All projects on Base matching “payback”

Project ROI analysis for homeowner and investor agents. Returns resale value, rental income, payback period, and alternatives, including ADU scenarios.

Calculate gross/net rental yield, income, operating costs and simple payback in OMR. Calculations only. Paid per call via x402; no API key required.

Home energy efficiency upgrades ranked by payback period: heat pump, insulation, windows, and more, with country-correct incentives applied (US IRA 30% federal tax credits, UK ECO4/Boiler Upgrade Scheme, EU/DE BEG grants, Canada Greener Homes, Australia state rebates). For homeowner and energy agents. Returns cost estimates, annual energy-bill savings, and climate-zone guidance by home type, locat

Rooftop solar estimate for a US address: system size, monthly and annual production (NASA POWER), utility rate (EIA-861 2024), installed cost (LBNL Tracking the Sun), payback, 25-year savings and the 2026 federal credit status.