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The AI value chain / Company index

Company directory

Five layers. Twenty-five sublayers.
The atlas and the wider company research directory.

The atlas includes up to ten companies per sublayer. Companies may appear in several sublayers; this directory also retains the other researched companies.

40 of 333 companiesAlphabetical order
Companies, their layer and sublayer, revenue where available, and the evidence-based reason for inclusion in the atlas. Other researched companies remain monitored.
CompanyLayer / sublayerRevenueWhy included in the atlas
ABBABBN.SW · Public companyElectrical distribution, protection and industrial automation
Energy/GridArchived
Energy/Grid
$9.7B
Group revenueQ3 2026 continuing operationsCompany-stated · As of 2026-09-30Source: ABB · ABB Q3 2026 results; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 69.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 69.

AbridgePrivate companyClinical documentation and decision support within health-system workflows
Applications/Vertical AIArchived
Applications/Vertical AI
Revenue not available
in this profile
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 80.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 80.

Accelink002281.SZ · Public companyVertically integrated Chinese maker of optical chips and transceivers
Infrastructure/Networking and opticsTop 10
Infrastructure/Networking and optics
RMB 11.93B
RevenueFY2025 (calendar 2025); up 44.20% from RMB 8,272.3 millionFiling · As of 2025-12-31Source: Accelink Technologies (CNINFO) · Wuhan Accelink Technologies Co., Ltd. 2025 Annual Report, full text (Chinese); opens in a new tab
Networking and optics

Among the fastest documented growth in AI-related activity here: sales of data-centre and access modules rose about 66% in 2025, to RMB 8.5 billion.

Criteria and sources ↗
Networking and optics

Among the fastest documented growth in AI-related activity here: sales of data-centre and access modules rose about 66% in 2025, to RMB 8.5 billion.

Criteria and sources ↗
Accton2345.TW · Public companyNetwork design and manufacturing for cloud and AI infrastructure
Infrastructure/Networking and opticsArchived
Infrastructure/Networking and optics
TWD 286.4B
RevenueJanuary–September 2026Filing · As of 2026-09-30Source: Taiwan Stock Exchange · September 2026 monthly revenue; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 12.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 12.

AdobeADBE · Public companyCreative, document and marketing applications with integrated generative AI.
Models/Specialist modelsTop 10
Models/Specialist models
Specialist models

About 7% of image and video model revenue; replacing it would take about five months.

Criteria and sources ↗
Specialist models

About 7% of image and video model revenue; replacing it would take about five months.

Criteria and sources ↗
Advantest6857.T · Public companyElectrical test systems for logic, memory and advanced packages
Chips/ToolsTop 10
Chips/Tools
JPY 1.13T
RevenueFY2025, ended March 31, 2026Company-stated · As of 2026-03-31Source: Advantest · Integrated Annual Report 2026; opens in a new tab
Tools

Importance rank 7 of 35 · 3.3% of the sublayer's AI output · largest part: Test equipment, 42.9% share, 1.4 years to replace

Criteria and sources ↗
Tools

Importance rank 7 of 35 · 3.3% of the sublayer's AI output · largest part: Test equipment, 42.9% share, 1.4 years to replace

Criteria and sources ↗
AEPAEP · Public companyRegulated transmission, distribution and generation across eleven states
Energy/UtilitiesTop 10
Energy/Utilities
Utilities

Its wires connect about 10% of operating data-centre capacity in the United States; replacing it would take about a year and a half.

Criteria and sources ↗
Utilities

Its wires connect about 10% of operating data-centre capacity in the United States; replacing it would take about a year and a half.

Criteria and sources ↗
AESAES · Public companyContracted renewable generation, storage and regulated utilities
Energy/GenerationArchived
Energy/Generation
$12.23B
Consolidated revenueFY 2025Filing · As of 2025-12-31Source: AES · AES 2025 Annual Report; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 53.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 53.

AirTrunkPrivate companyHyperscale data-center campuses across Asia-Pacific
Infrastructure/CampusesArchived
Infrastructure/Campuses
Revenue not available
in this profile
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 18.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 18.

