Stipple Bio vs Karius
Side-by-side comparison of AI visibility scores, market position, and capabilities
Precision oncology company emerged from stealth Apr 2026 with $100M oversubscribed Series A co-led by RA Capital and a16z Bio; Pointillist platform identifies novel tumor-specific epitopes for antibody-drug conjugates beyond existing ADC targets.
About
Stipple Bio is a precision oncology company that emerged from stealth in April 2026 with a $100 million oversubscribed Series A. The round was co-led by RA Capital Management, Andreessen Horowitz Bio+Health, and Nextech, with additional participation from GV and Emerson Collective — a top-tier syndicate that signals strong scientific conviction in the platform.
Karius raised $409M total including a $100M Series C in May 2024; its genomic blood test detects 1,000+ pathogens at 400+ U.S. hospitals; launched Karius Focus BAL for pneumonia in April 2025.
About
Karius is a Redwood City, CA-based life sciences company founded in 2014 that developed the Karius Test — a single blood draw that uses next-generation sequencing and AI to detect over 1,000 pathogens (bacteria, fungi, viruses, parasites) in seriously ill patients. The test is used when conventional cultures and targeted diagnostics fail, providing clinicians at transplant centers, children''s hospitals, and ICUs with a comprehensive pathogen report within 24 hours.
AI Visibility Head-to-Head
Key Details
Capabilities & Ecosystem
Capabilities
Also Compare
Track AI Visibility in Real Time
Monitor how your brand performs across ChatGPT, Gemini, Perplexity, Claude, and Grok daily.