Sergio Valencia

Sergio Valencia

Founder of Invarra
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About

Founder of Invarra, building AI systems from measurement through governed action. I work on AI evaluation, semantic robustness, machine learning, and deterministic instruction control. Currently building Phalanx, a customer-hosted control layer for written-text LLM applications, alongside public research on semantic invariance and measurement validity.

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Maker History

  • Phalanx vs the World
    Phalanx vs the WorldA live arena for deterministic LLM instruction control
    Sep 2026
    • 🎉
    Joined Product HuntAugust 20th, 2026

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5h ago

Phalanx vs the World - A live arena for deterministic LLM instruction control

Run the same base model and task context in two separately generated lanes: one naked and one protected by Phalanx. Test direct jailbreaks, typed indirect prompt injection, benign lookalikes, and mixed multi-turn attacks under a public scoring protocol.
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