The AI Stack
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The directory

Companies

Every company building a layer of the AI stack — searchable, filterable, and cross-referenced against investors and roles.

440Tracked
CompanyLayerPrimary patternStage
Inflection AIL4 Models & TrainingEnterprise LLMSpeculative
InngestL5 Orchestration & FrameworksSpeculative
IntelINTCL1 Silicon & ComputeGrowth
Intercom FinL6 Applications & ProductsAI Support AgentsGrowth
Jaguar MicrosystemsL1 Silicon & ComputeSpeculative
JasperL6 Applications & ProductsContent CreationGrowth
JazzX AIL6 Applications & ProductsAI Assistants & Agent PlatformsSpeculative
JetCoolSeries BL0 Physical InfrastructureGrowth
Jina AIL3 Data & StorageSearch & RetrievalGrowth
Judgment LabsL5 Orchestration & FrameworksSpeculative
Julius AIL6 Applications & ProductsData AnalyticsSpeculative
Kairos PowerL0 Physical InfrastructureSpeculative
Kapa AIL6 Applications & ProductsAI Support AgentsGrowth
KDB.AIL3 Data & StoragePurpose-Built Vector DBSpeculative
KernaL6 Applications & ProductsAutonomous Coding AgentsSpeculative
KiteL6 Applications & ProductsHR & IdentitySpeculative
KKR & Co. Inc.KKRL0 Physical InfrastructureDominant
Kling (Kuaishou)1024.HKL4 Models & TrainingGrowth
KreaL6 Applications & ProductsImage Generation & EditingSpeculative
LabelboxL3 Data & StorageGrowth
Lambda LabsL2 Cloud & VirtualizationGrowth
LanceDBL3 Data & StoragePurpose-Built Vector DBGrowth
LanciumL0 Physical InfrastructureBuild-to-Suit / DeveloperGrowth
LangChainL5 Orchestration & FrameworksMulti-Agent FrameworksGrowth
LangfuseL5 Orchestration & FrameworksGrowth
Showing 201225 of 440