GPT-6.1 Sol costs what GPT-6 Sol did, and only the cache got cheaper
A fifth of Astra’s price, yes. Against GPT-6 Sol, the only price that moved is cached input, cut from $0.20 to $0.10.
Tag: gpt
GPT-5.6 price cut: Luna drops 80%, Sol stays at $5
Somebody on your team benchmarked GPT-5.6 three weeks ago and picked a tier. That estimate is now wrong. On 30 July OpenAI cut the API price of GPT-5.6 Luna by ...
GPT-5.6 vs GPT-5.5: what actually changed
OpenAI started previewing GPT-5.6 in June 2026, and the first surprise is that GPT-5.6 isn't a model, it's three. The new naming splits the generation number from the capability tier, ...