Cloudflare Workers AI free API key: how to get one
10,000 "neurons" of compute a day on the free Workers plan, roughly a few hundred short answers.
Checked October 2026. Limits are set by each company and change often.
Cloudflare Workers AI
- Kind
- Always free, no card needed
- Free limits
- 10,000 "neurons" of compute a day on the free Workers plan, roughly a few hundred short answers.
- Models
- Llama 3.3 70B, GPT-OSS 120B, Qwen Coder and more
How to get it
- Create a free Cloudflare account.
- Create an API token with Workers AI permission.
- Coming to MultiScreenAI soon: it needs your account ID as well as the key.
Then use it with every other AI at once
Paste the key into MultiScreenAI next to any others you have. One message goes to every model on one screen, and test mode times them and hides the names. A few free keys together go a long way.
Questions
Is the Cloudflare Workers AI API key really free?
Yes, there is a free tier, with no card needed. 10,000 "neurons" of compute a day on the free Workers plan, roughly a few hundred short answers.
Which models does a free Cloudflare Workers AI key reach?
Llama 3.3 70B, GPT-OSS 120B, Qwen Coder and more
Can I use the Cloudflare Workers AI key with other AIs at the same time?
Yes. Paste it into MultiScreenAI next to your other keys and one message goes to every model at once, answers side by side.
Other free API keys
- Gemini
- Groq
- OpenRouter
- Vercel AI Gateway
- Mistral
- Cerebras
- NVIDIA NIM
- SambaNova
- SiliconFlow
- GLM (Z.ai)
- Cohere
- Hugging Face
- Fireworks
- Qwen
- Pollinations
- OpenAI (ChatGPT)
- Claude (Anthropic)
For AI agents: this page as Markdown