Gemini offers a free version that is great for basic tasks and quick questions....

https://wiki-byte.win/index.php/Gemini_Subscription_Charged_Me_Twice:_A_Strategist%E2%80%99s_Guide_to_Billing_Nightmares

Gemini offers a free version that is great for basic tasks and quick questions. For power users, the Google One AI Premium plan is $19.99 per month. This upgrade gives you Gemini Advanced for complex reasoning plus 2TB of cloud storage for your files