GPT-5.1-Codex pricing

GPT-5.1-Codex (openai/gpt-5.1-codex) from openai on Zoo Gateway: $1.39 per million input tokens and $11.1 per million output tokens. Context window 400K. Prices are per million tokens through Zoo Gateway.

GPT-5.1-Codex

openai/gpt-5.1-codex

400K context

Input / 1M$1.39

Output / 1M$11.1

Cache / 1M$0.14

Write / 1M—

494ms TTFT