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YC class F26

Fall 2026

159 companies in this class

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159 shown

Name URL Class Status Description
Acyclic Labs https://acyclic.dev F26 Active Agent swarms that make long-running tasks exponentially faster
Adside.ai https://adside.ai F26 Active AI agency that manages paid ads on Meta, Google, LinkedIn, etc.
Agent 37 https://www.agent37.com/cloud F26 Active Persistent sandboxes for agents like hermes, openclaw, claude code
Agent Relay https://agentrelay.com F26 Active Let your teams' coding agents message each other
Ageospatial https://ageospatial.com/ F26 Active Physical intelligence for every decision with Geospatial AI.
Altair Health https://www.altair-health.com F26 Active Stripe for medical billing
antimattr https://www.antimattr.one/project-mnemosyne?utm_source=bookface&utm_medium=social&utm_campaign=bookface_antimattr_profile F26 Active voice-first hardware interface for human-agent interaction
Antropi Robotics https://www.antropi.world/ F26 Active Autonomous CNC factories for faster hardware
Applied Kinetics https://appliedkinetics.ai F26 Active End-to-end manufacturing for data center and energy projects
Archangel Health https://www.archangelhealth.ai/ F26 Active Infra to make AI safe enough to practice medicine
Armorer Labs https://armorerlabs.com F26 Active Continuous security verification for AI agents in regulated industries
Asakana https://www.asakana.co/ F26 Active Automating away manual admin for food distributors: texts to ERP
Ascenix https://www.ascenix.co/ F26 Active Clinical intelligence layer for skilled nursing facilities.
Asim https://www.asim-group.com F26 Active Enable robots to operate safely in the real world.
Aucert https://www.aucert.ai/ F26 Active A team of expert AI agents that test mobile apps on their own.
Aviern https://aviern.com/ F26 Active Unmanned cargo airplanes
Boat https://boat.dev F26 Active The best cloud VMs for billions of agents
Boxes.dev https://boxes.dev F26 Active Cloud development environments for AI coding
Bryel https://www.bryel.ai/ F26 Active Perceptual reasoning models that are easily customizable
ByteAsk https://byteask.ai/ F26 Active The AI coding agent for C and C++
Capveon https://capveon.ai F26 Active Turning infrastructure demand into action
Caveman https://caveman.so F26 Active Caveman cuts what AI agents cost without making them dumber.
Cesara https://cesara.com F26 Active Faster & accurate transactions for health systems
ChemPilot.ai https://chempilot.ai/ F26 Active Discover novel defense related materials/molecules.
ClaimKit https://claimkit.co/ F26 Active AI-native professional services agency
Clean http://www.tryclean.ai F26 Active We tell sellers exactly when a company is ready to buy.
Collar https://usecollarai.com F26 Active AI-Native Investor Relations
Composal https://composal.ai F26 Active Swarms of agents acting like users to find bugs before release
CONUS https://www.conus-med.com F26 Active The AI knowledge layer for medical devices
Covera https://www.covera-agents.com/?utm_source=ycombinator&utm_medium=company_profile&utm_campaign=yc_f26 F26 Active AI-native OS for insurance brokers
Cyclon https://cyclon.ai/ F26 Active a phone where AI is the interface
Databuddy https://www.databuddy.cc F26 Active AI Data Analyst for fast-growing teams
Decent https://decent.com F26 Active Your health plan should get better year-round. Not just once a year.
DeepMark https://www.deepmark.me F26 Active A live watermark inside AI voice that survives phone calls
Definite https://www.usedefinite.com F26 Active Build everyday back-office agents on one live model of your books
Degla Inc https://degla.ai F26 Active The fully autonomous intelligence layer in the sky.
Deploy https://deployrobotics.co/ F26 Active The generalist robot deployment company.
Dreamscale Labs https://dreamscalelabs.com F26 Active Real-time cloud inference for robotics.
Dydema https://dydema.com/ F26 Active A consumer brain-computer interface you can map to anything.
Elimentary https://www.elimentary.com F26 Active Agents that run middle/back-office operations for Private Capital
Faraday https://faradaycompute.com F26 Active Agents running industrial enterprises from back office to shop floor
Fire Wallet https://fire.co F26 Active Fire Wallet is a privacy-first crypto wallet designed to just work,…
Forward https://www.useforward.co/ F26 Active Unifying Global Private Credit
Frontrunner https://usefr.com/ F26 Active Cursor for GTM
GodHands https://godhands.ai F26 Active Turn how your team works into playbooks and agents.
