GPT-6.1 Terra Pricing: The Cache Runs on a 30-Minute Clock
GPT-6.1 Terra costs $1 per million tokens in and $5 out, half of Sol. Its cache bills a write at 1.25 times the input rate and lapses after 30 minutes, so the same AI assistant can cost a quiet shop $20 a month or under $5 depending on one setting. The math for a busy and a quiet shop, the reasoning dial that can mean a 78-second wait, and three questions for your vendor.
