In 2025, cloud mining is one of the easiest and most popular ways for U.S. investors to start Bitcoin cloud mining and earn crypto daily.
With AI-powered hashrate optimization and renewable-energy data centers, users can mine Bitcoin without buying costly mining rigs.With just a phone or a laptop, anyone can start mining Bitcoin (BTC) or Dogecoin (DOGE) automatically and receive daily rewards.
Some legal Bitcoin cloud mining platforms, such as AutoHash, now offer short-term high-ROI contracts that can earn up to $6,232 daily in verified payouts. This makes AI cloud mining one of the most realistic and sustainable ways to earn passive crypto income online in 2025.
As crypto regulations tighten and clean-energy mining expands, legal cloud mining in the U.S. is becoming the ideal choice for investors seeking transparent and steady crypto returns.
1. AutoHash — Swiss-Regulated AI Cloud Mining Platform
Trustpilot: https://www.trustpilot.com/review/autohash.com
AutoHash is one of Switzerland’s leading AI Bitcoin cloud mining platforms, combining intelligent hashrate optimization with eco-friendly mining farms.
Its proprietary OptiHash AI Engine analyzes global energy prices and network difficulty in real time, automatically reallocating power to maximize profitability.
It offers 1- to 6-day Bitcoin and Dogecoin mining plans, with daily ROI rates up to 8.2%, ideal for passive crypto income seekers.
New users receive a starter bonus to experience mining without hardware or maintenance costs. Withdrawals usually process within 3 minutes, and the platform supports BTC, DOGE, ETH, and LTC.
👉 Visit the official AutoHash website to view the full list of investment plans and learn how AI cloud mining can generate daily passive income.
2. BitFuFu — Bitmain-Backed Professional Mining Service
Trustpilot: https://www.trustpilot.com/review/bitfufu.com
BitFuFu, backed by Bitmain, is a professional Bitcoin cloud mining service trusted by U.S. users.
It connects user-leased hashrate directly to Bitmain’s own data centers, ensuring transparent fee structures and real-time performance tracking.
The platform primarily supports BTC and BCH, offering flexible short- and mid-term contracts.
With data centers across the U.S. and Iceland powered by renewable energy, BitFuFu combines industrial-grade performance with retail accessibility.
3. ECOS — Armenia’s Licensed Green-Energy Mining Ecosystem
Trustpilot: https://www.trustpilot.com/review/ecos.am
ECOS, based in Armenia’s Free Economic Zone, is one of the first government-licensed Bitcoin cloud mining platforms in the world.
It provides access to BTC, LTC, ETH, and XRP contracts, payable in both fiat and stablecoins.
Beyond cloud mining, ECOS also offers auto-reinvestment tools, profit-tracking dashboards, and portfolio simulators — perfect for investors aiming for steady, long-term passive returns.
The company maintains strong credibility, with a Trustpilot rating near 4.5 stars.
4. NiceHash — The World’s Largest Hashrate Marketplace
Trustpilot: https://www.trustpilot.com/r