Getting Started
New to GPU hosting? Start here. From your first Vast.ai listing to automated pricing in minutes.
What Is GPU Hosting? How Idle Graphics Cards Earn Real Money
A plain-language introduction to GPU marketplaces: who rents compute, what hardware earns, and what it takes to become a host.
How to Become a Vast.ai Host: The Complete Walkthrough
Every step from bare hardware to your first listing: requirements, software install, verification, and the settings that matter on day one.
How to Create a Vast.ai API Key (and Keep It Safe)
Where to find your Vast.ai API key, what it can and cannot do, and the security practices every host should follow.
The Best GPUs for Marketplace Hosting in 2026
RTX 4090, 5090, workstation and datacenter cards compared for rental demand, power draw, and payback time.
GPU Autopilot Quick Start: Automated Pricing in 3 Minutes
Connect your API key, pick your machines, set a floor, and let the pricing agent take over. The full setup, screenshot by screenshot.
Pricing & Strategy
How marketplace pricing really works, and how to position your machines to win rentals.
How Vast.ai Pricing Actually Works: Sort Order, Bids, and Winning Rentals
Renters sort by price. Understand how listings compete, how on-demand and interruptible pricing interact, and where hosts lose rentals.
Asking Price vs Rented Price: The Only Number That Matters
Unsold listings tell you what sellers wish for. Rented listings tell you what buyers pay. Why the market clearing price should drive every decision.
How to Set Your Price Floor: Break-Even Math for GPU Hosts
Your floor is the one number automation never crosses. How to calculate it from electricity, hardware payback, and your appetite for idle time.
Bid Offset Explained: Win Rentals Without Racing to the Bottom
The gap the agent keeps between you and the cheapest competitor moves your price both ways. How to choose an offset that earns instead of bleeds.
Interruptible Pricing on Vast.ai: Earn From Spot Renters
Interruptible rentals fill gaps your on-demand price leaves open. How spot bidding works and how to automate the discount.
Storage and Bandwidth Pricing on Vast.ai: Numbers Hosts Get Wrong
Storage and bandwidth prices quietly decide whether renters pick your machine. What the market actually charges and where to set yours.
GPU Autopilot Strategy Modes: Pick How Hard Your Fleet Competes
From patient to aggressive: what each strategy mode does, which machines suit which mode, and how to read the results in your activity feed.
Host Setup & Best Practices
Ubuntu, drivers, cooling, power, and security. Build a rig that earns around the clock.
Ubuntu Server Setup for GPU Hosting: A Host's Checklist
The OS install, driver, Docker, and networking checklist that separates a rig that earns from a rig that pages you at 3 AM.
Why Auto Updates Kill GPU Host Uptime (and How to Disable Them)
Ubuntu's unattended upgrades can restart services and break drivers mid-rental. How to take back control of when your host updates.
Custom NVIDIA Fan Curves for 24/7 GPU Hosting
Stock fan profiles are tuned for gaming sessions, not week-long rentals. Set a curve that holds temps and protects your hardware investment.
GPU Power Limits: Cut Electricity Costs Without Losing Renters
Most GPUs earn nearly the same at 80% power. How to set and persist power limits, and what it does to your margin per rental hour.
SSH Security for GPU Hosts: Keys, Fail2ban, and Sleeping at Night
Your host is a public server now. Key-only login, brute-force protection, and the handful of habits that keep it yours.
Burn-In Testing: Prove Your Rig Is Stable Before Renters Do
A machine that crashes mid-rental earns bad reliability stats for months. How to stress GPUs, VRAM, and cooling before you list.
Troubleshooting
Ports, verification, offline machines. Step-by-step fixes for the problems every host hits.
Vast.ai Port Not Listening: A Step-by-Step Diagnosis
Work from the machine outward: local service, firewall, NAT, then the marketplace's view. Find where the connection actually dies.
Machine Deverified on Vast.ai? It Might Be a Sync Issue
Sometimes the private and public verification states disagree and your machine looks deverified while working fine. How to tell, and what to do.
Port Forwarding and NAT for GPU Hosts: Get Traffic to Your Machine
Renters connect to your machine from the open internet. Router port ranges, static LAN addresses, and how to verify from outside your network.
Your Vast.ai Machine Went Offline: The 10-Minute Checklist
Power, network, daemon, drivers, disk. A fixed order of checks that finds the cause fast and gets you back on the market.
Features & Automation
Deep dives into every GPU Autopilot feature and how to get the most out of each one.
Discord and Telegram Alerts: Watch Your Fleet Without Watching
Rentals starting, prices moving, machines misbehaving: route the events that matter to the apps you already have open.
Weekend Pricing With the Scheduler: Day-of-Week Floors
Demand is not flat across the week. Set lower weekend floors to stay rented, keep weekday floors firm, and let the agent switch on time.
GPU IQ: Compare Six GPU Marketplaces Before You Buy or Price
Utilization, supply, and demand for your GPU type across Vast.ai, RunPod, and four more platforms. Where your hardware earns best.
The Activity Log: Every Price Change Explained, No Black Box
Updated, held, skipped, rented: how to read the audit trail, and why seeing the reasoning behind every decision matters for trust.
Know Your True Margin: The Power Cost Calculator
Electricity is the cost most hosts guess at. Enter your rate and hardware, and see the real hourly cost behind every rental.
Business & ROI
The economics of GPU hosting: utilization, margins, scaling, and the value of your time.
GPU Hosting ROI: What $5 a Month Buys Back in Time and Rentals
One extra rented hour covers the subscription. The honest math on automation cost, your hourly rate, and missed 3 AM price moves.
Utilization Beats Price: The Math GPU Hosts Get Backwards
A machine rented at $0.34 out-earns one listed at $0.50 that sits idle. Why rented hours, not listing price, decide your monthly number.
Manual vs Automated GPU Pricing: A Week in the Life
What actually happens to a manually priced machine over seven days, hour by hour, compared to one repriced every few minutes.
From One Rig to a Fleet: Scaling GPU Hosting Without More Hours
The habits that work for one machine collapse at five. Fleet-wide settings, monitoring, and the operational playbook for growing hosts.