New tool tracks training cutoff dates and release ages for 20 AI models

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A developer has launched a web tool called 'Stale' that displays the training data cutoff dates and release ages for 20 major AI language models. The tool aims to help users understand how outdated a model's knowledge may be relative to the current date. It was shared on Hacker News, where it attracted modest early attention. The project highlights a growing concern in the AI community about the gap between when models are trained and when they are actually used by the public.

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