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Chester Guan's avatar

Chester Guan

@Chesterguan
Gainesville, Florida, United States
@ChesterAI4Good

PSDL

An Open Standard for Clinical Logic, Real-Time Monitoring & AI Integration,What SQL became for data queries, ONNX for ML models, and GraphQL for APIs .
PSDL is becoming the semantic layer for clinical AI.
https://github.com/Chesterguan/PSDL

  • Prometheno
    Present

    An IR of HAVEN protocol to put patient in health data value exchange network.

  • PSDL-inspector
    2025 - Present

    Governance middleware for clinical scenarios. Especially built for PSDL.

CalledIt

A game to train and prove your judgement.

  • CalledIT.life
    Published

    An ios app to play to prove your judgment without paying! Public Link: https://testflight.apple.com/join/YyJn4mA4

PropertyRadar

An AI-powered tool to help you find and recommend foreclosure properties.

  • propertyradar.services
    Launched

    The web app to use the SaaS for flippers.

Recent activity

  • PostedShow IH: A judgment game that humans need under the AI wave2026-05-12
  • PostedShow IH: I made a judgment game2026-05-12
  • Commented onAgencies charge $5,000 for a 60-second product demo video. I make mine for $0. Here's the exact workflow.2026-05-08
  • Commented onShow IH: I built a free polymarket2026-05-08
  • PostedShow IH: I built a free polymarket2026-05-08
  • Commented onI wasted 6 months building a failed startup. Built TrendyRevenue to validate ideas in 10 seconds.2026-05-04
  • Commented onI wasted 6 months building a failed startup. Built TrendyRevenue to validate ideas in 10 seconds.2026-05-04
  • Commented onI'm 17 & I built an "Agentic AI" to kill the 15-minute Shopify listing grind2026-05-04
  • Commented onI’m launching on Product Hunt in 12 days with zero customers. Here’s my exact plan.2026-05-03

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