About
Xinwei He holds a degree in computer science from Stanford and has authored publications at major machine learning conferences. He previously worked as a research scientist at Meta and as a founding engineer at Kumo.AI, and has contributed to PyTorch Geometric as a core open-source contributor. He is the founder and CEO of TraceRoot.AI.
Xinwei He @xinwei_97
@TracerootAI check it out https://t.co/tnO14fbuMk~ always welcoming new contributors from agent builders!
Jul 23, 2026 Β· β₯ 1
Xinwei He @xinwei_97
Shipped in @TracerootAI v0.3.6 + v0.3.7 π - Dashboard v1 β widgets for latency, cost, tokens & error rate, every number clicks down to the trace - More reliable live tracing - Smoother onboarding (traceroot-cli in getting started) - Trace-view + pricing fixes Open-source & https://t.co/iJpafJYVJe
Jul 23, 2026 Β· β₯ 4
Xinwei He @xinwei_97
https://t.co/WjeBhMmKC6 (YC S25) now has dashboards for AI agents π Traces for deep dives; dashboards for the big picture β latency, cost, tokens, error rate over time. β live-preview widget builder β time-series charts, any range β every row clicks through to the actual https://t.co/bEV7sOZAy1
Jul 23, 2026 Β· β₯ 11 Β· β 1
Founder at TraceRoot.AIYC S25
Intro paths
Xinwei went through Y Combinator (Summer 2025) β any YC alum in your network can reach them through the YC community.
Their group partner at YC was Jon Xu, General Partner at Y Combinator β the partner who ran TraceRoot.AI's batch and knows the company first-hand. YC profile β
In turn, Xinwei can intro founders to TraceRoot.AI's investors below.