What's the best place to put money for my 6 year old son or best strategy to follow? ChatGPT: 529 college savings or custodial brokerage or custodial Roth IRA

What's the best place to put money for my 6 year old son or best strategy to follow? ChatGPT: 529 college savings or custodial brokerage or custodial Roth IRA. 80-100% diversified in us. Optionally adds international. Advertisement: >SoFi Online Savings Account Better Banking is Here To Stay. Up to 3.10% APY and No Account Fees. Terms apply. GLM 4.7: 529 / Roth IRA / UGMA broad, low-cost index funds for example VTI. claude-opus-4-7-thinking Similar to GLM for accounts. Didn't mention what to invest in, said chores can be used in Roth IRA (false). Only one to give a disclaimer about financial advice. claude-opus-4-8: Similar accounts, wants to narrow it down based on additional response. Also no investment advice. claude-opus-5-max: Noted that you should invest aggressively(good idea). Differentiated college and life at the start (good). Notes downsides for custodial account for financial aid. Automation recommended (very good). Low fees recommended(good) >broad, low-cost stock index fund Good but pointing something specific would be better imo. Fable 5: Similar, mentions s&p. Less detailed. Conclusion: I would say Opus 5 is the best advice but all are better than average. I would have liked more focus in the human element, avoiding panicking. And what exactly to buy (specific tickers of low cost ETFs or something).