Quick answer: A static site behind Cloudflare can get AI without a backend and without storing an API key. Workers AI binds a model like Llama 3. 3 70B to your worker through a two-line env.
Source: [Dev.to](https://dev.to/yimtheppariyapol/cloudflare-workers-ai-add-a-free-llm-to-a-static-site-no-backend-needed-37ab)