OpenAI model
GPT-5.3 Chat
GPT-5.3 Chat is available through 1 provider and 1 concrete deployment tracked by ALLM.
openai/gpt-5.3-chat
Deployments
1
Providers
1
Max context
128K
Input from
$1.75 / 1M
GPT-5.3 Chat provider comparison
Pricing and compatibility are tracked per provider deployment, because the same model can expose different features depending on where it runs.
| Provider | Provider model ID | Mode | Region | Input | Output | Context | Tools |
|---|---|---|---|---|---|---|---|
| Azure AI | gpt-5.3-chat | Chat | global | $1.75 / 1M | $14.00 / 1M | 128K | supported |
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