The cheapest model within 5 points of the frontier costs $5.00 per million output tokens (GPT-6.1 Terra), against $50.00 for the frontier model (GPT-6 Astra)
$10.00 when the terminal began logging it on 2026-09-25 · OpenRouter's public price list against Epoch's capabilities index · a million tokens is roughly 750,000 words
AI · AI · OpenRouter and Epoch AI · 7 Nov 2026