Company profile

Karius

Detecting Microbes That Impact Human Health Through Clinical Metagenomics

Pathology & Laboratory Diagnostics

Company profile

About Karius

Karius is revolutionizing infectious disease diagnostics through advanced metagenomic sequencing technology. The company leverages the power of clinical metagenomics to detect microbial cell-free DNA (mcfDNA) circulating throughout the body from pathogens that may cause infections. Their vision is to create a world where every patient gets a clear and timely diagnosis. Karius offers two primary diagnostic products: Karius Spectrum, a blood test that detects over 1,000 fungi, bacteria, DNA viruses, and parasites associated with deep-seated and difficult-to-diagnose systemic infections; and Karius Focus | BAL, a bronchoalveolar lavage fluid-based test designed for detection of over 500 pathogens associated with lung infections. Both tests are powered by the Karius Helion platform, which combines proprietary chemistry, a continuously updated clinical-grade database of over 20,000 microbial references, and advanced machine learning algorithms. The company serves healthcare providers treating high-risk hospitalized patients, particularly immunocompromised individuals facing pneumonia, febrile neutropenia, invasive fungal infections, endocarditis, and fever of unknown origin. Karius provides results typically within one day after sample receipt, compared to conventional methods that can take days to weeks. The company's CLIA-certified and CAP-accredited laboratory is based in Redwood City, California, and they have established partnerships with leading institutions including Mayo Clinic Laboratories to expand access to their diagnostic solutions.

Company description Karius official website

Mission. By leveraging the power of clinical metagenomics, our vision is to create a world where every patient gets a clear and timely diagnosis.

Primary marketPathology & Laboratory Diagnostics
Commercial modelCommercial information available on request
Company presenceOfficial website
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01 · Operating footprint

Where the Company operates

Company-profile context for clinical focus, customers, deployment, integration, milestones, and partnerships.

Clinical focus

  • Antimicrobial Resistance
  • Deep-seated systemic infections
  • Endocarditis
  • Febrile Neutropenia
  • Fever of Unknown Origin
  • Invasive Fungal Infections
  • Lung infections
  • Pneumonia

Who it serves

  • Biopharma companies
  • Health Systems
  • Healthcare Providers
  • Hospitals

Deployment & integration

Cloud Saas deployment with recorded integration context.

Geographic context

MarketsUSA
Company sourceOfficial website

Company milestones

Platform expansion

Launched Karius Focus | BAL metagenomic test for lung infections in 2025. Announced collaboration with Mayo Clinic Laboratories to expand access to metagenomic infectious disease diagnostics.

Partnerships

Recorded partners

  • Mayo Clinic Laboratories

02 · Flagship portfolio

Products, workflows, and platform capabilities

Selected source-backed Company products and the available commercial context.

Karius Focus | BAL

BAL fluid test for detecting 500+ pathogens associated with lung infections

Software · Cloud SaaSCompany source

Karius Helion Platform

Technology platform powering rapid microbial detection with AI and metagenomics

Platform · Cloud SaaSCompany source

Karius Spectrum

Blood test for detecting 1,000+ pathogens using plasma metagenomic sequencing

Software · Cloud SaaSCompany source

03 · Research intelligence

Research Intelligence evidence

Publications, preprints, clinical validation, and regulatory records in Evidence Position order.

04 · Company-reported outcomes

Outcomes and case studies

Company-reported outcomes and customer stories are distinct from linked Research Intelligence evidence.

Next-day results

Results typically report the next day after sample receipt, compared to days-to-weeks for conventional methods

Detection of 1,000+ pathogens

Karius Spectrum detects over 1,000 fungi, bacteria, DNA viruses, and parasites

Detection of 500+ pathogens

Karius Focus | BAL detects over 500 pathogens associated with lung infection

Reduced invasive procedures

Single blood draw potentially reduces need for invasive diagnostic procedures

50-75% diagnostic gap addressed

Conventional testing fails to provide answers in up to 50-75% of pneumonia patients

Mayo Clinic Laboratories

Collaboration to expand access to advanced metagenomic infectious disease diagnostics

05 · Leadership

Leadership team

Leadership profiles and professional links from the current Company record.

No active leadership profiles are currently listed.

06 · Company updates

Updates from Karius

Recent articles published on Karius's official website.

No Company updates are currently listed.

07 · HAIC coverage

Coverage and analysis

Health AI Central reporting that mentions this Company.

No HAIC coverage is currently linked to this Company.

08 · Official presence

Company sources and channels

Curated official destinations from the active Company record.

09 · Market pathway

Additional Companies in this Market

Other active Companies in the same market, selected alphabetically from the HAIC directory.

Market context

Pathology & Laboratory Diagnostics

Companies applying AI to digital pathology, histopathology slide analysis, laboratory diagnostics, or biomarker discovery. Includes AI-powered interpretation of lab test results, at-home diagnostic devices with AI analysis, and platforms that analyze tissue samples or biological specimens to support clinical diagnosis.

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ResearchEvidence analysis

Linked research, clinical, and regulatory source pathways.

CompanyTechnical context

Expanded product, deployment, integration, and partnership research.

MethodSource & review record

Record-level provenance and review context.

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