Y Combinator
85 rounds tracked since 6 January 2026.
- Rounds
- 85
- Led
- 6
- Capital in these rounds
- $5.7B
Sectors
Countries
Rounds
- Neuron IndustriesBuilds AI-native controllers and software for industrial automation systems $10MSeed · 29 Oct
- BroccoliBuilds AI agents answering calls and booking appointments for home-services businesses. $52MSeries A · 28 Oct
- EasolProvides booking, payments, marketing, support, and AI tools for experience businesses $20MSeries A · 28 Oct
- InfisicalSecures credentials, certificates, keys, and privileged infrastructure access $40MSeries B · 27 Oct
- Vera HealthProvides an AI search engine for clinical medical evidence $28.5MSeries A · 27 Oct
- BioStackBuilds healthcare data infrastructure from de-identified clinical records $9.5MSeed · 26 Oct
- MochatradeOffers perpetual contracts tracking US stocks to Indian traders $5.5M26 Oct
- TractianDevelops AI solutions that monitor industrial equipment and detect failures $130MSeries D · 23 Oct
- BlacksmithProvides cloud infrastructure for automated software code building and testing $66MSeries C · 21 Oct
- FirstworkAutomates frontline employee onboarding with AI agents $15M21 Oct
- ReadilyConnects healthcare regulations to internal policies and compliance workflows $11MSeries A · 13 Oct
- CluesoCreates and maintains business videos using AI agents $10MSeries A · 13 Oct
- HyLightOperates autonomous hydrogen airships for infrastructure inspections $14.5M12 Oct
- VitalizeAutomates healthcare workforce scheduling and capacity planning across hospital systems $31MSeries A · 6 Oct
- SantéProvides AI-powered operating software for wine and spirits retailers $15MSeries A · 6 Oct
- RevnuAutomates lead generation and sales pipeline building for early-stage businesses $3MSeed · 2 Oct
- JeevesProvides corporate cards, accounts payable, treasury payments, and expense management $110M30 Sept
- NumeralAutomates sales tax compliance, filing, payment, and certificate management $100MSeries C · 27 Sept
- ByteAskLeadBuilds AI coding agents for C and C++ software development $1MPre-Seed · 24 Sept
- ConfidoAI platform automating finance, accounting, trade spend, and operations for CPG brands $55MSeries B · 23 Sept
- SpottAI-powered applicant tracking and CRM platform for recruitment agencies $21MSeries A · 22 Sept
- StarSlingBuilds agent-native CI and code review tools for software teams $3MPre-Seed · 22 Sept
- Stoke SpaceWe're unlocking the space economy by harnessing the power of full and rapid reusability with Nova, our 100% reusable rocket. $1B8 Sept
- BleeProvides an AI platform that reviews and monitors marketing content for regulatory and brand compliance. $20MSeries A · 8 Sept
- VideoGenAI platform creates editable copyright-free videos through structured workflows $3.3MSeed · 8 Sept
- SirdabConnects businesses with warehousing and transportation capacity through software $10MSeries A · 3 Sept
- Zeit AIDevelops autonomous data engineering tools for mid-sized European companies $5.8M3 Sept
- MetalLeadAI platform automates fundraising and venture capital workflows for startup founders $4.5MSeed · 2 Sept
- MetriportUnifies medical records into searchable clinical intelligence for healthcare providers $26MSeries A · 27 Aug
- Adaptyv BiosystemsAutomated protein engineering laboratory using synthetic biology, nanofluidics and machine learning $40MSeries A · 26 Aug
- Apollo AtomicsDevelops factory-built pressurized water reactors for scalable clean energy generation $31MSeed · 20 Aug
- HypercubicUses AI agents to document and rewrite legacy COBOL applications $5.3MSeed · 18 Aug
- River AIBuilds an open artificial intelligence technology stack $1.1B12 Aug
- AxleProvides AI-powered infrastructure for automating insurance policy workflows $17.5MSeries A · 11 Aug
- Discovered MaterialsBuilds AI agents that discover materials for semiconductor chips $9MSeed · 11 Aug
- WhatnotOperates a live-stream shopping marketplace for buyers and sellers $545M10 Aug
- NaïveProvides APIs for AI agents to set up and operate businesses $28.5MSeries A · 6 Aug
- HappyRobotDeploys AI agents to automate complex workflows across enterprise operations $150MSeries C · 4 Aug
- DiliAI-powered compliance platform for infrastructure, energy, construction, and manufacturing industries $15MSeries A · 30 Jul
- TerminalUnified telematics integration technology for commercial transportation, insurance, fleet management and logistics $20MSeries A · 29 Jul
- Henry AIAI platform automating back-office document generation and knowledge work for commercial real estate teams $16.5MSeries A · 29 Jul
- telliBuilds AI agents that run customer operations for businesses. $15MSeed · 23 Jul
