YC Spring 2026The X26 batch: 193 companies, 84% AI
193
companies
84%
AI
11
data
40
developer tools
By category
- AI162 (84%)
- Developer tools4 (2%)
- Other27 (14%)
The X26 companies
193 of 193 companies
AbInitio BioAIThe Intelligence layer for Drug Manufacturing
Advanced Metal ResearchAIMachine intelligence for American Welding
AgentPhoneAIPhone Numbers for AI Agents
AkkariAIAutonomous Customer Operations
AllowanceAIThe spend control layer for AI agents
AmborasAIAI Native Shopify
AndcoAIAgents that build personal injury cases
AntinuousAIAutonomous research agents for R&D and education
AquaShieldAIAI water leak detection for buildings
Arctic HealthAIAI-native credentialing and contracting for healthcare
ArdenAIAI-native internal audit firm
ArdentAIDatabase sandboxes for Agents
Arga LabsAIReal-world sandboxes to test and train AI agents
ArmatureAIWe get your product picked by coding agents.
ArzanaAIThe autonomous ERP for every manufacturer
Asendia AIAIAI recruiters for staffing agencies
AsterAIAutomating open-ended research.
AstraeaAIAI Operating System for Clinical Development
AtrisaAIAI Agents for Analog Circuit Design
AutostepAIThe P&L for knowledge work
AuxosAISimulations of real people for market research
BentoLabs AIAIMonitoring and learning layer for long-running agents
BioStack PlatformsAIReal world training envs for healthcare AI models
BloomAIThe brand layer for agents.
Callab AIAIAI voice agents for on-prem telephony stack.
CentralComsAIAI agent platform for home services companies.
CharacterQuiltAIComputer use agents to deploy enterprise marketing campaigns
Chronicle LabsAIStaging Environments for Enterprise AI Agents
CignaraAIAI Customer Support for Fortune 500-scale enterprises
ClaraAIAI primary care doctor
ClawvisorAIThe Authorization Layer for AI Agents
CohesionAIModern Intelligence for Finance
ComplirAIVanta for physical products
DayjobAIAI Scheduling for Short Haul Trucks
Deep InteractionsAICollaborative AI app builder for teams
Discovered MaterialsAIAI scientists to discover materials for the semiconductor industry.
DraftedAIDesign your home instantly with AI
DreachDeveloper toolsstaffing firms with dreach grow revenue faster.
E1OAICamera-free AI glasses. Your AI, out in the world.
Eden RoboticsAIAutonomous services for humanity.
ElyraAIAI Reservation System for Restaurants
Enjamb LabsAIThe AI Workforce for Biopharma
ExpanseAIUnlock wasted GPU capacity.
FinalDoseAIProgrammable DNA drug destroying all cancers, unlocking 80% of targets
flowscopeAIAI implementation firm that maps and automates business processes
FoasterAIThe AI-native McKinsey
ForesightAIConsumer simulations for CPG market research
Framewise HealthAIAI-native patient engagement
FuchsiaAIVanta for hardware
GBrainAIA personal or team assistant that works while you sleep
General InstinctAIInference Infrastructure for Physical AI
GigacatalystAIAI-first embedded analytics and reports for customer success
Gojiberry AIAIAI Go-To-Market agents for B2B teams
GovGuardAIAutomating Government Workflows, starting with FOIA
GravyAIAgents that move money, trade stocks, and file taxes.
HarborAIAI-native CRO for clinical trial operations
HedgeAIAI-Native insurance company
HessianAIForward-deployed AI Agents
HeyClickyAIThe simplest interface in the world to talk AI models + spawn agents
HubAIReal-world training data for frontier AI labs and robotics.
HumworkAIHuman experts as API for AI Agents
HuscarlAIAI-native actuary enabling self-insurance for corporations
HyperAICompany brain that powers your AI employees
ImperfectAIAdaptive training coach for runners, cyclists, and triathletes
InferaAIControl lab instruments with natural language.
