All Models

GPT-5.3 Codex XHigh

gpt Reasoning Tool Calling Attachments Structured Output
Providers 1
Released Feb 5, 2026
Input Modalities text, image, pdf
Output Modalities text
Tarsk Use coding

Available Providers (1)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Abacus gpt-5.3-codex-xhigh $1.75/MTok $14.00/MTok 400K 128K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output