GPT 5.1 Codex Max pricing

GPT 5.1 Codex Max (openai/gpt-5.1-codex-max) 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 Max

openai/gpt-5.1-codex-max

400K context

Input / 1M$1.39

Output / 1M$11.1

Cache / 1M$0.14

Write / 1M—

226 t/s throughput

1.1s TTFT