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gpt-5.1-codex
Detailed information about gpt-5.1-codex AI model
At a glance
Modalities
Context window
400,000
Pricing
$1.25$10.00
Capabilities
Tool Calling
Connect the model to external tools and systems.
Structured outputs
Return responses in a specific, organized format.
Reasoning
The model thinks before responding.
Pricing Details
Input
Tokens
$1.25/1M tokens
Cache read
$0.13/1M tokens
Output
Tokens
$10.00/1M tokens
Model Owner
Available Providers
OpenRouter
openrouter/gpt-5.1-codex
Released on 11/13/2025