OpenAI ships GPT-6 Sol and Luna at 50% lower API prices, plus voice plugins and ads expansion
btibor91 · x · 2026-09-27
Weekly roundup of OpenAI and Anthropic news:
- OpenAI released GPT-6 Sol and Luna at API prices 50% below GPT-5.6 promotional pricing, rolling out gradually in ChatGPT Work, Codex, and the API (not yet in Chat); Luna also lands in the desktop app for Free and Go tiers
- Improved prompt caching for GPT-6 with a new dashboard and miss diagnostics
- ChatGPT Voice gained plugin support and shipped to ChatGPT Work, powered by GPT-6 Astra, Sol, and Luna
- Credit score tracking via Experian launched in ChatGPT Finances for US Plus/Pro users
- New Privacy Center, security history page, tap-to-summarize in ChatGPT Health, and change highlights in Writing Blocks, with a bigger release teased for next week
- ChatGPT Ads expanded to seven more Southeast Asian markets
(Original text truncated; Anthropic Opus 5.5 details not visible.)
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