YC Fall 2024 B2B Startups

Y Combinator's Fall 2024 batch included 57 B2B startups. Of these, 53 remain active, 1 have been acquired, and 3 have shut down.

• Abundant (7 people) — Agent simulation and RL for researchers
• Variant (5 people) — Creative intelligence
• Crouton (1 people) — The living map of your organization
• Riveter (2 people) — Turn the web into structured data
• telli (16 people) — AI phone agents that convert
• Gait (2 people) — Building Dev Infra for AI Software Engineers
• Moonset Health (6 people) — AI for Post-Acute Senior Care (Hospice, Home Health, Skilled Nursing…
• Darkgrade (1 people) — Let your camera understand the world
• OpenFunnel (4 people) — We monitor your TAM and surface companies when custom triggers fire.
• Lightscreen AI (2 people) — Voice + video AI interviewer
• supercontrast (2 people) — AI Co-Pilot for Design
• Revyl (7 people) — The mobile source of truth
• Cekura (15 people) — Voice AI and Chat AI agents: Testing and Observability
• Vespper (2 people) — The best DOCX MCP for agents
• CTGT (6 people) — The deterministic layer for frontier intelligence
• Lingo.dev (7 people) — The Localization Engineering Platform
• Freebuff (2 people) — The 100% free coding agent
• Unusual (4 people) — Market to AI agents
• vly.ai (3 people) — The Lovable & Replit killers
• Tiny (3 people) — A new kind of ERP system for factories
• Pearson Labs (2 people) — AI agents to automate corporate transactions
• AutoComputer (2 people) — Desktop RPA with AI computer use
• Crustdata (30 people) — Real-time B2B data via simple APIs
• Moonshine (2 people) — Extending AI to interact with the real world
• Dexter (3 people) — Spend Intelligence for Complex Enterprises
• Gecko Security (2 people) — The AI Security Engineer to Find and Fix Vulnerabilities
• Origami (10 people) — Get your perfect customers with one prompt
• Capy (6 people) — The IDE for the parallel age
• Revi (2 people) — AI-enabled M&A deal origination
• Kilvin (3 people) — Custom software for non-technical teams.
• Surge (3 people) — Stripe for telephony
• Struct (2 people) — Automate your on-call runbook
• Ryvn (5 people) — Easy and secure customer cloud deployments
• Metreecs (6 people) — AI-powered demand forecasting for retail
• Relvy AI (3 people) — AI powered debugging notebooks for incident response
• Synth (2 people) — Prompt and Context Optimization for Coding Agents
• HumanLayer (2 people) — Ship 2-3x faster without AI slopping up your codebase
• Gander (7 people) — Automation System for Global Aviation
• Zeroframe (2 people) — Pushing the boundaries of AI
• Endstack (2 people) — Cloud desktop OS for humans and agents
• Galini (2 people) — Compliance guardrails-as-a-service for AI applications
• Smooth (2 people) — Fast, simple, reliable AI browser agent
• Luthor (3 people) — Real-time governance for enterprise communications
• Beglaubigt.de (15 people) — The legal back-office for European founders - the incorporation API…
• Alex (3 people) — The Cursor for Xcode
• Clarus (2 people) — LP clarity across private markets
• VortexifyAI (3 people) — Build AI applications and automations for supply chain operations
• Getcho (3 people) — The reliability platform for last-mile delivery
• Laminar (15 people) — Enterprise systems delivery without the turbulence.
• Symphony (5 people) — Voice AI sims for next-gen employee training
• Rulebase (2 people) — AI agents for financial services.
• Afternoon.co (4 people) — Bookkeeping, compliance and tax for founders
• Raycaster (3 people) — AI for life sciences documents
• Archil (11 people) — The high-performance file system that connects AI to data
• Sandra AI (3 people) — Building AI employees for car dealers
• Canvas (3 people) — Continual learning for agents
• Melder (2 people) — AI formulas and document support for Microsoft Excel