YC Spring 2025The X25 batch: 143 companies, 89% AI
143
companies
89%
AI
14
data
51
developer tools
By category
- AI127 (89%)
- Data2 (1%)
- Developer tools6 (4%)
- Other8 (6%)
The X25 companies
143 of 143 companies
AcoliteAIAI Native Commercial Insurance Broker
AdentrisAIReal-time AI Compliance & Revenue Integrity for Medical Providers
AegisAIAI Agents to win denied health insurance claims.
AirweaveAIThe open-source context retrieval layer for agents
AlkaliAIThe smarter way to estimate steel.
AlmondAIA dual-arm robot built for physical AI.
AnanaAIAI Workspace for Hospitality Commercial Teams
AravoltaDeveloper toolsSoftware to monitor, control, and optimize data centers.
AtlogAIOutbound voice and text AI without a prompt
AttuneAIFaster builds, zero effort.
AuctorAIThe agentic operating system for modern system integrators.
Avallon AIAIAI agents for insurance claims operations
AviroAIEnvironments for Long Horizon Work
BelugaAICreator marketing that scales like paid ads
Besimple AIAIVoice data for AI
Better AuthDeveloper toolsThe authentication framework for TypeScript
BitBoardAILet your agent build dashboards and reporting.
BitPatrolAcquiredAI-powered code security
BlaxelAIThe infrastructure for autonomous agents
BloomDeveloper toolsBuild and share mobile apps in seconds
BluejayAITest, monitor, and improve your voice and chat AI agents
BlueshoeAIThe AI-Native Consumer + Plaintiff Law Firm
BondAIYour AI Chief of Staff
Boost RoboticsAIRobots for the inspection and maintenance of data centers
BramanteAILife sciences reagents and software
CactusAIAll-In-One AI Growth Partner. Built for Trades.
CapacitiveAIThe data gateway for agents.
CartpoleAIBuilding reinforcement learning environments
CascoAIAutonomous security testing for web apps, APIs, cloud, and AI systems
Cashew LabsAIRecursive self improving harnesses and models
CaucusInactiveAI CRM for Government
ChestnutAIThe first AI mortgage lender
ChironAIGrammarly for Math ✏️
chrtAIchrt is a logistics platform for time-critical shipping
Claim HealthAIAI Revenue Platform for Post-Acute Care
ClarmAIBuild governed AI agents on your own data, without code
ClideyAITurn scattered data into one platform for decision-making
Code FourAIModernizing the police workflow.
CohesiveAIThe agentic CRM for blue-collar services
CombinelyAIAI coworker for Accountants
CotoolAIAI Agents for Security Operations Teams
CrimsonAIThe AI Associate for Litigation Lawyers
CuaAIGive every agent a cloud desktop
cubicAIAI-powered code review platform
DocketAIAI agents for web testing
Eloquent AIAIThe AI Operator for Financial Services
FeynAICustom models trained on your data
Flott HQAIAI-native operating system for vehicle fleet management
FreesoloAIProduct Native Models
FrekilAIRWE Generation in minutes
Galen AIAcquiredPersonal AI healthcare agent, powered by clinical and wearable data.
GodelaAIAI Physics Engine to replace simulations and prototypes
GolfAIAgentic AI Security and Governance
GroundControlAIVertical AI for highly-regulated manufacturing
HABITAIAccelerating world models.
HelixDBAIThe fastest & most scalable graph-vector database on the market
HemutAIAI-powered operating system for trucking companies.
Human BehaviorAIUnderstand your users beyond the numbers
IRBCAIAI-native financial institution for global businesses + agents.
Jeevy FabricationAIAI Driven EPC - Weld Fabrication Contractor
KaelioAIThe open-source context layer for data agents
KairosAISpecialized AI for Critical Industries
KaizenAIAutomate anything on the web.
Kanava AIInactiveYour First AI Sales Hire for Wholesale Distributors
KashikoiAISimulation Engine for Benchmarking AI Products
KestralAIWe automate your entire product development lifecycle.
