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Startup list · AI agent · 2025

AI agent startups in 2025

134 companies, newest first, each linked to the record it comes from.

MentionFox lists 134 AI agent companies for 2025. Of them, 132 are Y Combinator companies (the newest batch here is Fall 2025, with 33); 1 filed a Form D notice with the SEC; 1 won an SBIR or STTR award.

Companies134
Y Combinator132
Form D filers1
SBIR/STTR winners1

Other years

All years (528) 2026 (168) 2024 (92) 2023 (53) 2022 (41)

AI agent startups in 2025

CompanyWhat it doesDateAmountRound / stageRecord
Double Blind Bio Inc.Filed Dec 29, 2025$5.6MSEC Form D
AmikaInfra to build your own software factoryFall 2025Y Combinator batchY Combinator listing
Boom AIAI agents that recover lost revenue through real conversations.Fall 2025Y Combinator batchY Combinator listing
Clicks HealthAI agents for your healthcare back-office operations.Fall 2025Y Combinator batchY Combinator listing
CompyleThe coding agent that actually collaborates with youFall 2025Y Combinator batchY Combinator listing
dari.devThe Routing Layer for AI AgentsFall 2025Y Combinator batchY Combinator listing
DeeptraceAI agents for on-callFall 2025Y Combinator batchY Combinator listing
Expected ParrotSimulate your customers with AI agentsFall 2025Y Combinator batchY Combinator listing
HypercubicAgentic AI for Mainframe Operations and ModernizationFall 2025Y Combinator batchY Combinator listing
HyperspellYour Company BrainFall 2025Y Combinator batchY Combinator listing
itemThe AI-Native CRM that works for youFall 2025Y Combinator batchY Combinator listing
KarumiThe Waymo of Personalized demosFall 2025Y Combinator batchY Combinator listing
Kestrel AIAI Agents for Platform EngineeringFall 2025Y Combinator batchY Combinator listing
KoyalAgentic AI Filmmaking PlatformFall 2025Y Combinator batchY Combinator listing
LeadbayQualified leads for agentic workflows.Fall 2025Y Combinator batchY Combinator listing
LemmaProduction Monitoring for AI agentsFall 2025Y Combinator batchY Combinator listing
LocusPayment infrastructure for AI agentsFall 2025Y Combinator batchY Combinator listing
Lua Global IncThe mid-market agent platformFall 2025Y Combinator batchY Combinator listing
MetorialAgentic infrastructure to power AI-native companies.Fall 2025Y Combinator batchY Combinator listing
MossReal-time semantic search for Conversational AIFall 2025Y Combinator batchY Combinator listing
MOVEdotAI Agents for Hardware EngineeringFall 2025Y Combinator batchY Combinator listing
MSPilotTurn AI adoption into a recurring revenue line.Fall 2025Y Combinator batchY Combinator listing
MultifactorZero-trust authentication, authorization, and auditing for AI agentsFall 2025Y Combinator batchY Combinator listing
NexusWe help non-technical teams build AI agents without engineersFall 2025Y Combinator batchY Combinator listing
PerseusApplied Lab focused on Search in Latent Spaces.Fall 2025Y Combinator batchY Combinator listing
RedaptoIntelligence that moves the worldFall 2025Y Combinator batchY Combinator listing
RemedyAI Agents for PharmaciesFall 2025Y Combinator batchY Combinator listing
Scott AIThe planning layer for teams that build with coding agentsFall 2025Y Combinator batchY Combinator listing
SourcebotHelping humans and AI agents understand massive codebasesFall 2025Y Combinator batchY Combinator listing
SpecificThe cloud platform built for coding agentsFall 2025Y Combinator batchY Combinator listing
Tell if AIAI agents on real phones, growing brands across every platform.Fall 2025Y Combinator batchY Combinator listing
The Context CompanyFind what's losing you customers and money in your AI agent and fix itFall 2025Y Combinator batchY Combinator listing
The HogReal-time web intelligence API for AI agents and GTM teamsFall 2025Y Combinator batchY Combinator listing
Veria LabsContinuous AI pentesting that finds and fixes vulnerabilitiesFall 2025Y Combinator batchY Combinator listing
Titan Robotics IncIi, masss - multi-agent simultaneous segmentation and schedulingAward starts Aug 26, 2025$1.4MSBIRFederal award record
AcrelyEnterprise Voice AgentsSummer 2025Y Combinator batchY Combinator listing
AdaptionalAI-powered insurance claims reviewSummer 2025Y Combinator batchY Combinator listing
AgentMailEmail Inboxes for AI AgentsSummer 2025Y Combinator batchY Combinator listing
AlterPrivileged Access Management for AI AgentsSummer 2025Y Combinator batchY Combinator listing
AlturVoice AI Agents for Debt CollectionSummer 2025Y Combinator batchY Combinator listing
AutosanaAI agents for E2E testing across mobile & webSummer 2025Y Combinator batchY Combinator listing
AventAI agents for industrial commerceSummer 2025Y Combinator batchY Combinator listing
BootLoopFirmware in minutes, not months - rigorously tested on real hardwareSummer 2025Y Combinator batchY Combinator listing
ComenaAI agents for distributors and manufacturers to automate order entry.Summer 2025Y Combinator batchY Combinator listing
ContextFortVisibility and Controls for Browser AgentsSummer 2025Y Combinator batchY Combinator listing
DatafruitThe AI workspace for software implementationsSummer 2025Y Combinator batchY Combinator listing
Dedalus LabsCompute substrate for AI agentsSummer 2025Y Combinator batchY Combinator listing
DoeThe boring stuff, handledSummer 2025Y Combinator batchY Combinator listing
EmbedderThe Enterprise AI Platform for Embedded SoftwareSummer 2025Y Combinator batchY Combinator listing
FulcrumThe agentic debugger for AI systemsSummer 2025Y Combinator batchY Combinator listing
KernelCrazy fast, open source infra for AI agents to use the InternetSummer 2025Y Combinator batchY Combinator listing
MetisInfrastructure to build reliable agentsSummer 2025Y Combinator batchY Combinator listing
Minimal AIAI Agents for E-commerce Customer SupportSummer 2025Y Combinator batchY Combinator listing
MonteContinual Learning for AgentsSummer 2025Y Combinator batchY Combinator listing
MotivesConsumer focus groups run by AISummer 2025Y Combinator batchY Combinator listing
NixoMake every FDE on your team capable of moving any account forward.Summer 2025Y Combinator batchY Combinator listing
Noso LabsBuild AI agents for field technicians to diagnose and sell 10x betterSummer 2025Y Combinator batchY Combinator listing
NotteBrowser infra for AI agents: sessions, auth, proxies, paymentsSummer 2025Y Combinator batchY Combinator listing
OkibiTurns products into CLIs and agents into customersSummer 2025Y Combinator batchY Combinator listing
Orange SliceAgentic sales enrichment spreadsheetSummer 2025Y Combinator batchY Combinator listing
PangolinOpen networking and security for your workforce, AI agents, and infraSummer 2025Y Combinator batchY Combinator listing
PlaygentSandboxes for AI agentsSummer 2025Y Combinator batchY Combinator listing
PleomAgentic Business IntelligenceSummer 2025Y Combinator batchY Combinator listing
Risely AIAI agents that automate administrative work across college campusesSummer 2025Y Combinator batchY Combinator listing
SiraAI Native Rippling for Deskless WorkersSummer 2025Y Combinator batchY Combinator listing
stagewiseThe Open Source Agentic IDESummer 2025Y Combinator batchY Combinator listing
TesoraFrontier AI for ActuariesSummer 2025Y Combinator batchY Combinator listing
The Prompting CompanyWe help products get discovered & used by AI agents.Summer 2025Y Combinator batchY Combinator listing
TheoraBuilding medical school for AI AgentsSummer 2025Y Combinator batchY Combinator listing
TraceRoot.AIOpen source self-improving layer for AI agentsSummer 2025Y Combinator batchY Combinator listing
VeritusAI agents for the consumer lending industrySummer 2025Y Combinator batchY Combinator listing
Vulcan TechnologiesSecure frontier AI for government & adjacent knowledge workSummer 2025Y Combinator batchY Combinator listing
WaferAI that makes AI fastSummer 2025Y Combinator batchY Combinator listing
WedgeAI Employees for HealthcareSummer 2025Y Combinator batchY Combinator listing
AirweaveThe open-source context retrieval layer for agentsSpring 2025Y Combinator batchY Combinator listing
AtlogOutbound voice and text AI without a promptSpring 2025Y Combinator batchY Combinator listing
Avallon AIAI agents for insurance claims operationsSpring 2025Y Combinator batchY Combinator listing
BitBoardLet your agent build dashboards and reporting.Spring 2025Y Combinator batchY Combinator listing
BlaxelThe infrastructure for autonomous agentsSpring 2025Y Combinator batchY Combinator listing
BluejayTest, monitor, and improve your voice and chat AI agentsSpring 2025Y Combinator batchY Combinator listing
ChestnutThe first AI mortgage lenderSpring 2025Y Combinator batchY Combinator listing
ClarmBuild governed AI agents on your own data, without codeSpring 2025Y Combinator batchY Combinator listing
CohesiveThe agentic CRM for blue-collar servicesSpring 2025Y Combinator batchY Combinator listing
CotoolAI Agents for Security Operations TeamsSpring 2025Y Combinator batchY Combinator listing
CuaGive every agent a cloud desktopSpring 2025Y Combinator batchY Combinator listing
DocketAI agents for web testingSpring 2025Y Combinator batchY Combinator listing
GolfAgentic AI Security and GovernanceSpring 2025Y Combinator batchY Combinator listing
HelixDBThe fastest & most scalable graph-vector database on the marketSpring 2025Y Combinator batchY Combinator listing
HemutAI-powered operating system for trucking companies.Spring 2025Y Combinator batchY Combinator listing
