Find what people already want built.
BuildSignal searches current X conversations for repeated pain, manual workarounds, feature requests, and buying signals—then turns the evidence into ranked products you can actually ship.
Not a generic idea generator. Every claim links to receipts.
How it works
01
Define the market
Audience, discovery goal, keywords, optional X handles, date range.
02
Search real conversations
Grok uses native X Search for complaints, workarounds, and purchase intent.
03
Rank buildable opportunities
Deterministic scoring across demand, pain, evidence, and shippability.
04
Inspect receipts & ship
Evidence links, MVP scope, and a complete Grok Build prompt.
Evidence-first, not vibe-first
Generic idea generators invent plausible concepts. BuildSignal identifies observable demand signals and refuses to fabricate sources, engagement, or market size.
- ✓Source counts reflect retained evidence only
- ✓Weak evidence is labeled as weak
- ✓Repeated signals vs isolated anecdotes
- ✓Overall score calculated in application code
- ✓Retrieved posts treated as untrusted input
Example opportunity
Fixture data — not live searchReceipt Scout
medium confidenceTurn niche X conversations into ranked, evidence-backed product opportunities with inspectable receipts.
- Target user
- Solo AI builders and small marketing agencies
- Build time
- weekend
- Why build it
- Builders repeatedly ask for demand receipts, not more invented ideas.
- Largest risk
- If live X search returns sparse results for a niche, value drops.
Overall score
77
4 evidence sources
Live scans replace this fixture with real X receipts and deterministic scores from your market.
How opportunities are scored
Component scores come from research. The overall score is always calculated deterministically in application code.
Pricing
Start free. Upgrade when you need Deep Scans and more credits.
Free
$0/mo
One Quick Scan to experience evidence-backed demand research.
- •1 Quick Scan credit on signup + 1 monthly
- •3 ranked opportunities
- •7-day search range
- •Basic evidence receipts
Builder
$29/mo
Primary plan for builders shipping from real demand signals.
- •30 credits / month
- •Quick Scan (1 credit) & Deep Scan (3 credits)
- •Up to 5 opportunities per scan
- •30-day research window
Pro
$79/mo
Deeper research windows and higher volume for serious operators.
- •120 credits / month
- •Up to 90-day research window
- •Up to 10 opportunities when evidence supports
- •Advanced filters
FAQ
Is BuildSignal just another AI idea generator?
No. It searches real X conversations and binds opportunities to inspectable evidence. Weak evidence is labeled honestly.
What is a Quick Scan vs Deep Scan?
Quick Scan (1 credit) uses X Search for three ranked opportunities. Deep Scan (3 credits) adds web search, competitor validation, and five opportunities.
Do you fabricate posts or engagement numbers?
Never. Source counts only reflect retained evidence. When signals are thin, the product says so.
What do I get for each opportunity?
A narrow MVP, score breakdown, evidence receipts, monetization and distribution notes, and a complete Grok Build prompt.