OpenAI: GPT-5.1-Codex-Max

OpenRouter

GPTtextimage

Pricing

Input Price

$1.25

Output Price

$10

Cached Input

$0.125

Batch Input

—

Batch Output

—

per 1M tokens · USD

View official pricing →

Capabilities

Context400K

Max Output128K

Tools✓

Batch—

Caching—

Price History

Field	Old	New	Change	Date
cached_input_price_per_million	—	$0.125		2026-08-28

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