The AI Stack
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The Map · Updated May 2026

Seven layers of
the AI economy.

A living map of the companies building intelligence — from energy and silicon at the bottom to consumer applications at the top.

Currently tracking 440 companies across 55 categories with 38,889 open roles.

The Stack

Top → Bottom
L6

Applications & Products

AI Safety & TrustAI-Assisted DevelopmentConversational AI / AssistantsCreative & Media ToolsCustomer & Sales AIEnterprise AI & KnowledgeRobotics & Physical AIVertical AI
150Companies
L5

Orchestration & Frameworks

AI Data ToolsAgent Frameworks & SDKsEvaluation & TestingGuardrails & SafetyLLM Observability & TracingLow-Code AI BuildersPrompt & Context ManagementRAG & RetrievalTool Integration & ExecutionWorkflow & Task Orchestration
65Companies
L4

Models & Training

Audio & SpeechCode-Specialized ModelsEdge & Distributed InferenceFrontier Foundation Model LabsImage & Visual GenerationMLOps & Experiment TrackingModel Distribution & ServingRobotics & Embodied AI ModelsSpecialized & EmergingVideo Generation
65Companies
L3

Data & Storage

AI Data ToolsData Integration & PipelinesData Labeling & AnnotationData Platforms & WarehousesData Quality & GovernanceObject & File StorageSearch EnginesUnstructured Data ProcessingVector Databases
72Companies
L2

Cloud & Virtualization

Cloud Cost ManagementGPU Cloud / AI ComputeGeneral IaaS / HostingHyperscale Cloud PlatformsServerless Inference
22Companies
L1

Silicon & Compute

GPU & AI AcceleratorsGeneral-Purpose ProcessorsMemory & Storage SiliconNetworking SiliconOptical Interconnect & PhotonicsSemiconductor Foundries
27Companies
L0

Physical Infrastructure

Construction & EngineeringCooling & Thermal ManagementData Center OperatorsInfrastructure InvestmentPhysical ConnectivityPower Distribution & ElectricalPower Generation
39Companies