GPT-5.1

OpenAI · GPT / ChatGPT series · released 13 Nov 2025

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$1.25 in / $10 out per million tokens · 400k context · reasoning mode

Thread	Subreddit	Opinions	Index
Looks like the era of subsidised compute is coming to an end. The old ChatGPT Pro $200 20x plan will be halved. The new $500 plan will have similar limits as the (old) $200 plan.	r/LocalLLaMA	1	–