AIs can guess where Reddit users live and how much they earn

https://www.newscientist.com/article/2400514-ais-can-guess-where-reddit-users-live-and-how-much-they-earn/

Large language models (LLMs) like GPT-4 can identify a person’s age, location, gender and income with up to 85 per cent accuracy simply by analysing their posts on social media.

When given the posting history of those users, some of the LLMs were able to identify many of these attributes with a high degree of accuracy. GPT-4 achieved the highest overall accuracy with 85 per cent, while LlaMA-2-7b, a comparatively low-powered LLM, was the least accurate model with 51 …

accuracy age attributes gender gpt gpt-4 high history identify language language models large llms location media posts privacy social social media