← Artificial Acceleration
OpenAI · GPT series

GPT-4.1

Released 14 Apr 2025 · 18 days after GPT-4o (March 2025, chatgpt-4o-latest)
Intelligence
—
no index score yet
Price
$3.50
per 1M tokens, 3:1 in/out · $2 in / $8 out
Speed
—
not measured
Weights
Closed
US lab

OpenAI’s best score over time

9 Jul 202626 Oct 2026
← previous from OpenAIGPT-4o (March 2025, chatgpt-4o-latest)