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GPT-5.3 Codex

gpt-5-3-codex

Modalities

Input

textimage

Output

text
Pricing
Cost per 1 million tokens
Input
$2.1
Output
$16.8
Model Specs
Context Window
400,000
Max Output
128,000
Release Date
2026-02-15
Knowledge Cutoff
2026-01-31
Capabilities
Reasoning
Tool Calling
Vision

Last Updated: 2026-02-15

Provider: