Y Combinator Summer 2026
2026
186 companies in Y Combinator Summer 2026. Biggest markets: Agent Infrastructure & Orchestration (29), AI for Financial & Compliance Ops (26), Robotics & Manufacturing (26). Each with its founders and the page its membership is read from.
6thSenseSan Francisco, CA, USAA nervous system for physical AI
83 SciencesSan Francisco, CA, USAAI-native materials discovery powered by unpublished experimental data
Agency Tool CompanyDenver, CO, USAReliable infrastructure to build, deploy and manage real-world robots.
Agent FMSan Francisco, CA, USAOne group chat to hear and steer your coding agents.
AgentcardSan Francisco, CA, USAdebit cards for AI agents.
Agnost AISan Francisco, CA, USAProduct analytics for teams building conversational agents
Aktoria RoboticsSan Francisco, CA, USAHuman as API for robots
Alkera AISan Francisco, CA, USAReliable and safe data engineering and data science agents
AllooviumBrisbane, QLD, AustraliaConstruction paperwork that finally works for your team
AlmanacSan Francisco, CA, USAThe AI that knows your company
Amorphic LabsSan Francisco, CA, USAAgentic, Personalized Product Demo Videos for Sales
AmuletSan Francisco, CA, USAHigh performance file system for agents
Applied Electrodynamics, Inc.San Francisco, CA, USAA new kind of camera that can see through walls.
ArbitalSingapore, SingaporeThe trading terminal for perps, memes, and stocks.
ArchalSan Francisco, CA, USAThe improvement loop for AI agents
AssembleSan Francisco, CA, USAAgents for Enterprise IT
AsyncNew York City, NY, USATransforming small businesses with AI agents
Atlas DiscoverySan Francisco, CA, USAPredicting human response to drugs in clinical trials
AtliaSan Francisco, CA, USAWe are the AI-native property management company
AtomarineBoston, MA, USAOff shore nuclear powered data centers at sea.
AudunOslo, Oslo, NorwayAI-native debt collection
Avoca SystemsSan Francisco, CA, USAThe AI-powered operating system for radiology networks
AxelrodSan Francisco, CA, USABoutique Hotels that run themselves
BaudSan Francisco, CA, USAAI chips for ultra-fast model training and inference
BelvedirSan Francisco, CA, USAThe easiest way to make private AI models.
Billow AI LabsSan Francisco, CA, USAAI-native Accounting Firm to Replace the Big-4
BizmarkSan Francisco, CA, USAThe OS for companies that make, move, or sell physical goods

BuildboxSan Francisco, CA, USAUnderstand how users experience your AI agents
Care GPSydney, NSW, AustraliaAI agents to run primary healthcare operations
CarSignalLos Angeles, CA, USAThe Smart Operating System for Auto Shops.
CautionGeorge Town, George Town, Cayman IslandsHosting platform for software you don't want to get hacked
CerenovusSan Francisco, CA, USAA knowledge company
ChromieSan Francisco, CA, USAfind, qualify, & win contracts with AI
ClickSan Francisco, CA, USAWeb search & connectors for agents
COACHSan Francisco, CA, USAThe AI Coach for in person sales reps.
CoastySan Francisco, CA, USAThe computer-use agent that doesn't break on real software. We will…
CodagSan Francisco, CA, USALog compression for agents.
ComputableNew York City, NY, USABuy, sell, and redeem GPU hours for any week with instant liquidity
ConiferSan Francisco, CA, USALocal-first least cost routing system to reduce 80%+ token spend
Context.devSan Francisco, CA, USAWe give AI agents realtime web context.
Control SeatSan Francisco, CA, USAControl and Monitoring of Industrial Operations
Cosmic RoboticsSan Francisco, CA, USAAutonomous construction on Earth and beyond
CovaDetroit, MI, USAAI-Native Home Care Agency
DaqstraSan Francisco, CA, USAAI-native orchestration for physical R&D testing
DatoricSan Francisco, CA, USASecurity-first training data
DecaworkSan Francisco, CA, USAThe Agent Control Plane for IT teams
DefiniteSan Francisco, CA, USABuild everyday back-office agents on one live model of your books
DentaSan Francisco, CA, USAThe dental practice that runs itself
DeryaSan Francisco, CA, USAAI-Native Logistics Office
DialogusSan Francisco, CA, USAInfra for enterprise voice agents.
DockSan Francisco, CA, USAMultiplayer agent workspace to run your company
DonkeySan Francisco, CA, USAThe AI-native trading company: China factory-direct for US importers
Earendil RoboticsSan Francisco, CA, USADrone swarm defence at a small-unit level
EdviroSan Francisco, CA, USAEnergy world models that fix energy waste before it becomes expensive.
Egoist MachinesSan Francisco, CA, USAUser-owned memory and preferences that work across every AI app
Ekho LabsNew York City, NY, USADecisions for disrupted freight
EkpaBoston, MA, USABuilding Autonomous Research Agents for Trading
ExecutorSan Francisco, CA, USAThe open source integration management layer for AI.

Experiential LabsSan Francisco, CA, USATurn your AI spend into a cheaper + better model you own
FabraixSan Francisco, CA, USAThe world's frontier hacker for AI agents.
FloraceneNew York City, NY, USAOptimized medical device purchasing for independent providers
FlorinSan Francisco, CA, USAFlorin is the insurance carrier with zero underwriters
FlowManualSan Francisco, CA, USAAI for Construction's Back Office.
GamgeeSan Francisco, CA, USA; RemoteScalable Personalised Cancer Treatment
GitCafeSan Francisco, CA, USAGitCafe is a modern replacement for GitHub.
GlenSan Francisco, CA, USAUnified organizational context for agents and humans
Graphify LabsLondon, England, United KingdomOn-device knowledge graph engine for enterprises
Greypoint IndustriesSan Francisco, CA, USAManufacturing the future of autonomous swarm warfare.
GripZürich, ZH, SwitzerlandPhysical AI for waste management
GUILDNew York City, NY, USAMaking aerospace parts faster and cheaper for defense
GutgutgooseSan Francisco, CA, USAPersonalized probiotics, guaranteed to colonize.
hardware intelligenceSan Francisco, CA, USAAI tools for the chips your AI runs on
Hebbian RoboticsSan Francisco, CA, USAAPIs for searching and analyzing Physical AI data at scale
HERASeattle, WA, USAHera catches thousand dollar errors before they hit the shop floor.
hiloopSan Francisco, CA, USAInfrastructure for recursive self-improvement
Hop AeroLos Angeles, CA, USARocket cargo delivery to contested environments
HopliteSan Francisco, CA, USAEffortlessly deploy cloud software factories.
HubbleSeattle, WA, USAThe intelligence layer for patient information
HyperProbeSan Francisco, CA, USAYour coding agent writes code. Now let it fix prod too.
Illume LabsBoston, MA, USA24/7 Personal Health & Longevity Companion
IMPACT DronesSan Francisco, CA, USAAir Defense as a Service for Civilian Infrastructure.
Induction LabsSan Francisco, CA, USABuilding intellectually curious AI
InkboxSan Francisco, CA, USAGive your AI agents email, phone, iMessage and an internet address
InstanceSan Francisco, CA, USAAutomated evals for robot policies
InstaplaySan Francisco, CA, USAAI-Native Social Platform, Starting with Games
InsurfSan Francisco, CA, USAThe AI-Native Decision Infrastructure for Health Insurance
Isengard Industries IncSan Francisco, CA, USAMass-produced AI strike systems and Counter-UAS
KaraSan Francisco, CA, USAMaking diamond an engineering material
KebraSan Francisco, CA, USAMake your field service company AI-native
Lamb LabsLondon, England, United KingdomWorld's fastest AI models
Last Accounting CompanySan Francisco, CA, USAAgent-native accounting firm.
LATOSan Francisco, CA, USAAgent-native research and simulation platform for investors
LemonLimeSan Francisco, CA, USANo-code AI that learns your business and self-creates automations.
Levocred AISan Francisco, CA, USAAI for every workflow inside a credit team
Libra RoboticsSan Francisco, CA, USAAutonomous robots for solar farm construction
LitmusNew York City, NY, USARun an async work trial on every engineer you interview.
LockeSan Francisco, CA, USABuilders of the first AI-native government affairs firm.
Luca IQBoston, MA, USAAPI First Tax Calculator for CPAs
LumeriaSan Francisco, CA, USAOura Ring for Skin.
machine0Paris, Île-de-France, FranceCloud computers for AI agents
MaingenSan Francisco, CA, USARL environments for industrial operations
ManifoldLos Angeles, CA, USALow-cost, deployment-ready robotic labor for warehouses
MarbleNew York City, NY, USAThe autonomous back-of-house for restaurants.
MarkovSan Francisco, CA, USAData for computer-use ai
MireyeSan Francisco, CA, USAInfrastructure for Physical World AI Agents
MolagriToronto, ON, CanadaResistance free pesticides.
Nebula SecurityVancouver, WA, USA; RemoteBuilding Mythos for everyone
NeuromorphicSan Francisco, CA, USABuilding embodiment agnostic robot brains.
Neuron IndustriesLos Angeles, CA, USAIndustrial Controllers built for AI
NexSan Francisco, CA, USAClaude Cowork for GTM Automations
NoriNew York City, NY, USAAffordable robot you can teach to do anything
Olam LabsSan Francisco, CA, USABuilding multi-agent simulations for model evals and training.
OmantaSan Francisco, CA, USAA research lab for one
OneCLISan Francisco, CA, USAThe Identity Gateway for AI Agents
Ooak DataParis, Île-de-France, FranceWe build the world's largest library of real-world business workflow…
OpenRelaySeattle, WA, USADistributed, hardware-agnostic AI inference
OpenTradeSeattle, WA, USAThe new interface for investing.
OpenVectorSan Francisco, CA, USAAI that turns any camera to an autonomous worker with real-time vision
OperonSan Francisco, CA, USAAgentic data layer for manufacturing & process industries.
OrvixoLondon, England, United KingdomAI advanced planning and optimisation for manufacturers.
