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 318 out of 1000 (an Excellent rating) as of August 2026, ranking #955 (top 0.5%) among 483,944 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 80,754 followers as of August 2026 and 9,874 posts. 0xJeff has been mentioned by 198 accounts, with 431 total mentions.
Who follows 0xJeff on X?
The accounts that follow 0xJeff include 1,261 founders, 307 angel investors, 780 influencers and 17 VCs, among them Erik Voorhees, Ansem, Laura Shin, Andrew Kang, Threadguy and smolting wassie, verse.