Free Phoenix 1.0 API on Cloudflare
Free Phoenix 1.0 image API via Cloudflare Workers AI — Leonardo's coherent text-to-image with negative prompts within 10,000 free Neurons/day.
Free Lucid Origin API on Cloudflare
Free Lucid Origin image API via Cloudflare Workers AI — Leonardo's high-fidelity text-to-image up to 2500px within 10,000 free Neurons/day.
Free FLUX.1 [schnell] API on Cloudflare
Free FLUX.1 [schnell] image API via Cloudflare Workers AI — high-quality text-to-image in 1-8 steps within 10,000 free Neurons/day.
Free Nemotron-3 120B API on Cloudflare
Free Nemotron-3 120B-A12B API via Cloudflare Workers AI — NVIDIA's large MoE reasoning model within 10,000 free Neurons/day.
Free QwQ 32B API on Cloudflare
Free QwQ 32B API via Cloudflare Workers AI — reasoning-focused model strong at math and code within 10,000 free Neurons/day.
Free Qwen3 30B-A3B API on Cloudflare
Free Qwen3 30B-A3B API via Cloudflare Workers AI — efficient MoE reasoning and 100+ languages within 10,000 free Neurons/day.
Free Gemma 3 12B API on Cloudflare
Free Gemma 3 12B API via Cloudflare Workers AI — multilingual, vision-enabled open model within 10,000 free Neurons/day.
Free Gemma 4 26B API on Cloudflare
Free Gemma 4 26B API via Cloudflare Workers AI — Google's efficient multilingual open model within 10,000 free Neurons/day.
Free GPT-OSS 20B API on Cloudflare
Free GPT-OSS 20B API via Cloudflare Workers AI — fast open-weight reasoning within 10,000 free Neurons/day.
Free GPT-OSS 120B API on Cloudflare
Free GPT-OSS 120B API via Cloudflare Workers AI — OpenAI's open-weight flagship reasoning within 10,000 free Neurons/day.
Free GLM-4.7 Flash API on Cloudflare
Free GLM-4.7 Flash API via Cloudflare Workers AI — fast bilingual chat and agents within 10,000 free Neurons/day.
Free Kimi K2.6 API on Cloudflare
Free Kimi K2.6 API via Cloudflare Workers AI — frontier open-weight agentic reasoning within 10,000 free Neurons/day.
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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