Ajinomoto Build-up Film (ABF)Business unitInsulating film inside AI chip package substrates, made by Ajinomoto
Chips/Packaging and testTop 10
Chips/Packaging and test
Revenue not available
in this profile
Packaging and test

Importance rank 4 of 28 · 1.3% of the sublayer's AI output · largest part: Substrate build-up film, 95% share, 2.8 years to replace

Criteria and sources ↗
Packaging and test

Importance rank 4 of 28 · 1.3% of the sublayer's AI output · largest part: Substrate build-up film, 95% share, 2.8 years to replace

Criteria and sources ↗
AlibabaBABA · Public companyQwen models, cloud infrastructure and in-house AI chips
Applications/Consumer, search and adsInfrastructure/Cloud+ 2 other sublayersTop 10
Applications/Consumer, search and adsInfrastructure/Cloud+ 2 other sublayers
CNY 1.02T
RevenueYear ended 2026-03-31Filing · As of 2026-03-31Source: SEC EDGAR · 20-F · filed 2026-05-20; opens in a new tab
Consumer, search and ads · 4 atlas roles

About 4% of general AI assistant users and 3% of AI search users (Qwen and Quark); replacing it would take about three months.

Criteria and sources ↗
Consumer, search and ads · 4 atlas roles

About 4% of general AI assistant users and 3% of AI search users (Qwen and Quark); replacing it would take about three months.

Criteria and sources ↗
AlignedPrivate companyHyperscale campuses in the Americas
Infrastructure/CampusesArchived
Infrastructure/Campuses
Revenue not available
in this profile
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 9.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 9.

AlphabetGOOGL · Public companyGoogle's parent: Gemini models, TPUs, Google Cloud and Search.
Chips/Chip designApplications/Data platforms+ 8 other sublayersTop 10
Chips/Chip designApplications/Data platforms+ 8 other sublayers
$402.84B
RevenueYear ended 2025-12-31Filing · As of 2025-12-31Source: SEC EDGAR · 10-K · filed 2026-02-05; opens in a new tab
Chip design · 10 atlas roles

Importance rank 5 of 24 · 1.6% of the sublayer's AI output · largest part: Custom accelerators, 22.7% share, 1.1 years to replace

Criteria and sources ↗
Chip design · 10 atlas roles

Importance rank 5 of 24 · 1.6% of the sublayer's AI output · largest part: Custom accelerators, 22.7% share, 1.1 years to replace

Criteria and sources ↗
AlphaSensePrivate companyAI search and agents over licensed market and expert content
Applications/Vertical AIArchived
Applications/Vertical AI
Revenue not available
in this profile
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 38.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 38.

AmadeusAMS.MC · Public companyTravel-technology transaction platform embedding AI into bookings
Applications/Vertical AITop 10
Applications/Vertical AI
€6.52B
Group revenueFY2025, up 6.1% (8.5% at constant currency); adjusted EBIT EUR 1,893.8 million (29.1% margin); profit EUR 1,335.6 million; free cash flow EUR 1,302.2 millionCompany-stated · As of 2025-12-31Source: Amadeus IT Group · Amadeus FY 2025: Amadeus accelerates revenue growth and expands profitability; opens in a new tab
Vertical AI

About 6% of AI software revenue in retail, travel and other services; replacing it would take about eight months.

Criteria and sources ↗
Vertical AI

About 6% of AI software revenue in retail, travel and other services; replacing it would take about eight months.

Criteria and sources ↗
AmazonAMZN · Public companyCloud infrastructure, custom processors and AI services through Amazon Web Services.
Chips/Chip designApplications/Data platforms+ 4 other sublayersTop 10
Chips/Chip designApplications/Data platforms+ 4 other sublayers
$716.92B
Contract revenueYear ended 2025-12-31Filing · As of 2025-12-31Source: SEC EDGAR · 10-K · filed 2026-02-06; opens in a new tab
Chip design · 6 atlas roles

Importance rank 6 of 24 · 1.2% of the sublayer's AI output · largest part: Custom accelerators, 16.1% share, 0.9 years to replace

Criteria and sources ↗
Chip design · 6 atlas roles

Importance rank 6 of 24 · 1.2% of the sublayer's AI output · largest part: Custom accelerators, 16.1% share, 0.9 years to replace

