Sarah Guo is an AI-focused venture investor who founded Conviction, an AI-native investing firm that backs founders building AI-era companies. Sarah Guo's Twitter Score is 449 out of 1000 (an Excellent rating) as of August 2026, ranking #439 (top 0.1%) among 483,944 tracked accounts.
Sarah Guo previously worked at Greylock Partners as a general partner, where she covered software, infrastructure, security, crypto, and AI over roughly a decade before stepping down to launch her own firm. At Conviction, she partners with AI-native "Software 3.0" companies and writes checks ranging from $1 million to $25 million. Conviction's first fund raised $100 million to back founders building in the AI era.
Sarah Guo is also affiliated with No Priors, a technology podcast. She has accumulated 155,277 followers as of August 2026 and has published 15,073 posts on the platform. Sarah Guo has been mentioned by 362 accounts, with 755 total mentions.
Sarah Guo's fund portfolio includes OPERATOR and TipLink Now Fin.
Who follows Sarah Guo on X?
The accounts that follow Sarah Guo include 2,013 founders, 626 angel investors, 328 influencers and 81 VCs. Among her notable followers are Balaji, Chris Dixon, Nikita Bier, Sam Altman, Laura Shin and Matt Huang.