Hi, my name is
Alex Leung
Software Engineer and Writer.
I work on AI products at OpenAI in San Francisco. I write about software, AI tools, technical books, experiments, and life outside work.
Latest Writing
Trip to Southern Utah
July 4, 2026
OpenAI's mid-year break was a chance to fly to Las Vegas, drive into southern Utah, and hike around Zion, Escalante, and Bryce Canyon.
Farming Expensive Coding Agent Sessions
June 14, 2026
My coding-agent sessions are more expensive now. The useful spend is the part that turns mistakes into better tests, graders, prompts, and checks.
Camping Indoors in San Francisco
April 27, 2026
My first week in San Francisco: paperwork, an unfurnished apartment, two cats, Bay Trail runs, and waiting for furniture.