Many comments are criticizing the usage of LLM for this use case but I do believe this will become more common in the future. For example, OpenAI's retrieval plugin leverages LLM to do PII detection [1] instead of using the traditional libraries [2].

[1] https://github.com/openai/chatgpt-retrieval-plugin/blob/main... [2] https://github.com/topics/pii-detection