OpenAI Slashes API Prices: GPT-5.6 Luna Down by 80%
cto_junior · x · 2026-07-31
OpenAI announced its commitment to pushing the model frontier across cost efficiency, capability, and speed by significantly reducing API prices.
Specifically, prices for GPT-5.6 Luna are reduced by 80% and GPT-5.6 Terra by 20%, alongside a faster API option for GPT-5.6 Sol. The lower prices for Luna and Terra are also reflected in usage counting for Codex and ChatGPT Work, extending users' effective usage limits.
Related event: OpenAI Launches GPT-5.6 with Massive API Price Cuts(29 posts)→
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