InLoop RoboticsAIRobotic arms that pick and pack your orders.
InsForgeAIThe agent-native AWS
InterfazeAIAI model built for high accuracy deterministic tasks
InthAIMonitor and fix product privacy issues before they block growth
joAIThe personal AI agent that keeps up with your work and life.
JunoAIAI Health Assistant for Chronic Illness
KelAIAIThe AI Quant: Autonomous Alpha Engine for Funds and Traders.
Keyframe LabsAIBring AI to life with the world's best interactive avatars
KimptonAILive Evaluation Arenas for Financial Work
KinectAIThe AI revenue platform for D2C brands
KlaimeeAILiability insurance for AI Agents. You deploy agents, we cover you.
KlarifyAIAI Agent for Therapists
KorsoAIThe last assistant you'll need
KugelAudioAIKugel is an on-prem Voice AI model supporting 30+ languages
KuliAIAI coworker for marketing teams at the largest consumer brands
Lab0AIAI FDEs to make your B2B SaaS Go Live in Days, not Months
Lamina LabsAINear-real-time video infrastructure for LLMs
Lattice HealthAIMonitoring and governance for deployed medical imaging AI
Light AnchorAIAI-run consumer brands
LightSprintAISoftware factory for product teams
LimrunAIExtend cloud sandboxes with iOS, Android and more
LinzumiAITeam chat to command all your company's coding agents
ManiculeAIAgentRel — Devrel For Agents
MasterpieceAIWorking capital for data companies training frontier AI
MemoirAIEverything your team ships, explained to everyone it affects.
Memory StoreAICompany Brain.
MinicorAIScalable windows desktop automations
Miso LabsAIEmotive foundation voice models
ModernAIModern - the ServiceNow killer
MountAIThe AI Agent Insurance Carrier
MultiplierAIAgent harnesses for asset managers
Napkin MathAIAI nutrition coach in your pocket
NetterAIAI native Palantir for mid market.
Nine FivesAIRF test equipment for next-gen spacecraft, drones, and cellphones
OddpoolDeveloper toolsInstitutional infrastructure for prediction markets
OntoraAIAI agents that interviews every employee to hand context to AI tools.
OpenProseAIAn open-source operating system for reliable long-running agents
OpenWorkAIThe open source alternative to Claude Cowork
PairioAIAI mobile app that helps factory technicians fix broken machines
PanaceaAIAI-Native FDA Regulatory Services
ParrotAIAgentic operating system for auto repair shops
PavootAIAI Event Manager for in-person events
PentagonAIThe control plane for agent-native work.
PerfectBit, Inc.AIRobotics
PLAN0 AIAIConstruction Cost Intelligence.
Plena HealthAIPlena is the AI operating system for specialty medical practices
PopsAICreate & play AI games with friends
primitiveAIcommunication for agents
PrismAIAI-native recruiting agency
ProjectXAIAgent native workspace for heavy parallel workflows on the web
Prototyping.ioAcquiredAutonomous manufacturing for mechanical parts
qomplementAIThe Agentic ERP for supply chain operations
RASPIREAIAutonomous Runtime Security
Reason MachinesAIReason Machines builds Reason Agent, the autonomous software engineer…
ReasonBlocksAISpecialized models that make your AI agents cheaper and more reliable.
RentAHumanAIMarketplace for AI agents to hire humans.
ReplicasAIRun any coding agent harness in the cloud
ResultAIWhere new internet entrepreneurs build and run their companies
RevnuAIThe growth infrastructure for the autonomous business
River MarketsDeveloper toolsPrime brokerage for prediction markets
RudusAIAI Takeoffs for Concrete
RuntimeAIAI agents for financial operations
SaffronAIHelping your company find 10x engineers.