- Candid HealthProvides software for medical billing and revenue cycle management for healthcare providers $120M22 Jul
- EmergentBuilds AI platform that creates software applications from natural language prompts. $130MSeries C · 19 Jul
- OllamaRuns and distributes open AI models locally for developers and businesses. $65M14 Jul
- FintoFinancial technology company, specifics not given in headline $3.4MSeed · 13 Jul
- InfiniaProvides infrastructure linking traditional banking grids with digital asset rails for emerging-market businesses. $13.5MSeries A · 9 Jul
- FleekBuilds infrastructure and supply chain tools for the secondhand fashion market. $25M8 Jul
- PocketLeadDevelops AI note-taking devices for capturing and organizing spoken notes. $11M29 Jun
- WarpBuilds an AI-native employee management platform for businesses. $60MSeries B · 27 Jun
- TaktileProvides an AI platform that helps financial institutions make and automate credit decisions. $110M26 Jun
- FlagrightProvides software for financial crime detection and compliance to regulated financial institutions. $12.5MSeries A · 17 Jun
- StepfulProvider of clinical education and training programs for healthcare workers. $55MSeries C · 14 Jun
- CollateAI platform for workflows in regulated life sciences companies. $95MSeries A · 7 Jun
- UpstreamOffers a collaborative AI-powered shared inbox for teams. $3M3 Jun
- CrimsonOffers AI-powered case intelligence software for litigation teams. $2.5MSeed · 1 Jun
- DraftedBuilds vibe coding tools that let people design homes through AI-assisted creation. $16MSeed · 29 May
- Exa LabsBuilds an AI-native search engine designed for developers and AI applications. $250MSeries C · 24 May
- NourishOperates an AI-powered nutrition platform for consumers. $100M22 May
- FlickBuilds an AI-native filmmaking platform giving filmmakers cinematic control over AI-generated films. $6MSeed · 15 May
- FazeshiftAI agent software that automates accounts receivable workflows for finance teams. $17MSeries A · 8 May
- AvocaAI platform helping American services businesses run operations and customer work. $125M27 Apr
- LuaBuilds an operating system platform for AI agents working alongside human teams. $5.8M20 Apr
- SygaldryDevelops quantum hardware designed for AI data centers, led by Chad Rigetti. $139M14 Apr
- AfterQueryBuilds datasets and reinforcement learning environments encoding professional expertise for AI labs. $30MSeries A · 9 Apr
- GoSatsRuns a bitcoin rewards platform that lets users earn asset-based rewards. $5MSeries A · 6 Apr
- NexusHelps business teams deploy AI agents within their organizations. $4.3MSeed · 31 Mar
- ConntourBuilds an AI search engine for security video systems. $7MSeed · 26 Mar
- EscapeSoftware company that automates penetration testing for security teams. $18M10 Mar
- EncordProvides data infrastructure and annotation tools for training physical AI and computer vision models. $60MSeries C · 27 Feb
- S2.devData infrastructure startup developing software for managing and processing data $3.9M25 Feb
- Letter AIAI-powered sales software startup that helps businesses with sales outreach and revenue work. $40MSeries B · 24 Feb
- ManufactBuilds infrastructure powering MCP-based agents and ChatGPT apps $6.3MSeed · 15 Feb
- Bretton AIAI platform for detecting and preventing financial crime at financial institutions. $75MSeries B · 10 Feb
- Uplift AILeadDevelops voice AI models for regional languages such as Urdu, Punjabi, and Balochi. $3.5MSeed · 29 Jan
- EmobiDevelops JustPlug technology to simplify electric vehicle charging for drivers. $3.4MSeed · 28 Jan
- ModelenceLeadBuilds tooling to simplify the software stack for vibe-coding developers. $3M28 Jan
- Open CXLeadProvides AI-native enterprise customer communication platform automating support across voice, chat, email, and messaging channels. $7M25 Jan
- Claim HealthUses AI to automate post-acute healthcare revenue operations. $4.4MSeed · 21 Jan
- EmergentIndian artificial intelligence startup building AI products. $70M20 Jan
- Elyos AIArtificial intelligence software company developing AI products for businesses $13MSeries A · 19 Jan
- FleetzeroDevelops electrification and autonomy technology for commercial shipping fleets. $43MSeries A · 16 Jan
- DeepgramProvides speech recognition and voice AI models and APIs for developers and enterprises $130MSeries C · 13 Jan
- LuminateEnables patients to receive cancer treatment at home through services and technologies. $21MSeries A · 7 Jan
- Array LabsStartup developing satellite radar imaging technology and related space-based sensing systems. $20M6 Jan
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