Letters from Andrew Ng
Personal messages to the AI community
Letters
That Feeling Of Job Insecurity (And What You Can Do About It): In times of economic and technological uncertainty, build on things that tend to remain stable. Community and skills are likely to weather shifts in business and society.
I’ve been hearing from people at all levels of seniority about a feeling of job insecurity.
Letters
Context for Coding Agents: Agentic coding systems often make mistakes because they’re not aware of tools, API calls, and the like that came out after they were trained. Context Hub gives them the documentation they need to write correct code.
I’m thrilled to announce Context Hub, a new tool to give to your coding agents the API documentation they need to write correct code.
Letters
Introducing the DeepLearning.AI Skill Builder Tool!: Want to strengthen your AI skills? Whether you’re a beginner or an experienced developer, DeepLearning.AI’s free Skill Builder can tell you what to do next.
We just released a Skill Builder tool to help you understand in which areas of AI you’re strong, where you can learn more, and what to do next to keep building your skills.
Letters
Data Centers Are More Easier on the Environment Than You Might Think: How environmentally friendly are AI data centers? If we're going to use AI, there’s no better way to do it.
Many people are fighting the growth of data centers because they could increase CO2 emissions, electricity prices, and water use.
Letters
Build with Andrew!: AI enables people who don’t know any programming to build their own web apps using AI. Learn how in just 30 minutes with DeepLearningAI’s course “Build with Andrew.”
We just launched a course that shows people who have never coded before, in less than 30 minutes, how to describe an idea for an app and build it using AI.
Letters
How to Test for Artificial General Intelligence: AGI has become a term of hype, and the traditional Turing Test can’t reliably detect it. How can we evaluate claims of that someone has built artificial general intelligence? Here’s a better test.
Happy 2026! Will this be the year we finally achieve AGI? I’d like to propose a new version of the Turing Test, which I’ll call the Turing-AGI Test, to see if we’ve achieved this.
Letters
How to Gain New Skills and Sharpen Old Ones: Give yourself a gift this holiday season by taking courses, building projects, and (maybe) reading papers.
Another year of rapid AI advances has created more opportunities than ever for anyone — including those just entering the field — to build software.
Letters
Large Language Models Are General — But Not _That_ General: Current progress in AI is piecemeal and laborious. Unforeseen breakthroughs may drive future progress, but the trend of improvement is incremental.
As amazing as LLMs are, improving their knowledge today involves a more piecemeal process than is widely appreciated.
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