YC Fall 2025 B2B Startups

Y Combinator's Fall 2025 batch included 93 B2B startups. Of these, 90 remain active, 0 have been acquired, and 3 have shut down.

• Arcten (2 people) — Lab working on long-horizon autonomous research and coding agents
• Philon — General Purpose Robots
• Denki (3 people) — The full-stack AI financial audit firm
• Karumi (5 people) — The Waymo of Personalized demos
• Perseus (4 people) — Applied Lab focused on Search in Latent Spaces.
• Soren — AI Transformation for Regulated Institutions
• Tell if AI (2 people) — AI agents on real phones, growing brands across every platform.
• Lemma (2 people) — Production Monitoring for AI agents
• Redapto (2 people) — Enterprise AI Transformation Platform
• Rovr (3 people) — AI FDE Engine that runs your engineering workflows
• Bravi (2 people) — The AI operating system powering home services businesses
• ComplyDo (10 people) — Global Compliance for Enterprises
• Codyco (4 people) — The AI Reservation Team for Hotel Groups
• Lexi (4 people) — AI Associates for Corporate Law
• Compyle (2 people) — The coding agent that actually collaborates with you
• Lapis (5 people) — AI that creates and runs ads, end-end
• Semiotic (3 people) — Studio-Grade Design at Scale
• Trelium (6 people) — The Agent to Build Your Agents
• Brickanta (11 people) — Agentic AI for Society Builders
• Mod AI (4 people) — Touchless AP Automation
• Terrain (2 people) — AI native GTM platform for the physical economy
• Uplane (19 people) — Replace marketing agencies with AI
• Parse (2 people) — Build an API to interact with any website.
• MOVEdot (10 people) — AI Agents for Hardware Engineering
• Minro (2 people) — Identify churn risk and stay close to users at scale
• Bron (2 people) — ChatGPT for Sports Betting
• Hypercubic (3 people) — Agentic AI for Mainframe Operations and Modernization
• AtlasGrid (6 people) — Accelerate Product Iteration
• hillclimb (4 people) — Training Data for Recursive Self-Improvement
• Semble AI (2 people) — AI Agents for contractors, manufacturers, and logistics
• SF Tensor (6 people) — Infrastructure for AI labs to focus on research.
• Unsiloed AI (2 people) — API for parsing multimodal unstructured data
• Multifactor (6 people) — Zero-trust authentication, authorization, and auditing for AI agents
• Thesis (3 people) — Autonomous AI research
• Sol (2 people) — Code and browse in the same place
• Logical (2 people) — A proactive desktop copilot. Clippy, but actually good.
• Leadbay (8 people) — Qualify millions of Data-Signal-Scarce leads that couldn't be found…
• Patent Watch (4 people) — AI for detecting patent infringements
• Expected Parrot (5 people) — Simulate your customers with AI agents
• Imagine AI (5 people) — We reverse engineer B2B growth, starting with LinkedIn.
• Scott AI (3 people) — The planning layer for teams that build with coding agents
• Sourcebot (3 people) — Helping humans and AI agents understand massive codebases
• Crunched (5 people) — Excel AI analyst for Power Users
• Narrative (3 people) — AI-Powered Sports Highlights
• Primer (2 people) — AI Product Demos
• Absurd (6 people) — The Creative OS for AI video
• Kalpa Labs (2 people) — Scaling Generalist Speech models
• Metorial (4 people) — Agentic infrastructure to power AI-native companies.
• Jarmin (5 people) — AI Employees for human-level roles
• Telemetron (2 people) — Support and Operations Platform for Hardware Companies
• The Hog (2 people) — Real-time web intelligence API for AI agents and GTM teams
• Bluma (2 people) — Canva for short-form video ads
• DiligenceSquared (3 people) — AI-powered market due diligence for investment decisions
• Fastshot (3 people) — Lovable for mobile apps
• Dome (2 people) — A unified API for prediction markets, like Kalshi and Polymarket
• MarkIt (2 people) — AI Agents for Trade Compliance - Saving Companies from Tariffs
• Zarna (4 people) — AI Associates for Private Capital
• Moss (5 people) — Real-time semantic search for Conversational AI
• Amika (2 people) — Infra to build your own software factory
• Openroll (4 people) — The AI workforce for People and Finance teams