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GPT-5.1-Codex-Mini

GPT-5.1-Codex-Mini by OpenAI: intelligence index 60.1, $0.25 in / $2.00 out per 1M tokens, 400K context, with a source on every number.

Vendor
OpenAI
Intelligence index
60.1
Price per 1M tokens
$0.25 in · $2.00 out
Context
400K tokens
Released
2025-11-13

Sources