Vast.ai
Vast.ai is a hosting technology company based in San Francisco, USA, founded in 2018. As of 2026 it holds an HRI of 79/100, a solid signal, ranked independently by HostList with no paid placements.
GPU rental marketplace that aggregates spare NVIDIA GPU capacity from many providers, letting you rent compute for AI, machine learning, and rendering at some of the lowest prices available, with spot and on-demand options.
Measured on this provider's public website, not customer sites on their platform.
We are manually deploying identical test website instances across the top 200 hosts by HRI rank. Rollout details.
How we measure this →Reviews & company details
Before You Sign Up
Promoted placement. Does not affect HRI, ranking order or eligibility.
What Vast.ai Discloses
Facts the company has published and HostList has verified. Blanks are informative: a question a host has not answered cannot be answered on its behalf. Completeness measures how much this host discloses, not how good it is.
24 of 25 questions unanswered
- Entry plan price
- Refund window
- Verified coupon
- Status page
- Incident history feed
- Uptime SLA
- Ownership
- Legal entity
- Data residency
- GDPR DPA
- Datacenter regions
- Storage
- Security contact
- Certifications
- Data centre model
- Support
- Support languages
- Published plans
- Renewable energy
- Description
- Logo
- Social profiles
- YouTube
- Changelog
1 of 25 applicable facts disclosed. Hosts control this section. HostList verifies every entry and never charges for it.
What Customers Say About Vast.ai
Share Your ExperienceAggregate scores sourced from third-party review platforms. The quotes below are stored excerpts, linked back to their source; click through to read each one in full.
What people are saying
Trustpilot★☆☆☆☆I lost 2000 grands on vast.ai“I lost 2000 grands on vast.ai. don’t use vast ai its completely scam.”
Trustpilot★☆☆☆☆I hosted my rig on Vast.ai…“I hosted my rig on Vast.ai approximately 6 months ago, and the earnings are visible in my dashboard. However, when I try to withdraw my funds, none of the available digital payment options work successfully. I have attempted multiple withdrawal methods, but the payments are not being received. I have also been in…”
Trustpilot★★★★★Very helpful support“Very helpful support, helped me with multiple issues and were very kind while doing so. They have found a solution each time i message them.”
Trustpilot★☆☆☆☆Verified host reduced GPU performance after 1 month upfront payment — 6-day downtime, zero support response“I rented a GPU instance on a Vast.ai Verified host and paid $231 upfront for a full month. Shortly after, I discovered the host had silently reduced the GPU performance by 22% with no notice and no price adjustment — I was paying full price for a degraded machine. On top of that, the instance went completely offline…”
Trustpilot★★★★★I've been hosting my high-end GPU…“I've been hosting my high-end GPU setups on Vast.ai for several months now, and overall, it has been an excellent platform for monetizing my hardware. The system is highly technical, giving hosts full control over their configurations, and when everything is running smoothly, the rental demand is solid.”
Quoted from public third-party discussions; HostList does not edit review text.
Where Vast.ai Ranks
Live positions across the HostList Best rankings, by HRI™. Positions are earned, never bought.
Waiting on data
HostList only shows what it can verify. Each of these sections appears the moment the data exists.
Interview
No WP Legends interview recorded with Vast.ai.Deals
No active deals. Deals appear once Vast.ai claims this profile and posts them.Claim to post dealsFrequently Asked Questions About Vast.ai
Is Vast.ai a good web hosting company?
Vast.ai has a HRI™ of 79/100 on HostList.io with a Trustpilot score of 4.1/5, placing it among the better-rated providers in its category. HRI (HostList Ranking Index) is calculated algorithmically from trust signals, profile completeness, data freshness, and performance data, no provider can pay to improve it. A score of 70–79 indicates a solid provider with good trust signals.
What type of hosting company is Vast.ai?
Vast.ai is classified as a hosting technology provider on HostList.io. Use the HostMatch™ tool at hostlist.io/match to describe your project requirements and get a ranked recommendation from 30,000+ hosting providers including Vast.ai.
Where is Vast.ai based?
Vast.ai is headquartered in San Francisco, USA. Hosting companies based in USA are listed at hostlist.io/hosting/usa.
How does Vast.ai compare to other web hosting companies?
Vast.ai can be compared to any other hosting provider using HostList.io's side-by-side comparison tool at hostlist.io/compare. The tool shows both providers' HRI™ breakdowns, sub-scores (Trust, Completeness, Freshness, Performance), and review data side by side. Vast.ai has a current HRI of 79/100.
Does Vast.ai offer coupons or discounts in September 2026?
Vast.ai has no HostList-verified coupon code right now. Hosting providers commonly discount the first term of shared and WordPress plans, with the lowest prices on longer billing cycles. For codes checkout-verified across the market this month, see hostlist.io/deals/web-hosting-coupons, updated continuously.
How Vast.ai's Score Is Calculated
HRI is calculated algorithmically based on publicly available data. It considers trust signals (reviews, ratings), data completeness, freshness of information, and technical performance. No host can pay to improve their score.
Full methodology →