Advancing the price-performance frontier with GPT‑5.6
OpenAI cuts GPT-5.6 Terra and Luna pricing, crediting Sol's efficiency work for enabling the drop.
3 items · 3 sources · 3 days
Operational story trace
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Latest change
OpenAI shipped an improved GPT-5.6 Sol in ChatGPT on Aug 6 and expanded GPT-5.6 Luna to free users with unlimited everyday chats.
OpenAI cut GPT-5.6 pricing sharply on Jul 30 — Terra down 20%, Luna down 80% — crediting the smaller Sol model's role in the efficiency gain. A same-week roundup pinned the driver as recursive self-optimization: the cost of GPT-5.4-level intelligence fell 13x in four months.
State over time
OpenAI cuts GPT-5.6 Terra and Luna pricing, crediting Sol's efficiency work for enabling the drop.
AINews explains the cut as distillation-driven: GPT-5.4-level intelligence now costs 13x less than four months ago.
OpenAI improves Sol's quality in ChatGPT and gives free users unlimited access to Luna.
OpenAI cuts GPT-5.6 Terra and Luna pricing, crediting Sol's efficiency work for enabling the drop.
AINews explains the cut as distillation-driven: GPT-5.4-level intelligence now costs 13x less than four months ago.
OpenAI improves Sol's quality in ChatGPT and gives free users unlimited access to Luna.
What to watch — open questions
Storylines are threaded mechanically from the feed: stories that share a distinctive anchor across multiple days and sources. Each item links to its original source. The evidence trace, current state, and open questions are written by the editor routine and refreshed whenever a new beat lands.