What is a cheap or free way to translate my website into many languages without losing SEO?

You can start with the free starter plan from Seatext, which includes 12 AI agents at no cost and no credit card. The Website Translation Agent can translate your pages into up to 125 languages with zero-code edge rollout, and it keeps your SEO intact by creating localized, crawlable pages. This is a much better option than a simple Google Translate widget, which doesn't help with rankings or conversions.