0xJeff is an independent researcher, investor, and author focused on the intersection of Web3, AI, and DeFi, known for sharing insights drawn from over 200 conversations with founders and builders. 0xJeff's Twitter Score is 320 out of 1000 (an Excellent rating) as of October 2026, ranking #944 (top 0.5%) among 493,668 tracked accounts.
0xJeff began his career in traditional finance, working in private equity and venture capital before entering the Web3 space in 2021 to explore DeFi. He was previously affiliated with Spartan Group. In 2023, he transitioned to working as an independent researcher and investor, building a small multidisciplinary team around his work.
0xJeff publishes on Substack, where his writing includes series such as No BS AI and The After Hour, covering developments at the crossroads of Web3, AI, and decentralized finance. His account has accumulated 80,788 followers as of October 2026 and 9,944 posts. 0xJeff has been mentioned by 204 accounts, with 444 total mentions.
Who follows 0xJeff on X?
The accounts that follow 0xJeff include 1,286 founders, 310 angel investors, 793 influencers and 17 VCs, among them Ansem, Erik Voorhees, Laura Shin, Andrew Kang, Threadguy and Smolting Wassie.