Gradon https://heygradon.com/ F26 Active Legora for AEC (Architecture, Engineering, & Construction) firms
Graphide https://Graphide.com F26 Active A graph based IDE for when agents program faster than you can read
GrayPass https://graypass.com/ F26 Active Verify the expected person is still in control before sensitive…
Grep AI https://grep.ai F26 Active Self-improving agents that automate your growth bottlenecks
HABU https://buildhabu.com F26 Active Like Crosby, but for real estate development
Halmos Labs https://halmoslabs.com/ F26 Active Maximum information per experiment, minimum experiments per conclusion
Hemlock https://hemlock.inc F26 Active Force-sensing wristband for training robotic AI
herdr https://herdr.dev/ F26 Active building the open agent runtime
Hesper AI https://gethesperai.com F26 Active AI Claims Investigator for Insurance
Hickory & Company https://hickory.co F26 Active Hickory offers agentic compliance and BSA for banks and fintechs
Hopper https://withhopper.com F26 Active Inference and post-training for realtime agents
Hue https://hue.run/ F26 Active Test agents in realistic worlds built from production usage
Hundred http://hundred.systems/ F26 Active 100% automated inspection for consumer electronics parts
Ignition Benefits https://www.ignitionbenefits.com/ F26 Active The AI-Native Benefits Brokerage
Inflection Space Systems https://inflection-space.com/ F26 Active Hyperscaling space manufacturing
Invertix https://www.invertix.ai F26 Active Energy Superintelligence, AI that operates critical infrastructure
isoquant https://isoquant.ai/ F26 Active Self-optimizing inference cloud for faster, cheaper AI
Kailash Labs https://www.kailashlabs.com/ F26 Active A factory for small and specialized video reasoning models
Kairos Health https://kairoshealthai.com F26 Active AI front desk that fills every chair for dental practices
Keres https://www.keresaero.com/ F26 Active Kill the drone, keep the jet. Reusable unmanned interceptors.
Kiwi https://withkiwi.ai/ F26 Active Kiwi is your GTM agent's favorite data engineer.
Lantern AI https://lantern.md F26 Active Turn Your Taste Into Hires
Lark https://larkagents.com F26 Active AI agents that automate workflows for distributors
Latent http://runlatent.ai/ F26 Active Catch wrong LLM answers before your customers do
Lyon https://lyon.so F26 Active Foundation models on enterprise transaction data.
Mantle F26 Active The pit crew for machines and robots.
Maritime https://maritime.sh/ F26 Active The managed cloud for AI agents.
Melty https://www.melty.gg F26 Active Mashup any game
Micora https://micora.com F26 Active Microgrids in a box built anywhere in days
Mirrors https://www.mirrors.dev F26 Active Give AI agents the right context at the right moment
Munito AI https://munito.ai F26 Active Open-model inference provider for Europe, private by default.
Native https://native.no/ F26 Active Artificial Intuition for marketing
Neomatter https://neomatter.com F26 Active AI that works for in-house legal teams
Nodus Compute https://www.nodus-compute.ai/ F26 Active Intelligent Cloud for AI workloads
Nxtcure Labs https://nxtcure.com F26 Active The full-stack AI CRO for drug discovery.
Oasive https://www.oasive.ai F26 Active Helping bond investors find what's rich or cheap, and why
Obia https://obia.io/ F26 Active AI-native commercial real estate brokerage
ObsessionDB https://obsessiondb.com F26 Active Real-time data warehouse for agents
Odin Robotics https://odin-robotics.com F26 Active Robot arms that do repetitive manual work in existing factories.
OnePatch https://onepatch.dev F26 Active Automate on-call at agent-scale.
Open Actuation https://openactuation.com F26 Active Quick-turn, purpose-built motors & actuators for all
OpenHack https://openhack.com F26 Active Always-on AI security engineer
OpenSEO https://openseo.so/ F26 Active Open source alternative to Semrush and Ahrefs
OpEra https://operatechnologies.com F26 Active The AI decision engine for factories, warehouses and fleets
Orca Aerospace https://orcaaerospace.com/ F26 Active AI spacecraft operators that lives onboard the vehicle
Orgo https://www.orgo.ai F26 Active Computers for Agents
ORO AI https://www.oroagents.com F26 Active Continuously improving evals for agentic commerce
Papaya https://papaya.fyi/ F26 Active Continuously improve the quality of your AI agents.
Particularity https://particularity.io F26 Active Building the tech stack for government regulators
Perit.AI https://www.perit.ai/ F26 Active Expert-led data and RL platform for AI labs
Petrichor https://petrichorbio.com/ F26 Active Wet lab infrastructure that turns AI experiments into training data.
Phone Harness https://phone-harness.com/ F26 Active Let your agent control your phone
Ploid https://ploid.com F26 Active The people data company for the agent era
Polemos Industries https://lokberg.com/ F26 Active AI-guided ballistic missiles, cheap enough to field in numbers that…
Pomerado https://www.pomerado.ai F26 Active Turn any website into an MCP for your agents, in minutes
Praxis https://runpraxis.ai F26 Active AI agents that run law firm operations.
