6-K

UNITEDSTATES

SECURITIESAND EXCHANGE COMMISSION

Washington,D.C. 20549

Form6-K

REPORTOF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2025

Commission File Number: 001-42013

SuperXAI Technology Limited

(Translation of registrant’s name into English)

30Pasir Panjang Road

#06-31,Mapletree Business City

Singapore117440

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒         Form 40-F ☐

StrategicInvestment into MicroInference Pte. Ltd.

On October 24, 2025, SuperX AI Solution Limited (“SuperX AI Solution”), a wholly-owned subsidiary incorporated in the British Virgin Islands of SuperX AI Technology Limited, entered into a share subscription agreement (the “Agreement”) with MicroInference Pte. Ltd. (“MicroInference”), a company incorporated in Singapore, its founder, and its existing shareholder. Pursuant to the Agreement, SuperX AI Solution subscribed for newly issued ordinary shares of MicroInference for an aggregate consideration of US$3 million (“Investment”). The transaction shall be completed following satisfaction of closing conditions specified in the Agreement. Immediately following the completion of the Investment, SuperX AI Solution became a 51% shareholder of MicroInference. The Agreement also provides for put options in favor of MicroInference’s founder and existing shareholder that, if exercised and subject to the satisfaction of various agreed upon performance milestones, may result in SuperX AI Solution acquiring up to 100% of the equity interest in MicroInference.

PressRelease

On October 24, 2025, SuperX AI Technology Limited released a press release entitled “SuperX Fuels Regional AI Development with Strategic Investment in NVIDIA Solution Provider MicroInference”. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 6-K and is incorporated herein by reference.

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EXHIBITSINDEX

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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Exhibit 99.1

SuperXFuels Regional AI Development with Strategic Investment in NVIDIA Solution Provider MicroInference

SINGAPORE,Oct 24, 2025 — SuperX AI Technology Limited (NASDAQ: SUPX) (“the Company” or “SuperX”), a provider of full-stack AI infrastructure solutions, today announced a strategic investment in MicroInference Pte. Ltd. (“MicroInference”), a Singapore-based Solution Provider for Compute and Networking in the NVIDIA Partner Network (NPN). Immediately after the investment, SuperX will have a majority shareholding in MicroInference.

This investment is a key component of SuperX’s long-term strategy to build a high-performance AI ecosystem and strengthen its supply chain for advanced NVIDIA servers and networking equipments, addressing the growing demand for full-stack AI solutions. The strategic investment is designed to accelerate the deployment of AI capabilities and Modular AI Factories across Asia Pacific, providing the scalable computing power necessary for regional innovation to flourish. By acquiring a majority stake in MicroInference, SuperX gains greater access to the specialized technical expertise and solutions within the NVIDIA ecosystem, supporting its long-term growth and mission to build the next generation of intelligent infrastructure.

Acting as a powerful catalyst, the capital injection will enable MicroInference to significantly scale its operations, expand its team of certified NVIDIA experts, and enhance its capacity to architect and deploy complex AI infrastructures. For SuperX, this creates a streamlined channel to access specialized technical training, advanced certifications, and priority support. The collaboration further enhances SuperX’s market position in the region.

This investment reinforces SuperX’s strategy of assembling a global network of best-in-class partners and technologies. This ecosystem is fundamental to delivering its comprehensive vision for AI data centers—from state-of-the-art individual servers to complete, turnkey AI factories that serve as the backbone for national and enterprise AI initiatives.

AboutMicroInference Pte. Ltd.

MicroInference Pte. Ltd. is a provider of high-performance AI data center solutions and a Solution Provider in the NVIDIA Partner Network (NPN), specializing in Compute, Networking, and NVIDIA AI competencies. MicroInference designs and deploys optimized solutions for complex AI and HPC workloads, helping enterprises accelerate their AI journey.

AboutSuperX AI Technology Limited (NASDAQ: SUPX)

SuperX AI Technology Limited is an AI infrastructure solutions provider, offering a comprehensive portfolio of proprietary hardware, advanced software, and end-to-end services for AI data centers. The Company’s services include advanced solution design and planning, cost-effective infrastructure product integration, and end-to-end operations and maintenance. Its core products include high-performance AI servers, 800 Volts Direct Current (800VDC) solutions, high-density liquid cooling solutions, as well as AI cloud and AI agents. Headquartered in Singapore, the Company serves institutional clients globally, including enterprises, research institutions, and cloud and edge computing deployments. For more information, please visit www.superx.sg

SafeHarbor Statement

Thispress release may contain forward-looking statements. In addition, from time to time, we or our representatives may makeforward-looking statements orally or in writing. We base these forward-looking statements on our expectations and projections aboutfuture events, which we derive from the information currently available to us. You can identify forward-looking statements by thosethat are not historical in nature, particularly those that use terminology such as “may,” “should,”“expects,” “anticipates,” “contemplates,” “estimates,” “believes,”“plans,” “projected,” “predicts,” “potential,” or “hopes” or thenegative of these or similar terms. Forward-looking statements are based on current expectations and assumptions that, whileconsidered reasonable are inherently uncertain. New risks and uncertainties may emerge from time to time, and it is not possible topredict all risks and uncertainties. In evaluating these forward-looking statements, you should consider various factors, including:our ability to change the direction of the Company; our ability to keep pace with new technology and changing market needs; and thecompetitive environment of our business. These and other factors may cause our actual results to differ materially from anyforward-looking statement.

Forward-lookingstatements are only predictions. The reader is cautioned not to rely on these forward-looking statements. The forward-looking eventsdiscussed in this press release and other statements made from time to time by us or our representatives, may not occur, and actual eventsand results may differ materially and are subject to risks, uncertainties, and assumptions about us. Except as required by law, we arenot obligated to publicly update or revise any forward-looking statement, whether as a result of uncertainties and assumptions, the forward-lookingevents discussed in this press release and other statements made from time to time by us or our representatives might not occur.

ContactInformation

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Investor Relation: [email protected]

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