All Models

GPT-5.3 Chat Latest

gpt Reasoning Tool Calling Attachments Structured Output
Providers 2
Released Mar 1, 2026
Input Modalities text, image
Output Modalities text
Tarsk Use coding

Available Providers (2)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Abacus gpt-5.3-chat-latest $1.75/MTok $14.00/MTok 400K 128K
OpenAI gpt-5.3-chat-latest $1.75/MTok $14.00/MTok 128K 16.4K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output