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gpt-5.3-codex
gpt-5.3-codex
Modalities
Input
textimagepdf
Output
text
Pricing
Cost per 1 million tokens
Input
$2.1
Output
$16.8
Model Specs
Context Window
400,000Max Output
128,000Release Date
2026-02-05Knowledge Cutoff
2025-08-31Capabilities
Reasoning
Tool Calling
Vision
Last Updated: 2026-02-05
Provider: