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Who makes hyperscaler custom ASICs for AI data centers

Hyperscaler custom ASICs (XPUs)

AI accelerator chips (often called XPUs) designed in-house by a hyperscaler for its own fleet, typically co-developed with an outside ASIC design partner and fabbed by a merchant foundry.

Custom ASICs are a hyperscaler's answer to the cost and allocation constraints of merchant GPUs (Merchant GPUs / accelerators): a chip specified in-house, usually with an outside design-services partner (ASIC design services, IP & EDA) supplying implementation and IP blocks, then built through the same advanced-node foundry and advanced packaging supply chain as everyone else's accelerators. Because these parts are proprietary to one buyer, they don't compete on an open price list — they compete on whether a hyperscaler's own workload mix justifies the design cost of not buying merchant silicon. For investors, the interesting exposure here usually isn't the hyperscaler (who doesn't sell the chip) but the design-services and IP partner, whose revenue scales with design starts and program renewals rather than with unit shipments. Supplier concentration is real: a small number of design houses handle most of the announced custom AI silicon programs, and qualification is effectively a multi-year, single-customer relationship rather than a repeatable sales motion, which makes program wins and losses unusually consequential events for the partner's business.

AI delta: Hyperscalers commission custom ASICs specifically to cut the cost of AI training and inference at their own fleet scale, which is why this category exists at all outside of a few prior-generation exceptions.

Appears at:Enterprise / small coloLarge colo / hyperscale buildingAI campusGW-class campus· cooling:any — A custom ASIc program only pencils out once a hyperscaler's own deployment volume is large enough to amortize the design cost, so presence skews toward hyperscale and campus-scale fleets even though the finished chips can run in smaller server pools too.

Companies on this part (9)

CompanyRoleOwnershipTickerPrice1dConfidenceNote
Alchipdesign partnerpublic3661.TW3495 TWD-5.9%inferredAWS Trainium/Inferentia — partner on AWS Trainium/Inferentia
Alphabet (Google)manufacturerpublicGOOGL320 USD-1.3%inferredTPU
Amazon (AWS)in housepublicAMZN248 USD-1.1%inferredTrainium/Inferentia — Annapurna in-house
Broadcomdesign partnerpublicAVGO322 USD-0.3%inferredGoogle TPU; Meta MTIA — partner on Google TPU; partner on Meta MTIA
Marvelldesign partnerpublicMRVL229 USD+3.7%inferredAWS Trainium/Inferentia; Microsoft Maia — partner on AWS Trainium/Inferentia; partner on Microsoft Maia
MediaTekdesign partnerpublic2454.TW4010 TWD-3.1%reportedGoogle TPU — partner on Google TPU (on later generations)
Meta PlatformsmanufacturerpublicMETA643 USD-0.5%inferredMTIA
MicrosoftmanufacturerpublicMSFT525 USD+0.5%inferredMaia
OpenAI · unit of BroadcommanufacturersubsidiaryAVGO*inferredcustom accelerator

Who competes here

The same table read the other way: every company above competes for hyperscaler custom ASICs sockets. Confidence tags matter — an inferred placement is a lead, not a confirmed rivalry.

Seen in real machines

hyperscaler custom ASICs is named in 1 of the rack teardowns and supercomputer breakdowns on this site. Each line below is a piece of that machine. The companies shown are the ones named on that line, not necessarily the maker of this part.

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Questions about hyperscaler custom ASICs

What are hyperscaler custom ASICs?
AI accelerator chips (often called XPUs) designed in-house by a hyperscaler for its own fleet, typically co-developed with an outside ASIC design partner and fabbed by a merchant foundry.
Which companies make hyperscaler custom ASICs for AI data centers?
This catalog lists 9 companies on Hyperscaler custom ASICs, 9 of them with listed equity: Alchip, Alphabet (Google), Amazon (AWS), Broadcom, Marvell, MediaTek, Meta Platforms, Microsoft, OpenAI.
How does AI change demand for hyperscaler custom ASICs?
Hyperscalers commission custom ASICs specifically to cut the cost of AI training and inference at their own fleet scale, which is why this category exists at all outside of a few prior-generation exceptions.
How reliable are these hyperscaler custom ASICs supplier placements?
The 9 placements on this part break down as 1 reported, 8 inferred. "disclosed" means the company or a filing says so; "reported" comes from trade press or a reference-design list; "inferred" is a taxonomy lead with no citation yet.

Sources: placements without a source URL come from the taxonomy seed and are tagged accordingly. How this data is built.· Markdown · JSON