capital · May 18, 2026

Martian Raises $9M Series A Led by NEA for LLM Router Technology

Martian, a San Francisco-based technology company founded in 2022 by Shriyash Upadhyay and Etan Ginsberg, raised $9M in Series A funding. The round was led by NEA with participation from Prosus Ventures, Carya Venture Partners, General Catalyst, and Accenture Ventures. Martian developed a patent-pending large language model router that dynamically routes prompts across various LLMs to ensure high-quality results and minimize downtime. Martian operates as a developer of model routing and artificial intelligence interpretability software tools with 418 active competitors including Mistral AI and LangChain.