| Jesai Tarun. Founder & CEO, Sentient OS (YC F26): private, on-device AI that understands your entire life and proactively finishes your work with computer use.
Gemma 4 E4B on our own LiteRT-LM fork, fully local, AGPL.
https://sentient-os.ai Things I've built or broken: - Writing Tools, an open-source system-wide AI writing assistant that shipped before Apple Intelligence did. 30+ press features, 2.4K+ stars. https://github.com/theJayTea/WritingTools - Hacked iPadOS onto an iPhone 17 Pro by flipping a bootrom feature flag. Featured on WIRED and 40+ others! - First published look at Apple's undocumented neural accelerators in each GPU core. https://www.reddit.com/r/LocalLLaMA/comments/1ohrn20/investigating_apples_new_neural_accelerators_in/ - 5,000+ runs of Llama 3.1 8B from 8-bit down to 2-bit to see where reasoning breaks. Foundation of Sentient's quantization! - Hackintosh on a Dell XPS 13. https://github.com/theJayTea/XPS-13-7390-Hackintosh Jailbreaking & building Android ROMs since I was 8. contact: jesaitarun at google's mail | 