Lao Guo's Learning Space
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Lao Guo's Learning Space

AI learning, discussion, and hands‑on practice with self‑reflection

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Latest from Lao Guo's Learning Space

62 recent articles
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 5, 2026 · Industry Insights

Why AI Won’t Replace You—Only Those Who Master It Will

The article argues that the real threat in the AI era is not the technology itself but the failure to learn how to use AI tools effectively, citing a Stanford report that shows a 40% productivity boost for heavy AI users and offering three practical AI skills to adopt.

AIAI toolsSkill Development
0 likes · 4 min read
Why AI Won’t Replace You—Only Those Who Master It Will
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 4, 2026 · Industry Insights

Anthropic Bans OpenClaw: Implications for AI Platform Lock‑In

Anthropic announced it will block third‑party tools like OpenClaw from accessing Claude’s API, citing user safety, but the move appears driven by revenue concerns and signals a broader trend of major AI firms tightening control over their models, urging users to diversify and stay vigilant.

AI IndustryAnthropicClaude
0 likes · 4 min read
Anthropic Bans OpenClaw: Implications for AI Platform Lock‑In
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 2, 2026 · Artificial Intelligence

Large Model Pretraining and Fine‑Tuning: A 2026 Technical Guide from Scaling Laws to Post‑Training Revolution

This article explains the full lifecycle of large language models in 2026, covering pretraining fundamentals, the limits of classic Scaling Laws, data‑centric advances, fine‑tuning strategies, RLHF, DPO, and the emerging post‑training methods GRPO, DAPO and RLVR, with concrete benchmarks and cost analyses.

DAPODPOGRPO
0 likes · 17 min read
Large Model Pretraining and Fine‑Tuning: A 2026 Technical Guide from Scaling Laws to Post‑Training Revolution
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 2, 2026 · Operations

Build an OpenClaw Test Bot in Four Steps: Cut Web Regression from Hours to 22 Minutes

The article walks through why manual web regression testing is painful, introduces OpenClaw as an AI‑driven automation platform, and details a four‑step process—defining tasks, configuring browsers, designing logic, and scheduling runs—that reduced a multi‑hour manual test suite to just 22 minutes while highlighting real‑world results and common pitfalls.

AI AgentAutomationOpenClaw
0 likes · 12 min read
Build an OpenClaw Test Bot in Four Steps: Cut Web Regression from Hours to 22 Minutes
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 1, 2026 · Artificial Intelligence

2026 AI Coding Assistant Comparison: From Free to Premium—Which Tool Fits Your Budget?

The article maps the 2026 AI coding market into four camps, breaks down pricing and hidden costs of international and domestic tools, explains how Coding Plan packages can slash expenses, and offers scenario‑based recommendations to help developers choose the most cost‑effective solution.

AI codingcoding assistantscost analysis
0 likes · 13 min read
2026 AI Coding Assistant Comparison: From Free to Premium—Which Tool Fits Your Budget?
Lao Guo's Learning Space
Lao Guo's Learning Space
Apr 1, 2026 · Artificial Intelligence

Humans Achieve 100% While Top AI Models Score Below 0.4% on ARC‑AGI‑3 Benchmark

In the ARC‑AGI‑3 test, 486 random humans solved all 150+ game‑based puzzles with a perfect 100% success rate in a median of 7.4 minutes, whereas leading models such as GPT‑5, Claude Opus 4.6, Gemini 3.1 Pro and Grok 4.20 managed at most 0.37%, exposing a stark gap in meta‑cognitive reasoning.

AGIARC-AGI-3Large Language Models
0 likes · 9 min read
Humans Achieve 100% While Top AI Models Score Below 0.4% on ARC‑AGI‑3 Benchmark
Lao Guo's Learning Space
Lao Guo's Learning Space
Mar 31, 2026 · Operations

Harness Engineering Best Practices: Real‑World AI Ops Lessons from 4 Companies

This article explains Harness Engineering—a methodology that lets AI agents work reliably by steering humans and automating execution—through core principles, a performance boost demonstrated by OpenAI, and detailed case studies from OpenAI, Citi, Ancestry, and Ulta Beauty, followed by a step‑by‑step adoption roadmap.

AI EngineeringArchitecture ConstraintsContext Engineering
0 likes · 11 min read
Harness Engineering Best Practices: Real‑World AI Ops Lessons from 4 Companies