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ChatGPTMidjourneyClaude
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Validate with lean startup methodology. Process: 1. Define riskiest assumption. 2. Create minimum viable product. 3. Build-Measure-Learn loop. 4. Customer interviews for insights. 5. Quantitative metrics tracking. 6. Pivot or persevere decisions. 7. Iterate rapidly. 8. Validated learning over vanity metrics. Start with landing page or prototype. Test willingness to pay early. Fail fast and cheap.