Criteria and sources ↗
AMDAMD · Public companyServer processors, AI accelerators and adaptive computing
Chips/Chip designTop 10
Chips/Chip design
$34.64B
Contract revenueYear ended 2025-12-27Filing · As of 2025-12-27Source: SEC EDGAR · 10-K · filed 2026-02-04; opens in a new tab
Chip design

Importance rank 4 of 24 · 3.5% of the sublayer's AI output · largest part: Merchant accelerators, 3.7% share, 0.6 years to replace

Criteria and sources ↗
Chip design

Importance rank 4 of 24 · 3.5% of the sublayer's AI output · largest part: Merchant accelerators, 3.7% share, 0.6 years to replace

Criteria and sources ↗
AmkorAMKR · Public companyOutsourced semiconductor packaging and testing
Chips/Packaging and testTop 10
Chips/Packaging and test
$6.71B
Contract revenueYear ended 2025-12-31Filing · As of 2025-12-31Source: SEC EDGAR · 10-K · filed 2026-02-20; opens in a new tab
Packaging and test

Importance rank 6 of 28 · 4.4% of the sublayer's AI output · largest part: Assembly and test, 21% share, 0.7 years to replace

Criteria and sources ↗
Packaging and test

Importance rank 6 of 28 · 4.4% of the sublayer's AI output · largest part: Assembly and test, 21% share, 0.7 years to replace

Criteria and sources ↗
AmphenolAPH · Public companyCopper, optical and power connections for servers and networks.
Infrastructure/Networking and opticsTop 10
Infrastructure/Networking and optics
Networking and optics

About 44% of data-centre copper links and connectors and 20% of fibre connectivity; replacing it would take about eight months.

Criteria and sources ↗
Networking and optics

About 44% of data-centre copper links and connectors and 20% of fibre connectivity; replacing it would take about eight months.

Criteria and sources ↗
AnthropicPrivate companyClaude models, coding agents and enterprise AI services
Models/Frontier labsApplications/Developer tools+ 2 other sublayersTop 10
Models/Frontier labsApplications/Developer tools+ 2 other sublayers
Frontier labs · 4 atlas roles

Importance rank 1 of 30 · 63.4% of the sublayer's AI output · largest part: Coding and software agents, 77.3% share, 0.7 years to replace

Criteria and sources ↗
Frontier labs · 4 atlas roles

Importance rank 1 of 30 · 63.4% of the sublayer's AI output · largest part: Coding and software agents, 77.3% share, 0.7 years to replace

Criteria and sources ↗
AppenAPX.AX · Public companyHuman training data across global and Chinese AI markets
Models/Data and evaluationArchived
Models/Data and evaluation
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 11.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 11.

Applied DigitalAPLD · Public companyBuilds and leases purpose-built AI data-centre campuses to hyperscalers
Infrastructure/CampusesTop 10
Infrastructure/Campuses
$611.3M
RevenueFY2026 (year to 31 May 2026), continuing operations, up 167%; includes US$270.6 million of tenant fit-out services and about US$99.8 million of base rent. Net loss attributable to common stockholders US$249.2 millionCompany-stated · As of 2026-05-31Source: Applied Digital Corporation · Applied Digital Reports Fiscal Fourth Quarter and Full Year 2026 Results; opens in a new tab
Campuses

Among the fastest documented growth in AI-related activity here: live capacity rose from 286 to 461 MW in about a year, with contracted capacity not yet live of about 2.7 times that.

Criteria and sources ↗
Campuses

Among the fastest documented growth in AI-related activity here: live capacity rose from 286 to 461 MW in about a year, with contracted capacity not yet live of about 2.7 times that.

