimodal dialogue at 128K context.
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Model Specs
Released2026-02-01
Context128K
ArchitectureDecoder Only