Kirana AIAcquiredAI manager for physical stores
Klavis AIAIHigh Quality Coding & Agentic Data for AI labs
LabricAIThe data layer for scientific research
LeerooAIOrganizational Superintelligence
LucisAIFunction Health for Europe
LumariAIAI Digital Workers for Supply Chain
Mbodi AIAIIndustrial Robots that Learn and Operate Like Humans
MesmerAIThe operating system for the 100x Engineering Team
MethodAIAgents that improve
MindFortAIAutonomous Security Agents
MinervaAIAI native financial institution
mlopAIExperiment tracking for training ML models
Moby AnalyticsAIAI financial auditors
MorphikAIAI workers for Skilled Nursing and Senior Living Operations
MorphoAIAISoftware tool for designing robots and machines
NaïveAIAutonomous Company Infrastructure
nao LabsAIOpen Source Analytics Agent
neoncoralAI
Nimbic AIAIAutomatically write and update internal docs with every code commit.
NomiAIRealtime Sales Copilot
NovoflowAIComputer-using agents for healthcare operations
Opusense AIAIAI for Field Inspection Reports
OrchidAIA personal EA in your iMessage
Paper InstrumentsAIOpen-source frontier models for knowledge work
ParaQueryDataManaged GPU-accelerated Spark + SQL at 2x speed and half the cost
ParsewiseAIMulti-document processing for your risk teams, AI agents, pipelines
PartclAIDesign a chip in minutes
PelicaAIAI agents for risk-bearing healthcare organizations
PercivalInactiveAccelerating data analysis for research
PgDogDataScaling engine for PostgreSQL
PhotoniumAIAI-Powered Optical Consulting & Software
PlexeAIOpen-source agents to build predictive ML models from a prompt
PrismDeveloper toolsAbundant Intelligence for Everyone
PropolisAcquiredHands off QA via intelligent browser agents.
QualGentAIAI Mobile App Quality Assurance Tester
RaloAIAI-Native Mortgage Broker
RefreshDeveloper toolsTraining gyms for computer use and software engineering work
RimbaAIStreamlining Data Capture to Report Creation for Heavy Industries
RunRLAIReinforcement learning as a service
Scalar FieldAIYour Agentic Trading Desk — Building the next era of agentic…
sieveAIAI + human review to solve data cleaning - accessible via API or Excel
SimAIThe AI Workspace for Building and Managing AI Agents.
SixtyfourAIIntelligence Infrastructure on People and Entities
StarSlingAISelf-Driving CI: fast AI-native GitHub Actions runners
stratifyAIAI agents that help you understand your customers' needs
SureformAIReal-world data and RL environments for frontier AI
Sygaldry TechnologiesAIquantum-accelerated AI servers
Synthio LabsAIAgentic AI platform for Pharma GTM teams
TegoreAIYour new AI-powered math tutor.
Text.aiAIAlfi - your group chat with social skills to bring friends closer
The Robot Learning CompanyAITools for the next era of physical automation.
TheoremAIProgram verification so even your systems engineers can vibecode
ThetaAISpecialized AI for Every Job
Third ChairAIAI-Native IP Enforcement Agent
throxyAIVertical AI agents running B2B outbound on autopilot, with human SDRs
Ticket WalletAIAI-optimized ticket resale
TinfoilAIEncrypted AI with verifiable privacy
TrapezeAIAI-native Zocdoc
UnitsAIUnits builds full-stack AI education infrastructure.
ValueMateAIValuemate automates real estate appraisals with AI
Vassar RoboticsDeveloper toolsOpen-source semi-humanoid dev kit → home data → autonomy → 20h/wk
VesenceAIAI for High-Stakes Work
Vision LabAIIndustrial data layer for robotics training
VybeAISecure internal apps. Built by AI in seconds. Powered by your data.
WaffleAIAI generated podcasts
WavedashAIPlay the latest games in your browser with no downloads
WillowAIThe voice interface replacing your keyboard
YouLearnAIAI tutor for each student.
Zeon SystemsAIAI-powered robotics for scientific lab automation.
Atum WorksOtherGigascale Nanomanufacturing
Cascade SpaceOtherCommercial alternative to the Deep Space Network
DenOtherMake real life a video game
Foundation IndustriesOtherWe supply hard tech companies with critical components.
NODI EnergyOtherDistributed energy infrastructure unlocking grid power to data centers
ProboOtherWe help you get compliant while you focus on your business.
QFEXOther24/7 Global Stock Exchange
VoiceOSOtherSay it and it's done. Voice is the new OSX25 among all batches
Top tags in X25
- Developer Tools20
- Robotics9
- Manufacturing9
- Infrastructure9
- Consumer9
- Enterprise Software8
- Machine Learning8
- Hardware6
- Hard Tech6
- Healthcare6
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