Criteria and sources ↗
Applied MaterialsAMAT · Public companyMaterials processing and process control for semiconductor manufacturing
Chips/ToolsTop 10
Chips/Tools
$28.37B
Contract revenueYear ended 2025-10-26Filing · As of 2025-10-26Source: SEC EDGAR · 10-K · filed 2025-12-12; opens in a new tab
Tools

Importance rank 3 of 35 · 10% of the sublayer's AI output · largest part: Wafer processing, 25.2% share, 1 year to replace

Criteria and sources ↗
Tools

Importance rank 3 of 35 · 10% of the sublayer's AI output · largest part: Wafer processing, 25.2% share, 1 year to replace

Criteria and sources ↗
AppLovinAPP · Public companyAdvertising software whose recommendation models match campaigns with mobile audiences
Applications/Consumer, search and adsArchived
Applications/Consumer, search and ads
$5.48B
RevenueYear ended 2025-12-31Filing · As of 2025-12-31Source: SEC EDGAR · 10-K · filed 2026-02-19; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25.

ArenaPrivate companyHuman-preference data and commercial model evaluation
Models/Data and evaluationTop 10
Models/Data and evaluation
Revenue not available
in this profile
Data and evaluation

About 19% of independent model evaluation; replacing it would take about a year.

Criteria and sources ↗
Data and evaluation

About 19% of independent model evaluation; replacing it would take about a year.

Criteria and sources ↗
AristaANET · Public companySupplies Ethernet switches, routers and network operating software.
Infrastructure/Networking and opticsTop 10
Infrastructure/Networking and optics
Networking and optics

About 17% of data-centre switch sales; replacing it would take about five months.

Criteria and sources ↗
Networking and optics

About 17% of data-centre switch sales; replacing it would take about five months.

Criteria and sources ↗
ArmARM · Public companyProcessor architecture, compute subsystems and production CPUs
Chips/Chip designArchived
Chips/Chip design
$4,920M (up 23%): royalty $2,613M, license and other $2,307M
Revenue, FY2026USDFiscal year ended 2026-03-31Filing · As of 2026-03-31Source: Arm Holdings plc via SEC EDGAR · Arm Holdings plc Form 20-F for the fiscal year ended March 31, 2026; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 9.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 9.

ASE TechnologyASX · Public companySemiconductor packaging, testing and electronic assembly
Chips/Packaging and testTop 10
Chips/Packaging and test
Packaging and test

Importance rank 2 of 28 · 8% of the sublayer's AI output · largest part: Assembly and test, 40% share, 1 year to replace

Criteria and sources ↗
Packaging and test

Importance rank 2 of 28 · 8% of the sublayer's AI output · largest part: Assembly and test, 40% share, 1 year to replace

Criteria and sources ↗
ASMLASML · Public companyLithography systems for advanced logic and memory manufacturing
Chips/ToolsTop 10
Chips/Tools
Tools

Importance rank 1 of 35 · 11.4% of the sublayer's AI output · largest part: Lithography machines, 91.4% share, 4 years to replace

Criteria and sources ↗
Tools

Importance rank 1 of 35 · 11.4% of the sublayer's AI output · largest part: Lithography machines, 91.4% share, 4 years to replace

Criteria and sources ↗
ASMPT0522.HK · Public companyEquipment for semiconductor bonding and electronics assembly
Chips/Packaging and testArchived
Chips/Packaging and test
HKD 13.74B
Continuing revenue, FY2025Year ended December 31, 2025Filing · As of 2025-12-31Source: ASMPT · Annual Report 2025; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 14.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 14.

ASUS2357.TW · Public companyTaiwanese PC and component brand now selling AI servers and racks
Infrastructure/Servers and systemsTop 10
Infrastructure/Servers and systems
Revenue not available
in this profile
Servers and systems

Importance rank 10 of 27 · 1.6% of the sublayer's AI output · largest part: GPU servers and racks outside mainland China, 2.1% share, 0.3 years to replace

Criteria and sources ↗
Servers and systems

Importance rank 10 of 27 · 1.6% of the sublayer's AI output · largest part: GPU servers and racks outside mainland China, 2.1% share, 0.3 years to replace

Criteria and sources ↗
AT&SATS.VI · Public companyIC substrates and printed circuit boards for semiconductor packages and systems
Chips/Packaging and testArchived
Chips/Packaging and test
€1.79B
Revenue, FY2025/26Year ended March 31, 2026Filing · As of 2026-03-31Source: AT&S Austria Technologie & Systemtechnik AG · Annual Financial Report 2025/26; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 18.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 18.

