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Broad artificial intelligence coverage.

AISep 22, 2026OpenAI

Better prompt caching for GPT-6

OpenAI’s GPT-6 caching upgrades are infrastructure for agents that run for hours — cheaper tokens, faster turns, and tools to see when reuse breaks.

AISep 22, 2026OpenAI

Introducing GPT-6 Sol and Luna

OpenAI extends GPT-6 beyond Astra with Sol and Luna — half the API price of 5.6, stronger work/coding scores, and fewer flagged factual mistakes.