OpenAI has begun rolling out its newest AI model, GPT-4.5, to users on its ChatGPT Plus tier.
In a series of posts on X, OpenAI said that the rollout will take “1-3 days,” and that it expects rate limits to change. GPT-4.5 launched first for subscribers to OpenAI’s $200-a-month ChatGPT Pro plan last week.
“We’d like to give everyone with access to GPT-4.5 a sizable rate limit, but we expect rate limits to change as we learn more about demand,” the company wrote in a…
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https://techcrunch.com/2025/03/05/openais-gpt-4-5-ai-model-comes-to-more-chatgpt-users/