Your idea gets a
verdict, not a vibe check.
Builder AI defends your idea. Guardian AI tries to destroy it. Three rounds. One verdict. Based on 1,310+ real startup failures — not opinions.
Three ways to validate
Choose your depth. Every tier builds on the last.
Instant pattern scan
Your idea scored against 30 failure patterns in under 30 seconds. Confidence score, risks, and recommendations.
Put your idea on trial
Builder AI defends your idea. Guardian AI attacks it. Three rounds of adversarial debate using real startup failure data.
Know your market before you build
Live market research via Perplexity. Competitor analysis. TAM/SAM/SOM sizing. Revenue model assessment. Then the full Guardian debate.
Test your idea
Free instant results. Subscribers get the full Guardian debate or Venture Verdict emailed automatically.
Compare plans
Every tier includes everything below it.
| Feature | Quick Check Free | Guardian Debate $29/mo | Venture Verdict $199/mo |
|---|---|---|---|
| Instant pattern matching | ✅ 30 patterns | ✅ 30 patterns | ✅ 30 patterns |
| Confidence score & risks | ✅ | ✅ | ✅ |
| Instant validations | 5/hour | Unlimited | Unlimited |
| Deep analyses | — | 30/month (5/day) | 50/month (10/day) |
| Builder vs Guardian debate | — | ✅ 3 rounds | ✅ 3 rounds |
| Graveyard matching | — | ✅ 1,310+ failures | ✅ 1,310+ failures |
| Report emailed to you | — | ✅ ~7 min | ✅ ~12 min |
| Perplexity market research | — | — | ✅ Live data |
| TAM/SAM/SOM market sizing | — | — | ✅ |
| Competitor analysis | — | — | ✅ With funding data |
| Revenue model assessment | — | — | ✅ |
| Unfair advantage analysis | — | — | ✅ |
| API access | — | ✅ | ✅ |
| Email verification | Not required | ✅ Secure | ✅ Secure |
| Annual pricing | — | $249/yr (save 28%) | $1,499/yr (save 37%) |
| Per-report option | — | $14.99 one-time | $49.99 one-time |
Start free. Upgrade when it matters.
No credit card required for Quick Check.
Quick Check
Instant pattern scan
- ✓ 30 failure patterns tested
- ✓ Confidence score & risks
- ✓ Category detection
- ✓ 5 validations per hour
Guardian Debate
Put your idea on trial
- ✓ Everything in Quick Check
- ✓ ⚔️ 3-round adversarial AI debate
- ✓ Builder defends, Guardian attacks
- ✓ Graveyard: 1,310+ failures matched
- ✓ Full report emailed + PDF (~7 min)
- ✓ 30 debates/month (5/day)
- ✓ API access
Venture Verdict
Know your market before you build
- ✓ Everything in Guardian Debate
- ✓ 📊 Perplexity live market research
- ✓ TAM/SAM/SOM market sizing
- ✓ Competitor & funding analysis
- ✓ Revenue model assessment
- ✓ Full dossier emailed + PDF (~12 min)
- ✓ 50 verdicts/month (10/day)
Just need one report? No subscription required.
Idea validated? Let Greenbelt build it.
Our AI factory has shipped 30+ production-grade apps. Same adversarial validation that tested your idea now quality-scores every line of code. From validated idea to deployed SaaS — without writing code yourself.
Starter — $499
Branded landing page, email capture, analytics. Deployed in 48 hours.
Pro Build — $1,499
Full MVP with auth, billing, admin dashboard. Custom domain + hosting.
Enterprise — $4,999
Production SaaS with marketplace integrations, API layer, 3 months support.
Or explore projectgreenbelt.com to see what we've shipped.