How are they delivering 5.6 Sol on instant mode?
OpenAI (@OpenAI)
We’re making better intelligence easier to access in ChatGPT for everyone:
GPT-5.6 Sol now powers both Instant and deep reasoning for Plus & Pro users, delivering more factual, focused responses.
Free & Go users get unlimited text chats with GPT-5.6 Luna starting tomorrow.
Video
— https://nitter.net/OpenAI/status/2085434712429052386#m