Cloudflare Workers AI Has a Free API: Run AI Models at the Edge with Zero Infrastructure

What is Workers AI? Workers AI lets you run AI models on Cloudflare's edge network — text generation, image classification, embeddings, speech-to-text, translation, and more. No GPU provisioning, no model hosting. Free tier: 10,000 neurons/day (enough for ~100+ requests). Quick Start npm create cloudflare@latest my-ai-app -- --template worker-typescript cd my-ai-app # wrangler.toml [ai] binding = "AI" Text Generation (LLM) export default { async fetch(request: Request, env: Env) { const response = await env.AI.run("@cf/meta/llama-3.1-8b-instruct", { messages: [ { role: "system", content: "You are a helpful assistant." }, { role: "user", content: "Explain WebAssembly in 3 sentences." }, ], max_tokens: 256, }); return Response.json(response); }, }; Streaming Responses const stream = await env.AI.run("@cf/meta/llama-3.1-8b-instruct", { messages: [{ role: "user", content: "Write a poem about coding" }], stream: true, }); return new Response(stream, { headers: { "Content-Type": "text/event-