Preload F26 Active Motor cortex for physical AI
Primordiant https://primordiant.com F26 Active Embodied Scientific Intelligence
Quippy https://quippyapp.com F26 Active Helps build social skills through daily practice
Quivly AI https://www.quivly.ai/ F26 Active AI agents that run onboarding, adoption, and renewals
RATLOG https://www.ratlog.space/ F26 Active Reusable heavy-lift rockets
Reconero https://reconero.com F26 Active Reconero helps police officers automate their workflows with AI
Redoubt Insurance https://www.redoubt.insure F26 Active Commercial insurance for small businesses
Resin Technologies https://resineda.com/ F26 Active Resin helps engineers design electronics faster and more reliably
Rhem Labs https://rhem.ai F26 Active Home care technology for aging parents and their families
RightNow https://runinfra.ai/ F26 Active Co-designing the fastest intelligence
River https://meetriver.com/ F26 Active The AI computer.
Rodeo Robotics https://www.rodeorobotics.com/ F26 Active Robots for vehicle maintenance.
Roma https://roma.app F26 Active Roma is the to-do list that does itself
Runtime.si https://runtime.si/ F26 Active Evaluation Infrastructure for Robotics (YC F26)
Rystic https://rystic.ai F26 Active Train models and test agents in high-fidelity simulated environments
Saccade https://saccade.health F26 Active World's Earliest Test for Alzheimer's Biomarkers
Sentient OS https://sentient-os.ai F26 Active On-device AI that knows your entire life and does your work overnight.
Shepherd Robotics https://shepherdrobotics.ai/ F26 Active Robots for high skilled labor powering AI infrastructure
Shire Intelligence https://shireintelligence.com/ F26 Active Shire uses CCTV to run restaurants in real time.
Sigma F26 Active Lakehouse-as-a-Service (LaaS)
Silica https://silicamachines.com/ F26 Active Actuators for Physical AI
Simantic https://simantic.com F26 Active Firmware simulation for AI agents
Simulithic https://simulithic.com F26 Active AI users that test your app on every device and browser
sintem https://sintem.co F26 Active An agentic phone that does your busywork
Sinter https://sinter.systems F26 Active Accelerating scaled plastics with additive technologies
Sintropix https://sintropix.com/ F26 Active Autonomous accounting platform for global companies
Sona8 https://sona8.com F26 Active Context layer from employee voices to improve & automate workflows
Spine https://www.joinspine.ai/ F26 Active We run benefits, payroll & compliance for startups, for free
Stacktrace https://stacktrace.ai F26 Active See and control what your agents actually do
Streamline Systems https://streamlinesystems.ltd/ F26 Active Precision navigation for UAVs operating without GPS.
Super Powers Mobility (SPM) https://www.spm.fun F26 Active Modular battery packs for mobility/vehicles
Sutrix https://www.sutrix.ai/ F26 Active Deployed AI to turn EHR data into study-ready datasets
Synara https://synaraops.com F26 Active We are the last monitoring station, run by AI
Talos https://www.talos-us.com/ F26 Active Predictive maintenance for power infrastructure.
Terse https://www.useterse.ai/ F26 Active Durable state for AI agents
The Agentic Data Co. https://theagenticdatacompany.com F26 Active Training Data For Speech Models.
The Company Company https://www.thecompany.company F26 Active The operating system for tech startups.
The Subvocal Company https://subvocal.company F26 Active Talk to your computer without talking
Theo https://theo.site/ F26 Active The site-builder and engine that gets your business found.
Theseus Robotics https://theseus.bot/ F26 Active Humanoids to restock retail shelves & pick orders
Tilion https://tilion.com F26 Active Super fast, unblockable browser infra for agents
Tilo https://tilo.so F26 Active A Linux-based, AI-native operating system.
Tire Swing https://gettireswing.com F26 Active AI Compliance for Affordable Housing
TrueMile https://TrueMile.AI/ F26 Active An AI-operated logistics company.
twentyfour26 https://twentyfour26.com/ F26 Active On Demand CNC Prototyping
UFO.ai https://ufo.ai F26 Active Next-generation agent operating system
UXDuck https://uxduck.com F26 Active Build better drones. Run better missions.
Veeza AI https://veeza.ai F26 Active AI tourist visa agent for people with weak passports.
Veltha https://veltha.ai/ F26 Active AI native TPA starting with workers comp
Vexo https://www.vexoai.com/ F26 Active An AI bracelet that remembers your day and acts before you ask.
Viraj Aero https://www.viraj-aero.com/ F26 Active Next generation gas turbines for data centers & aviation
Volaren Inc. https://www.volaren.ai F26 Active Turning Ideas into Trades. Volaren puts the hedge fund in the hands…
Vorelios https://vorelios.com F26 Active A foundation model for engineering physics
Voyager https://voyager.so F26 Active Open harness for video and other creative work.
Vyra https://usevyra.com F26 Active Autonomous video editing for non-editors.
Wondersearch https://wondersearch.com F26 Active Instant semantic search over your data without embeddings.
Workers IO https://workers.io F26 Active Simulation environments for verifying mission-critical software
Yam https://hiyam.ai/ F26 Active AI-powered dating sims for women