Silmaril logo

Silmaril

Runtime security for AI that self-improves

Spring 2026B2B / B2BSan Francisco, CA, USA2 employees

About

Silmaril is the first runtime security for AI that self-improves. It understands application context to block 2x as many threats as current SOTA defenses with 10x lower latency. Customers plug us into agentic frameworks like LangGraph with 5 lines of code. Silmaril has stopped $28M of damages for customers.

Build your own investing agent

GPAgent keeps YC listings public and neutral. Fund-specific scoring, notes, and workflow state live in each customer workspace.

Join the GPAgent waitlist

Founders (2)

Aum Upadhyay
Founder
Eduardo Velasco
Founder

Details

Status
Active
Stage
Early
Team Size
2
Regions
United States of America, America / Canada