Rent or buy a GPUBreak-even hours with electricity, Vast.ai/RunPod vs eBay, for 40 cards.
Buy a GPU and rent it outMonthly earnings and payback at your utilization and platform cut.
GPU rental per hourCheapest on-demand rate by card and memory tier.
Solar paybackYears for panels to pay for themselves at today's $/W and your power rate.
Home battery (ESS) paybackTime-of-use savings, cycle life and cost per kWh stored at today's LiFePO4 $/kWh.
Solar panels: price per wattRigid, folding, flexible panels and kits by $/W.
Batteries: price per WhPower stations, LiFePO4 and home batteries by $/Wh.
Shuck or buy bare?External drives vs internal drives, per TB.
Liquidation lot calculatorIs a pallet or lot worth it at its asking price?
Price per unit: staplesGroceries and household items by price per ounce, count or sheet.
LLM API costPrice per million tokens across models.