AtlassianTEAM · Public companyWork management and knowledge software with enterprise AI agents.
Applications/Enterprise software and agentsArchived
Applications/Enterprise software and agents
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 25.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 25.

AVC3017.TW · Public companyCold plates, manifolds and mechanical assemblies for AI servers.
Infrastructure/Power and coolingTop 10
Infrastructure/Power and cooling
Power and cooling

About 24% of the cold plates, heat sinks and fans on AI servers; replacing it would take about nine months.

Criteria and sources ↗
Power and cooling

About 24% of the cold plates, heat sinks and fans on AI servers; replacing it would take about nine months.

Criteria and sources ↗
BaiduBIDU · Public companySearch, AI applications and cloud infrastructure built around ERNIE.
Applications/Consumer, search and adsModels/Frontier labs+ 1 other sublayersTop 10
Applications/Consumer, search and adsModels/Frontier labs+ 1 other sublayers
13.1 (down 19% YoY)
Baidu General Business online marketing revenue, quarterRMB billionQ2 2026Company-stated · As of 2026-06-30Source: Baidu, Inc. (PR Newswire) · Baidu Announces Second Quarter 2026 Results; opens in a new tab
Consumer, search and ads · 3 atlas roles

About 8% of people using AI answers in search; replacing it would take about five months.

Criteria and sources ↗
Consumer, search and ads · 3 atlas roles

About 8% of people using AI answers in search; replacing it would take about five months.

Criteria and sources ↗
Baker HughesBKR · Public companyGas turbines, generators and industrial energy equipment
Energy/Power equipmentArchived
Energy/Power equipment
$27.73B
Total company revenueFY2025 (year to 2025-12-31)Filing · As of 2025-12-31Source: Baker Hughes · Baker Hughes 2025 Annual Report; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 72.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 72.

BasetenPrivate companyProduction inference, post-training and agent execution infrastructure
Models/Inference and servingTop 10
Models/Inference and serving
Revenue not available
in this profile
Inference and serving

Importance rank 6 of 38 · 3.6% of the sublayer's AI output · largest part: Independent inference providers, 16% share, 0.3 years to replace

Criteria and sources ↗
Inference and serving

Importance rank 6 of 38 · 3.6% of the sublayer's AI output · largest part: Independent inference providers, 16% share, 0.3 years to replace

Criteria and sources ↗
Berkshire Hathaway EnergyBusiness unitBerkshire's regulated power, pipeline and transmission holding company serving data-centre growth.
Energy/GenerationEnergy/UtilitiesTop 10
Energy/GenerationEnergy/Utilities
Revenue not available
in this profile
Generation · 2 atlas roles

Among the fastest documented growth in AI-related activity here: net generation rose about 5% in 2025, to 119 TWh, and its share of US generation rose.

Criteria and sources ↗
Generation · 2 atlas roles

Among the fastest documented growth in AI-related activity here: net generation rose about 5% in 2025, to 119 TWh, and its share of US generation rose.

Criteria and sources ↗
BesiBESI.AS · Public companyPrecision die bonding and semiconductor assembly equipment
Chips/Packaging and testArchived
Chips/Packaging and test
€434.75M
RevenueSix months ended June 30, 2026, unauditedFiling · As of 2026-06-30Source: Besi · Half Year Report 2026; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 11.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 11.

Black Forest LabsPrivate companyVisual models distributed through APIs, licenses and downloadable weights
Models/Specialist modelsArchived
Models/Specialist models
$96M
Estimated annualized revenueAugust 2025Inference · As of 2025-08-31Source: Sacra · Company revenue and contract estimates; opens in a new tab
Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 17.

Archived on 2026-10-25; not updated since

Not selected under the 5LC Importance Index, v1, 2026-10-25. Last Importance rank: 17.

Inclusion criteria and sources →

Companies outside the atlas remain in our weekly research checks and may be included after a review.

Revenue retains its stated business scope, period and currency. Annual figures are preferred where available. Bars show annual revenue, use each company’s own scale and link to the underlying reports. Missing revenue describes a gap in this profile, not a company’s public or private status.

© 2026 Magrathea Research LLC

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