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Other Disclosures4434Serverworks Co.,Ltd.Information and Communications, Services and Others

Serverworks adopts Claude Sonnet 4.5 for the summarization feature of Cloud Contact Workspace

Serverworks updated its proprietary Cloud Contact Workspace to support Anthropic’s generative AI model “Claude Sonnet 4.5” in its conversation summarization feature. The update enables context-aware summaries even for lengthy and complex calls.

Worth reading
52Recurring
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Direction
Improvement
Direction inferred from the company’s description.
Scale
—
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Wording
Definitive
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Announced details

Cloud Contact WorkspaceClaude Sonnet 4.5Amazon Bedrock
Applicable field (uses covered by this announcement)

Cloud-based contact centers, call centers, telephone support, call summarization and operational efficiency

Launch date9 April 2026 (update already implemented)
What the company reported numerically
Usage history

AWS implementation track record: 1,540 companies and more than 29,800 projects as of the end of February 2026 (Serverworks’ overall track record)

Relationship between the counterparty and the company
Serverworks Co.,Ltd.4434
Relationship with the Company

Provider of the generative AI model used in Serverworks’ services. Capital and personnel relationships: not disclosed.

CounterpartyAnthropic

A company that provides generative AI models. Other details: not disclosed.

Award/certification name

AWS Premier Tier Services Partner

Awarding / certifying body

AWS (Amazon Web Services)

Location (as indicated in this announcement)

Shinjuku-ku, Tokyo (Serverworks headquarters)

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Announced details
ItemDetails
Names of Products / Services CoveredCloud Contact Workspace, Claude Sonnet 4.5, Amazon Bedrock
CounterpartyAnthropic
Counterparty overviewA company that provides generative AI models. Other details: not disclosed.
Relationship with the CompanyProvider of the generative AI model used in Serverworks’ services. Capital and personnel relationships: not disclosed.
Launch date9 April 2026 (update already implemented)
Applicable areaCloud-based contact centers, call centers, telephone support, call summarization and operational efficiency
Award/certification nameAWS Premier Tier Services Partner
Awarding / certifying bodyAWS (Amazon Web Services)
LocationShinjuku-ku, Tokyo (Serverworks headquarters)
Usage historyAWS implementation track record: 1,540 companies and more than 29,800 projects as of the end of February 2026 (Serverworks’ overall track record)
Items this document does not state (8)
Contract ValueOffering priceContract DateRegistration number and expiry dateLocation scaleQuantitative EffectsImpact on Business PerformanceSource

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To enable highly accurate summaries that capture the context of lengthy calls and complex customer interactions, thereby improving the efficiency of understanding call overviews, decision-making and handovers.

How to read this page

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Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Serverworks adopts Claude Sonnet 4.5 for the summarization feature of Cloud Contact Workspace | Serverworks Co.,Ltd. (4434) timely disclosure | Komori