Compliments are NOT customers.
They said “nice build”. Then they closed the tab and never came back.
Your friends' opinions about your idea will never turn into money.
Cruxible is pre-validation: it scouts the signals that actually exist before you build. Real search demand, what buyers already pay, and where competitors leave money on the table.
15 minutes of evidence before the first commit. Or 3-6 months of your life finding out the hard way.
YOUR FRIENDS WILL LIE TO SPARE YOUR FEELINGS.
THE MARKET DOESN'T CARE ABOUT THEM.
Tell me the idea.
One or two sentences. The clearer and more specific the idea, the sharper Cruxible's scout.
Paste the idea your community already liked. Let's find out if the market agrees.
Or scout a sample idea
[WARNING] CRUXIBLE DOES NOT PREDICT SUCCESS. IT SCANS THE EVIDENCE THAT ALREADY EXISTS. MARKET CONDITIONS CHANGE. SCOUT OUTPUT IS POINT-IN-TIME.
Most builders discover there was no market after they've already built it.
It's not that you skipped research. It's that you started coding before you looked. Idea → build → launch → discover nobody wanted it. By the time you find out, you've already given it 3 months of your life.
That's not a skill problem. There was no tool that made 15 minutes of pre-build scouting more useful than 3 months of post-launch learning. Until now.
If you've ever
- +Built something your community loved and watched nobody pay for it
- +Shipped on instinct and launched to absolute silence
- +Googled your idea at 2am and found 3 competitors you didn't know existed
- +Built the wrong version because you never checked what the market actually needed
- +Swore “never again” after the last one. And here you are with a new idea.
- +Watched 3 months of your life end with a quiet shutdown
What scouting first looks like
- →You know before you write the first function whether the market is real
- →Your AI coding agent gets a brief built on actual buyer evidence, not your assumptions
- →You find gaps your competitors missed before you build into the crowded part
- →The scout tells you which version of the idea has a market, not just whether to build
- →You stop building for yourself and start building for people already looking for this solution
- →15 minutes of evidence before the first commit. The next 3 months stay yours.
Then you already know what most builders figure out too late.
How it works
15 minutes. 10 angles. 1 answer.
You walk away knowing if real buyers are already searching.
What they already pay.
Where your competitors leave gaps.
And which version of your idea has the strongest signal.
No more guessing.
One question, answered before the first line of code: should I waste my life building this?
Ten graded research stages run on every scout.
See the full pipeline →What a finished scout hands you
SCOUT VERDICT [WEIGHTED SCORE / 10]
WEIGHT · MARKET 65 · FOUNDER 35
EVIDENCE MIX [SOURCE QUALITY]
AUTHORITATIVE (TIER 1–3)71%
CONFIDENCE · HIGH41%
CONFIDENCE · MEDIUM33%
CONFIDENCE · LOW26%
ANALYSIS LOG [PIPELINE EVENTS]
EVENTS STREAMED LIVE DURING EVERY RUN
ASSUMPTION vs EVIDENCE [RED-TEAMED · CONTRADICTIONS FLAGGED]
| ID | ASSUMPTION (WHAT YOU BELIEVE) | EVIDENCE (WHAT THE MARKET SHOWS) | SOURCES | CONFIDENCE | STATUS |
|---|---|---|---|---|---|
| A-01 | Freelancers actively search for a follow-up tool | Pain is vented in threads, not typed into search; demand is latent | Reddit(212), IndieHackers(54), HN(31) | 0.34 | CONTRADICTED |
| A-02 | Chasing late invoices is a top freelancer frustration | Recurring 'chasing payment' complaints across communities | Reddit(488), IndieHackers(96), X(140) | 0.81 | SUPPORTED |
| A-03 | Buyers will pay monthly to automate the chase | Willingness exists but is bundled into tools they already pay for | G2(173), Capterra(88), Reddit(120) | 0.52 | PARTIAL |
| A-04 | Existing invoicing apps already solve follow-up | Follow-up is shallow; a tone / personalization gap remains open | G2(241), TrustPilot(77), Reddit(154) | 0.63 | PARTIAL |
| A-05 | Sounding human is a must-have, not a nice-to-have | Strong signal: 'sound like me, not a robot' repeated by users | Reddit(305), X(98), IndieHackers(61) | 0.74 | SUPPORTED |
Your next idea doesn't have to be a guess.
Scout it in 15 minutes. One free run. No card required.
Common questions
What people ask before they scout.
Straight answers on what Cruxible is, what it is not, and what you walk away with.
What does Cruxible actually do?
Cruxible is a pre-build market scout. Before you write a line of code, it mines real pain from forums, scouts paid demand, maps your competitors, scores search intent, and grades every source from A to D. You finish with a clear GO, NO-GO, or PIVOT recommendation, and for the ideas worth building, a ready-to-run Master Build Prompt.
Is Cruxible an idea-validation tool?
No, and the difference is the whole point. Validation needs real users interacting with a real product, neither of which exists yet when an idea is still in your head. Cruxible works one step earlier, in the pre-validation window. It does the pre-validation discovery, scouting the demand already in the market. The validation itself, the customer interviews and the MVP, is the step you take after, on the ideas a scout says are worth your nights.
Can Cruxible tell me if my startup will succeed?
No, and any tool that claims it can is selling vibes. Nobody can predict success before a product exists. What Cruxible does is surface the evidence that should inform the call: how much demand is already there, how loudly people complain about the gap, what they pay for makeshift fixes, and where competitors leave room. The decision stays yours. We just make sure it is an informed one.
When in my process should I use it?
At the very front, before the first commit, the moment you have an idea and you are tempted to open your editor. Scout it first. If you already have an MVP and live users, you are past the stage Cruxible serves and you want product analytics instead.
What do I get from a single scout?
A full 10-stage report: mined pain signals, a paid-demand read, a competitor map, a search-intent score, social listening, evidence-gated scoring with every source graded A to D, a shortlist of money-on-the-table wedges, and a GO, NO-GO, or PIVOT recommendation. For the ideas worth building, you also get a Master Build Prompt you can hand straight to your AI coding tool.
Is it really free to try?
Yes. Your first full scout runs free, with no card required. Paid plans start at $29 a month for founders who scout regularly, with a higher-volume Studio tier for builders running several ideas in parallel.
Who is Cruxible for?
Solo developers, indie hackers, and vibe-coders with an idea but no code yet. People deciding which weekend project is worth their nights, and first-time founders trying to dodge the trap of building something nobody asked for. If your constraint has shifted from can I build it to should I build it, this was made for you.
How do I know the evidence is trustworthy?
Every claim is tied to a real source, and every source is graded from A to D for credibility. URLs are HTTP-checked, thin evidence is flagged, and the scoring is evidence-gated, so a confident-sounding answer cannot pass on weak proof. You can open the evidence log and trace every search and every source behind the recommendation.
Still deciding?
Scout your first idea free