NanoGPT (Reseller)
GPT 5.1 Codex Max Pricing
API pricing for GPT 5.1 Codex Max via NanoGPT. Input tokens cost $2.5/1M, output tokens cost $20/1M with 400K context window.
Last updated:
ReasoningToolsVision
Input Cost
$2.5
per 1M tokens
Output Cost
$20
per 1M tokens
Context Window
400K
tokens
Cost Calculator
Estimated Cost:
$0.00
Model Details
Reseller NanoGPT
Model ID openai/gpt-5.1-codex-max
Context Window 400K tokens
Max Output 128000 tokens
Sources