Free AI Startup Idea Validator
An idea validation tool that says no: honest verdict, 60+ live sources. Only 17.5% of ideas earn a Go.
Preuve AI is a startup validation tool that scans 60+ live data sources - including Crunchbase, Google Trends, Reddit, Product Hunt, and G2 - to generate a viability score, map up to 15 competitors with funding and pricing data, and surface blind spots before you build. Over 9,000+ startup ideas have been analyzed across 13 industries since 2026. According to CB Insights, 42% of startups fail because there is no market need - the blind spot Preuve AI catches. Free scans take 60 seconds. Full Founder Reports cost $59 one-time with a 14-day guarantee.
Free scan · No card · Results in 60 seconds
How it works
How this free startup idea validator works
Describe your idea
Who it is for, what it does, how it makes money. More detail gets a sharper verdict.
10 AI agents read the market
Market, competitors, community, finance and news, in parallel. A cross-validator checks every claim.
Get your verdict
In about 60 seconds: a score from 0 to 100, your top risks and 2 competitors, each tied to a source.
Then talk to 5 to 10 buyers yourself. No tool does that part for you.
From a real report
What your free verdict tells you
A real verdict from a public report, WasteZero Ads Agent. Your free scan shows three parts of it: the score, the top risks and 2 competitors.
74/100STRONG
Verified
HIGH POTENTIAL
This idea has legs.
- No Moat: Google and Meta control API access.
- Blind Spots: Funded agents plus free platform automation.
Google Performance Max
High threatWeak spot
It cannot see or optimize Meta Ads, so merchants on both Shopify and Facebook get no cross-platform budget shifts.
AdsGency AI
High threatWeak spot
Reviews mention UI bugs and a steep learning curve for non-technical users.
13 more competitors in the full report
Score and verdict
A score from 0 to 100 and a one-line verdict.
Top risks
The risks that pull your idea down most, one line each. Fix the biggest one first.
2 competitors
Two rivals, each with its threat level and one weak spot. The full report maps up to 15.
“Much different from ChatGPT or Claude.”
I do not regret any cent spent. I keep coming back to my report.
MichalSaaS FounderBenchmark
Where 6,000+ ideas landed
Only 17.5% earn a Go. Most ideas land in Caution, and the top fixable gap is go-to-market.
- 17.5%Go, 70 and above
- 76.0%Caution, 40 to 69
- 6.4%No-go, under 40
54Median score
Top risks
- Early stage36.9%
- Go-to-market25.7%
Benchmark, 3rd edition, July 2026. A cleaned, like-for-like set from 6,000+ analyses.
See all figuresEvidence
Built on real sources
Your idea is read against 60+ live sources: competitors, funding, market data, forum threads and news. Every claim links to the page it came from. An assumption says it is an assumption.
Competitors come with funding and pricing.
- Crunchbasecrunchbase.com
- PitchBookpitchbook.com
- SEC EDGARsec.gov
- Product Huntproducthunt.com
- G2g2.com
- Capterracapterra.com
- Trustpilottrustpilot.com
- App Storeapps.apple.com
Community signals come from Reddit, Quora and niche forums.
- Redditreddit.com
- Quoraquora.com
- Hacker Newsycombinator.com
- Indie Hackersindiehackers.com
Market size comes with its method.
- Grand Viewgrandviewresearch.com
- Statistastatista.com
- Google Trendstrends.google.com
- IBISWorldibisworld.com
The scoring model runs several times. When the runs disagree, the verdict reruns until they converge.
FAQ
Free idea validator questions
Yes. No card, about 60 seconds. You get your score, your top risks and 2 competitors. The free report locks after 7 days. The full Founder Report is $59 one-time.
Next: talk to buyers. The customer discovery questions to ask