About
Jason Tan is founder and CEO of Sift, which provides an AI-powered platform for fraud prevention and risk decisioning.
Jason Tan @jasontan
after prompt engineering, context engineering, loop engineering, and graph engineering, the next big thing is... constraint engineering (i've always wondered how vocabulary emerges and becomes mainstream... i'd like to pre-empt the next hot phrase so i can look smart in the
Jul 30, 2026 · ♥ 4
Jason Tan @jasontan
what are you using to analyze agent sessions and extract actionable insights around token efficiency, context management, expensive tool calls, etc?
Jul 12, 2026 · ♥ 1
Jason Tan @jasontan
A PLAN FOR GLOBAL HUMAN FLOURISHING 1. invest in AI-pilled founders 2. founders tokenmaxx and pay rent to frontier labs and hyperscalers 3. ??? 4. global human flourishing (and profits, duh)
Jul 11, 2026
Founder/CEO at SiftYC S11
Intro paths
Jason went through Y Combinator (Summer 2011) — any YC alum in your network can reach them through the YC community.
In turn, Jason can intro founders to Sift's investors below.