Free Local AI Tools & Calculators (2026)
Free, no-signup calculators for running AI on your own hardware. Each one answers a question we got tired of estimating by hand. More on the way.
LLM VRAM Calculator
Pick a model, quantization, and context length — see how much GPU memory it needs and which graphics cards can run it.
Open tool →Local AI vs Cloud API Cost Calculator
Compare the real monthly cost of buying a GPU, paying a cloud API per token, or renting a GPU — with your break-even point in months.
Open tool →Prefer reading? Start with the GPU buying guide or best local AI models by VRAM.