AI-ROUTER

Updated Sep 12, 2026

Open weights Reasoning ≥3 providers5 of 5 models

Model	1M input	1M output	1M cache read	Context	Released
GPT-5.6 Luna	$1	$6	$0.1	1.1M	Jul 9, 2026
GPT-5.6 Sol	$5	$30	$0.5	1.1M	Jul 9, 2026
GPT-5.6 Terra	$2.5	$15	$0.25	1.1M	Jul 9, 2026
GPT-5.5	$5	$30	$0.5	1.1M	Apr 23, 2026
GPT-5.4	$2.5	$15	$0.25	1.1M	Mar 5, 2026