Fireworks free API key: how to get one
A small starter credit for new accounts, at 10 requests a minute until you add a payment method.
Checked October 2026. Limits are set by each company and change often.
Fireworks
- Kind
- Free credit, no card needed
- Free limits
- A small starter credit for new accounts, at 10 requests a minute until you add a payment method.
- Models
- Kimi K3, GLM-5.3, MiniMax M3.1 Flash, GPT-OSS, Llama 4
How to get it
- Sign up at fireworks.ai.
- Open API Keys and create one.
- Paste it under Fireworks.
Fireworks models in MultiScreenAI
The free tier covers Kimi K3, GLM-5.3, MiniMax M3.1 Flash, GPT-OSS, Llama 4; the others need paid usage on the same 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 Fireworks API key really free?
You get free credit, with no card needed. A small starter credit for new accounts, at 10 requests a minute until you add a payment method.
Which models does a free Fireworks key reach?
Kimi K3, GLM-5.3, MiniMax M3.1 Flash, GPT-OSS, Llama 4
Can I use the Fireworks 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
- Qwen
- Cloudflare Workers AI
- Pollinations
- OpenAI (ChatGPT)
- Claude (Anthropic)
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