OS3San Francisco, CA, USAIntelligence and Machines for Physical Labor
OsmauraSan Francisco, CA, USAAI growth engine for law firms.

The intelligent development platform for robotics
PaletteSan Francisco, CA, USAAn AI-Native Media Platform
PalisadeLos Angeles, CA, USAAI that finds and fixes OS-level vulnerabilities across device fleets
PangoStockholm, Stockholm County, SwedenAgentic OS for e-commerce operations
ParasmaSan Francisco, CA, USATraining human brain cells for AI compute
Perceptron MLSan Francisco, CA, USAWe make law firms AI-native.
PetrarchSan Francisco, CA, USAUnlocking enterprise data for tomorrow's economy
PlutoNew York City, NY, USAAI voice agent that helps professionals get discovered
PokerClubHubJaco, Puntarenas Province, Costa RicaHost a Poker Club and Make Money
Poth LabsSan Francisco, CA, USAHelping companies understand why users behave the way they do
Praxis AISan Francisco, CA, USATurns every company into a data vendor
Prescience, Inc.San Francisco, CA, USAHealthcare for the age of abundant intelligence.
PrizedSan Francisco, CA, USALovable for internal tools
Proprio RoboticsSan Francisco, CA, USABuilding autonomous data centers
ProvenMetalSan Francisco, CA, USAFast-turn, American made PCBs
QloSan Francisco, CA, USAAI that automates underwriting for commercial insurance carriers
RadleySan Francisco, CA, USA; RemoteAI-native, full-stack radiology practice
RapidfolioSan Francisco, CA, USAAI for fintechs & banks
RasynSan Francisco, CA, USATowards a General Intelligence for Chemistry
RationalSan Francisco, CA, USAAI Employees for Accounting
RealPactSan Francisco, CA, USAAI-native OS for Real Estate Brokerages
rekursiv.aiSan Francisco, CA, USAScale AI scientists whose own breakthroughs accelerate the next.
RexSan Francisco, CA, USAAI Operations Partner for Enterprise Order to Cash
RiftenSan Francisco, CA, USAEarned Intelligence for every company.
RindlerBoston, MA, USAThe translation layer between AI agents and the web
Rise ReformingChicago, IL, USAWe turn waste gases into valuable supply-secure chemicals
RisklyticsSan Francisco, CA, USACommercial Insurance Brokerage for Frontier Tech
RobocurveSan Francisco, CA, USAEvaluating robots in the real world.
RonanRx Inc.San Francisco, CA, USAWe use AI to personalize peptides to your biology
Salem Robotics IncAustin, TX, USAWe deploy robots for inspections in hazardous spaces, like nuclear.
screenpipeSan Francisco, CA, USAAI powered by everything you've seen, said or heard
ShieldedSan Francisco, CA, USAWe automate supply chain and financial risk management
SidekickSan Francisco, CA, USAAI agent that handles frontline operations over text


SpaceFlow Technologies, Inc.San Francisco, CA, USAThe managed runtime for enterprise AI agents
SpekoSan Francisco, CA, USAOpenRouter for voice AI
Standard MachinesSan Francisco, CA, USARL Environments For Chip Design
StoaSan Francisco, CA, USAThe market behind AI hardware.
Stratum IndustriesNew York City, NY, USAAI agents that clear the U.S. government backlog.
SubVysionSan Francisco, CA, USAWe help contractors dig safer with 3D maps of underground…
Synapse SemiconductorDurham, NC, USACollapsing the edge AI vision hardware stack into one wafer
TareBioSan Francisco, CA, USAVaccines for any cancer or infection in weeks.
tashSan Francisco, CA, USAThe investment platform for sports & trading cards
TorusSan Francisco, CA, USALegora for physical engineering firms
TouchmarkSan Francisco, CA, USAMarket for future inference capacity
TraceforceSan Francisco, CA, USASecuring AI native apps directly on devices
TracerSan Francisco, CA, USACombining open-source AI models for better answers at lower cost
TridentSan Francisco, CA, USAAgents that find real exploitable vulnerabilities in your company
TropeSan Francisco, CA, USAThe AI-native ERP system integrator
TrustAISan Francisco, CA, USAContinuous compliance and governance for agents on sensitive systems
TsentaSan Francisco, CA, USAWe match you with jobs and apply automatically
UltrasoniumBoston, MA, USAManufacturing the metal parts the world runs on faster, cheaper, safer
Understudy LabsSan Francisco, CA, USAEffortlessly move to open weight models
VendoSan Francisco, CA, USALet your users build their own features on top of your product
VerdantWashington, DC, USAAI-native land-use permit management for local gov
VestrisSan Francisco, CA, USAAI native platform for real estate closings
Waddle LabsBoston, MA, USAAgents for robotics control.
WhitespaceLondon, England, United KingdomAI Operating System for Wholesale Distributors
WonderingSan Francisco, CA, USADuolingo for learning anything, but 10x better
ZaplarStockholm, Stockholm County, SwedenAgentic Hotel Operating System
ZommaSan Francisco, CA, USAComputer Use Agents for back offices in finance