Free Grok STT on Cloudflare
Paid (Cloudflare Unified Billing): Grok speech-to-text keyless via Cloudflare — prepaid credits, xAI pass-through pricing.
Free Grok TTS on Cloudflare
Paid (Cloudflare Unified Billing): Grok text-to-speech keyless via Cloudflare — prepaid credits, xAI pass-through pricing.
Free Grok Imagine Video on Cloudflare
Paid (Cloudflare Unified Billing): Grok video keyless via Cloudflare — prepaid credits, xAI pass-through pricing. (Video is paid on Vercel too.)
Free Grok Imagine Image Pro on Cloudflare
Paid (Cloudflare Unified Billing): high-fidelity Grok Image Pro keyless via Cloudflare — prepaid credits. For free, use Vercel.
Free Grok Imagine Image on Cloudflare
Paid (Cloudflare Unified Billing): Grok image generation keyless via Cloudflare — prepaid credits, no markup. For free, use Vercel.
Free Grok 4.20 on Cloudflare
Paid (Cloudflare Unified Billing): Grok 4.20 keyless via Cloudflare — prepaid credits, xAI pass-through pricing. For free, use Vercel.
Free Grok 4.3 on Cloudflare
Paid (Cloudflare Unified Billing): Grok 4.3 keyless via Cloudflare — prepay credits, billed at xAI pass-through rates, no markup. For free, use Vercel.
DeepSeek R1 Distill (Qwen-32B) — Cloudflare Workers AI
DeepSeek R1 Distill (Qwen-32B) free on Cloudflare Workers AI — 10,000 Neurons/day, no credit card. Note: distilled 32B, not full R1.
Free WHISPER LARGE V3 on Cloudflare
Get high-speed free access to whisper-large-v3 on Cloudflare Workers AI with 10,000 daily free neurons. No credit card required.
Free STABLE DIFFUSION 3 on Cloudflare
Get high-speed free access to stable-diffusion-3 on Cloudflare Workers AI with 10,000 daily free neurons. No credit card required.
Free FLUX 2 KLEIN on Cloudflare
Get high-speed free access to flux-2-klein on Cloudflare Workers AI with 10,000 daily free neurons. No credit card required.
Free MISTRAL SMALL 3 1 on Cloudflare
Get high-speed free access to mistral-small-3-1 on Cloudflare Workers AI with 10,000 daily free neurons. No credit card required.
Frequently Asked Questions about Cloudflare Workers AI
Does Cloudflare Workers AI offer a free tier for AI models?
Cloudflare Workers AI provides free API access or developer trial credits for select models listed on this page. Check individual endpoint details for exact quotas and rate limits.
How do I get an API key for Cloudflare Workers AI?
Sign up via the official registration link at https://dash.cloudflare.com, create an account, and generate an API key in your developer dashboard.
Are Cloudflare Workers AI endpoints compatible with OpenAI SDK?
Many endpoints provided by Cloudflare Workers AI support OpenAI-compatible chat completions or completions interfaces. Look for the "OpenAI Compatible" badge on the endpoint card.
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