TL;DR: The closest YC-backed alternatives to <strong>Perseus</strong> are other Y Combinator B2B companies, especially from the Fall 2025 batch. Below are 20 ranked competitors with batch, status, and team size.
Y Combinator-backed B2B companies similar to Perseus (YC Fall 2025).
Last verified:
UplaneYC Fall 2025 · Active · 22 people— Replace marketing agencies with AI
Bolna AIYC Fall 2025 · Active · 21 people— Voice AI to enable India's next billion
LexiYC Fall 2025 · Active · 15 people— AI Operating System for Legal Teams
BrickantaYC Fall 2025 · Active · 11 people— Agentic AI for Society Builders
ComplyDoYC Fall 2025 · Active · 10 people— Global Compliance for Enterprises
MOVEdotYC Fall 2025 · Active · 10 people— AI Agents for Hardware Engineering
LeadbayYC Fall 2025 · Active · 8 people— Qualified leads for agentic workflows.
HyperspellYC Fall 2025 · Active · 8 people— Your Company Brain
Clicks HealthYC Fall 2025 · Active · 8 people— AI agents for your healthcare back-office operations.
ProxYC Fall 2025 · Active · 7 people— AI technical support for complex physical products
TreliumYC Fall 2025 · Active · 6 people— The Agent to Build Your Agents
AtlasGridYC Fall 2025 · Active · 6 people— Accelerate Product Iteration
SF TensorYC Fall 2025 · Active · 6 people— Infrastructure for AI labs to focus on research.
MultifactorYC Fall 2025 · Active · 6 people— Zero-trust authentication, authorization, and auditing for AI agents
AbsurdYC Fall 2025 · Active · 6 people— The Creative OS for AI video
itemYC Fall 2025 · Active · 6 people— The AI-Native CRM that works for you
SciloopYC Fall 2025 · Active · 6 people— Expert STEM reasoning data for frontier AI labs.
KarumiYC Fall 2025 · Active · 5 people— The Waymo of Personalized demos
LapisYC Fall 2025 · Active · 5 people— AI that creates and runs ads, end-end
Expected ParrotYC Fall 2025 · Active · 5 people— Simulate your customers with AI agents
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