Ai Viral
Paid
Indie SaaS founders shipping with tools like Lovable or Cursor
You describe your idea to ChatGPT, it tells you it's promising, and three months later you've built something nobody wanted — because the tool was optimizing for your approval, not your odds. Kasspian is a business idea validator built to give you the call, including the no.
$9/mo · Free tier: Unlimited honest reads, no real web sources; 5 reads with real web sources to try · Checked Jul 1, 2026
Describe your idea in plain English and the vendor states the first read returns in roughly 90 seconds: a scored analysis covering risk assumptions, TAM/SAM/SOM sizing, a competitive map, and a go/no-go verdict. The same rubric applies every time, so the score doesn't shift based on how confidently you phrased the prompt. Where it breaks: this is a one-shot analysis tool, not an agent that iterates with you — you submit, you read, you decide. Version comparison and market monitoring exist as features, but there is no API, no self-hosted option, and no way to pipe outputs into your own systems without manual copy-paste.
Bottom line: Pick this when you need a fast, honest gut-check on a new idea before you commit a sprint to it — but if your process requires the analysis to feed downstream tooling or a custom workflow, you will hit a wall the moment you need an export that doesn't exist.
Free forever with unlimited honest reads, no card required
Everything to go from idea to first customers, billed monthly
Pay as you go - add sources to one read
Best value - source a few key reads at $3.00 per sourced read
Source reads in bulk at $2.00 per sourced read
View full pricing on kasspian.com →
Pricing may have changed since last verified. Check the official site for current plans.
Find your fit
More options in Business. Compare pricing, platforms, and features side by side.
Paid
Indie SaaS founders shipping with tools like Lovable or Cursor
Freemium
Marketing teams running social ad campaigns
Kasspian takes a plain-English description of a business idea and returns a structured analysis covering four areas: a risk stress-test ranking the assumptions most likely to kill the idea, market sizing broken into TAM/SAM/SOM with cited sources, a competitive map identifying who already plays in the space and where the gaps are, and a conviction score with a plain build/test/kill verdict. The vendor states the first read arrives in approximately 90 seconds. The workflow is submit, read, decide — no canvas, no configuration, no prompt engineering required.
The differentiating claim is consistency of judgment. Where a general-purpose chat model adjusts its tone toward encouragement based on how the user frames the question, Kasspian applies the same scoring rubric regardless of phrasing. The sample output on the vendor page demonstrates this: the analysis of an AI vet scribe scores an 8 but leads with three specific failure conditions — clinical accuracy liability, practice software integration requirements, and the buyer/user misalignment — before delivering the build recommendation. The verdict is signed and sourced, citing 14 references in the sample.
Kasspian fits founders who are moving through multiple ideas and need a fast, opinionated filter before committing time to customer discovery or a prototype. The ongoing market-watching feature suits serial validators who want to revisit an idea after conditions change. It breaks when the workflow needs to connect outward: there is no API, no self-hosted deployment, and no integrations with project management, pitch deck software, or data pipelines. Teams that need the analysis to trigger or populate anything else are copying text manually.
Sign in to rate this tool or suggest an edit.