Pricing

Free. Always.

Vulcan AI is completely free. You start with 100 credits and regenerate 100 more every 2 hours, up to 500 maximum.

100
credits to start
Instant — no card needed
+100
every 2 hours
Up to 500 max balance

Credit costs per model

Free0 credits
Trinity Large Preview
LFM 1.2B Instruct
Lite2–5 credits
Claude Haiku 4.5
GPT-5 Mini / Nano
Gemini 3 Flash
Qwen 3.5 Flash
Mistral Small 4
Standard8–12 credits
Claude Sonnet 4.6
GPT-5
GPT-5.4
Gemini 3 Pro
DeepSeek V3.2
Grok 4 Fast
Premium15–25 credits
Claude Opus 4.6
GPT-5.4 Pro
GPT-5.2 Pro

Frequently asked

Do credits expire?

No. Credits never expire. They accumulate up to a maximum of 500.

What happens if I run out?

You can still use Free tier models at no credit cost. Paid tier models will be locked until you regenerate.

Can I get more credits?

Credits regenerate automatically — 100 every 2 hours. No purchases needed.

Is there a paid plan?

Not currently. Vulcan AI is completely free to use.