All Models

GPT 5.3 Chat

gptTool CallingAttachmentsStructured Output

Chat-tuned GPT model for conversational assistance, writing, and tool workflows

Providers4
ReleasedMar 3, 2026
Input Modalitiestext, image
Output Modalitiestext
Tarsk Usecoding

Available Providers (4)

ProviderModel IDInput CostOutput CostContextMax OutputDocs
Opperopenai/gpt-5.3-chat-latest$1.75/MTok$14/MTok128K16.4K
OpenAIgpt-5.3-chat-latest$1.75/MTok$14/MTok128K16.4K
302.AIgpt-5.3-chat-latest$1.75/MTok$14/MTok128K16.4K
ZenMuxopenai/gpt-5.3-chat$1.75/MTok$14/MTok128K16.4K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output