OpenAI: GPT-5.3-Codex

OpenAI · family gpt-5.3-codex

Identity and capabilities

Known source identifiers: openai-direct: gpt-5.3-codex · openrouter: openai/gpt-5.3-codex

openai/gpt-5.3-codex · availability available · verified 45 h ago · source official api

Provider limits: context 400,000 · maximum output 128,000 · vision Yes · reasoning Yes · tool use Yes

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cached input	Standard	Default context	$0.175	per 1M tokens	`0.000000175`
Input	Standard	Default context	$1.75	per 1M tokens	`0.00000175`
Output	Standard	Default context	$14.00	per 1M tokens	`0.000014`

gpt-5.3-codex · availability available · verified 45 h ago · source official pricing page

Provider limits: context Unknown · maximum output Unknown · vision Unknown · reasoning Unknown · tool use Unknown

Pricing components as published by the source
Component	Service tier	Context	Price	Unit	As published
Cached input	Fast	Default context	$0.35	per 1M tokens	`$0.35`
Cached input	Standard	Default context	$0.175	per 1M tokens	`$0.175`
Input	Fast	Default context	$3.50	per 1M tokens	`$3.50`
Input	Standard	Default context	$1.75	per 1M tokens	`$1.75`
Output	Fast	Default context	$28.00	per 1M tokens	`$28.00`
Output	Standard	Default context	$14.00	per 1M tokens	`$14.00`

No officially confirmed promotion applies to this model.