Joseph Reth

Joseph Reth is the founder and CEO of Lossless Research, an early-stage AI research and deployment company based in San Francisco.136 He began his journey in technology at a young age, starting programming at nine and attending Modesto Junior College for Computer Science at 14.18 Reth later studied at San Francisco State University before dropping out to focus on his entrepreneurial ambitions.14

Before founding Lossless Research in December 2022, Reth was deeply involved in advancing agentic and neural language models.1 His previous work at RethX involved privately releasing ECHO-1, an AI agent and language model fine-tuned from GPT-Neo-2.7B, GPT-J6B, and GPT-NeoX-20B.19 He also founded and served as CEO/CTO of RethDigital, an award-winning digital agency, from 2019 to 2023.6

At Lossless Research, Reth is focused on developing reliable, ethical, and adaptive artificially conscious systems.24 The company aims to redefine human consciousness through AI and believes that consciousness will be a critical attribute for AGI's responsible interaction with the world.37

Reth is also a partner at Quintessence Ventures, a VC firm investing in early-stage startups in bold and polarizing industries.3 His areas of interest include advanced computing, robotics, defense, biotech, and cybersecurity.5