Cheiron Raises $8M Seed

Cheiron, based in Los Altos, California, has raised $8 million in a seed funding round. The company is building an AI-native operating system designed to represent drug development programs as a single, connected system.

Investors

This round was led by Menlo Ventures. Additional participating investors include Robert Langer, Freda Lewis-Hall, Josh Meier, Laxman Narasimhan, and John Giannandrea.

Cheiron Use of Funds

Cheiron intends to use the capital to accelerate the development of its Life Sciences Knowledge Graph, expand the platform’s capabilities across clinical, regulatory, and strategic workflows, and grow its engineering, product, and life sciences teams.

About Cheiron

Founded in 2024 by Stanford-trained AI researchers and biopharma operators, Cheiron is building the operating system for drug programs. Its AI-native platform utilizes a proprietary Life Sciences Knowledge Graph to help biopharma teams manage the full state of a drug development program, including claims, evidence, assumptions, risks, decisions, and commitments.

Funding Details

Company Website: https://cheiron.bio

Company: Cheiron
Raised: $8M
Round: Seed
Funding Date: July 22, 2026
Lead Investor: Menlo Ventures
Additional Investors: Robert Langer, Freda Lewis-Hall, Josh Meier, Laxman Narasimhan, John Giannandrea
Company Website: https://cheiron.bio
Software Category: Life Sciences AI
Source: https://markets.businessinsider.com/news/stocks/cheiron-raises-8m-seed-led-by-menlo-ventures-to-build-the-operating-system-for-drug-programs-1036352271