IrbcAI-native financial institution for global businesses + agents.Spring 2025Y Combinator batchY Combinator listing
KashikoiSimulation Engine for Benchmarking AI ProductsSpring 2025Y Combinator batchY Combinator listing
MesmerThe operating system for the 100x Engineering TeamSpring 2025Y Combinator batchY Combinator listing
MethodAgents that improveSpring 2025Y Combinator batchY Combinator listing
NovoflowComputer-using agents for healthcare operationsSpring 2025Y Combinator batchY Combinator listing
ParsewiseMulti-document processing for your risk teams, AI agents, pipelinesSpring 2025Y Combinator batchY Combinator listing
PelicaAI agents for risk-bearing healthcare organizationsSpring 2025Y Combinator batchY Combinator listing
PropolisHands off QA via intelligent browser agentsSpring 2025Y Combinator batchY Combinator listing
RunRLReinforcement learning as a serviceSpring 2025Y Combinator batchY Combinator listing
Scalar FieldYour Agentic Trading Desk — Building the next era of agentic…Spring 2025Y Combinator batchY Combinator listing
SimBuild autonomous AI agents for enterprise systemsSpring 2025Y Combinator batchY Combinator listing
SixtyfourIntelligence Infrastructure on People and EntitiesSpring 2025Y Combinator batchY Combinator listing
StarSlingSelf-Driving CI: fast AI-native GitHub Actions runnersSpring 2025Y Combinator batchY Combinator listing
stratifyAI agents that help you understand your customers' needsSpring 2025Y Combinator batchY Combinator listing
Synthio LabsAgentic AI platform for Pharma GTM teamsSpring 2025Y Combinator batchY Combinator listing
throxyVertical AI agents running B2B outbound on autopilot, with human SDRsSpring 2025Y Combinator batchY Combinator listing
TrapezeAI-native ZocdocSpring 2025Y Combinator batchY Combinator listing
Agentin AIAI Agents that automate enterprise software processesWinter 2025Y Combinator batchY Combinator listing
BluebookAI for accountingWinter 2025Y Combinator batchY Combinator listing
BudAgent with a computerWinter 2025Y Combinator batchY Combinator listing
ButterEmbedded Sandboxes for AgentsWinter 2025Y Combinator batchY Combinator listing
CandorProtect your data and stop insider riskWinter 2025Y Combinator batchY Combinator listing
CifratoAI Accountant for Accounting FirmsWinter 2025Y Combinator batchY Combinator listing
ClosureWe help law enforcement solve crimeWinter 2025Y Combinator batchY Combinator listing
CodevisorThe fastest native app for agentic engineering.Winter 2025Y Combinator batchY Combinator listing
DartboardAI-native remote operations center for hardware fleetsWinter 2025Y Combinator batchY Combinator listing
DelineateAgents for Accelerated Clinical Trial DesignWinter 2025Y Combinator batchY Combinator listing
DextoAWS for AI AgentsWinter 2025Y Combinator batchY Combinator listing
Egress HealthAutomated revenue cycle management, starting with dentistsWinter 2025Y Combinator batchY Combinator listing
ErgoAI agents and unified data layer for revenue teamsWinter 2025Y Combinator batchY Combinator listing
FlowtelThe AI Voice agents for hotelsWinter 2025Y Combinator batchY Combinator listing
Fuse AIAgentic Sales PlatformWinter 2025Y Combinator batchY Combinator listing
Leaping AIAI voice and texting agentsWinter 2025Y Combinator batchY Combinator listing
MacadamiaAI Agents for Complex Engineering ProjectsWinter 2025Y Combinator batchY Combinator listing
MastraThe Javascript framework for building AI agents, from the Gatsby devsWinter 2025Y Combinator batchY Combinator listing
MosaicFrontier Video AgentsWinter 2025Y Combinator batchY Combinator listing
OsmosisReinforcement Learning (RL) for AI AgentsWinter 2025Y Combinator batchY Combinator listing
PraximThe agentic AI Word editorWinter 2025Y Combinator batchY Combinator listing
RetrofitA vintage marketplace curated by AIWinter 2025Y Combinator batchY Combinator listing
RoarkTest, monitor, and improve your voice agentsWinter 2025Y Combinator batchY Combinator listing
RocketableThe AI Maximalist Software Holding CompanyWinter 2025Y Combinator batchY Combinator listing
SolidroadAI agents for CX teams, starting with training and QA.Winter 2025Y Combinator batchY Combinator listing
TergleAI Agents for AuditWinter 2025Y Combinator batchY Combinator listing
TravaAI agents for global trade complianceWinter 2025Y Combinator batchY Combinator listing
WozWinter 2025Y Combinator batchY Combinator listing

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Permanent URL: https://mentionfox.com/startups/ai-agents/2025
Last updated 2026-09-30
Primary record: SEC filing · Y Combinator directory entry · Federal award record
AI agent startups in 2025: 134 companies, each with its record. MentionFox, 2026-09-30. https://mentionfox.com/startups/ai-agents/2025