TL;DR: Parameter (fka Hex Security) is a Y Combinator Winter 2026 startup Agentic Offensive Security at Scale, currently active with a team of 10.
Agentic Offensive Security at Scale
Last verified:
Parameter builds AI agents that run continuous penetration tests against your apps and infrastructure. Instead of a once-a-year penetration test, Hex Security's agents works 24/7 to find and verify critical vulnerabilities so you can prevent them before attackers. Formerly Hex Security
Built by LemStudio
Yes. Parameter (fka Hex Security) was funded by Y Combinator in the Winter 2026 batch. Agentic Offensive Security at Scale
Parameter builds AI agents that run continuous penetration tests against your apps and infrastructure. Instead of a once-a-year penetration test, Hex Security's agents works 24/7 to find and verify critical vulnerabilities so you can prevent them before attackers. Formerly Hex Security
Parameter (fka Hex Security) was part of Y Combinator's Winter 2026 batch.
Parameter (fka Hex Security) has a team of 10 people according to Y Combinator's directory.
Parameter (fka Hex Security) is currently listed as Active with a team of 10 in Y Combinator's directory.
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