Saudara AIAIAI Native Sourcing Broker For Overseas Manufacturing
SavantAICompany brain every AI-native enterprise runs on
SazabiAIThe AI-native observability platform for fast-moving engineering teams
ScopeAIWe help software companies get discovered and used by AI agents
SherpaAIMake websites improve themselves.
shotwell.aiAIAnnotations for robotics data
SilmarilAISecurity for agents that self-improves
SmartbaseAIAI-native ERP for manufacturers
smol machinesDeveloper toolsShip software faster with portable, self contained virtual machines.
SoriaAIAI Financial Research Terminal built for Healthcare (and beyond)
StableBrowseAIBuilding the Data Infrastructure layer for Physical AI.
StageAICode review platform for humans and agents
Standard SignalAIHedge fund where AI researches and executes every trade end-to-end
StandoutAIAgentic hiring marketplace
SuperlogAIMake software self-healing
SupersetAIBuilding self-improving software
Surtr Defense SystemsAIThe hardware-agnostic operating system for drone defense
SynphonyAIrobots & software for farms
TaigaAIAutonomous medical billing
TakeCareOSAIAI-native operating system for long term care providers
TaskletAIAgents that own the work
tday.comAIAI that turns your product into on-brand marketing content
Tenet IndustriesAIAI-automated PCB assembly factories
TesterArmyAITest your app with AI, catch bugs before users do
ThomasAIThe first AI founder: a virtual human who runs his own companies.
TolmoAITolmo is the AI security platform that secures every layer of cloud…
TrellisAIAgents that run short-term rental operations end-to-end
TwolabsAIHumanoid robot platform for builders.
Uno WalletAIThe AI mobile wallet that replaces Apple Pay
UserlensAILet agents talk to your customers
VoquillAIThe agentic OS for medical labs
WalterAIAI Employee for Manufacturing Operations
WatoAIThe control point for AI agents at work.
WealorAIAI-native platform for wealth managers
YouArtAIPatreon for AI Originals
ZenbuAIThe extensible IDE for coding agents
Zibra LabsAIDistributed runtime for AI workloads at scale
ZolvoAIAI Back-Office Automation for Commercial Lenders
9 MothersOtherCounter Drone Systems. $1.6m sales. We delivered for the DoW.
AdialanteOtherCancer screening without barriers
AICEOtherSubmarine drones for defense
AndustryOther
ANORIAOtherThe first wearable that reads your emotions to enhance your EQ.
Apollo Atomics, Inc.OtherWe make the most compact nuclear reactors
Arlo IndustriesOtherTrack drones and missiles without radars - Accurate, Passive, Scalable
Aseon LabsOtherRobotic pitstops for self-driving cars
Avea RoboticsOtherThe human-in-the-loop system for robots
ChertOtheriMessage infrastructure for business
DispatchOtherSatellites for Manufacturing in Space
General AviationOtherFixing air traffic control with remote towers
HEVN, incOtherCross-border payments for exporters of physical goods.
HexaOtherAutonomous operations for industrial distributors
InstaAgentOtherScale marketing campaigns across hundreds of personas
Intelligence FactoryOtherHuman Intelligence for Robots
KinroOtherAutonomous insurance brokerage for small businesses
LumiusOtherFast, smart, accessible 3D ultrasound that anyone can use
MadroneOtherHyper-efficient coolers for data centers
Maquoketa ResearchOtherThe intelligence layer for drones
MochatradeOtherUS stock trading, unlocked for the globe
OrnadyneOtherWe're building robot birds for surveillance.
PloyOtherPloy turns your website into your company's growth engine.
RegbaseOtherAutomating Corporate Compliance, Worldwide
TotalisOtherderivative layer for prediction markets
transloadOtherMeasure freight with security cameras
ValCtrlOtherValCtrl is building the only intelligent prediction marketX26 among all batches
Top tags in X26
- Developer Tools8
- Robotics6
- AI Assistant6
- Consumer5
- Hardware4
- Automation4
- Fintech4
- Hard Tech4
- Enterprise Software4
- Infrastructure3
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