#CodeX
297 related articles
Research·3 min
110K PRs Tested: Which of 5 AI Coding Agents Is Most Reliable?
Empirical study of 110K open-source PRs comparing 5 AI coding agents (GitHub Copilot, Claude Code, Devin) on merge rates, code survival, and long-term maintainability—revealing AI code's 50% one-year survival rate.
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Product Reviews·3 min
OpenCLI: Wrapping Websites and Desktop Apps into Reusable CLI Commands for AI
OpenCLI is an open-source tool that wraps websites and desktop apps into reusable CLI commands for AI Agents. With 90+ built-in adapters, browser login state reuse, and auto-generated adapters.
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Product Reviews·3 min
OpenHands Deep Dive: How an Open-Source AI Coding Agent is Redefining Software Development
Deep dive into OpenHands, an open-source AI coding agent platform covering architecture design, sandboxed code execution, and multi-tool orchestration, compared with Copilot, Devin, and more.
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Product Reviews·2 min
Cursor Web and Mobile Launch: Hands-On with Cloud AI Coding Agents
Cursor launches web and mobile versions supporting multi-agent parallel execution and mobile code review. A detailed look at core features, comparison with Google Jules and OpenAI Codex, and the PWA mobile experience.
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Tutorials·3 min
Harness Engineering: A Practical Guide to AI Development — From Prompts to Mastering AI Agents
A deep dive into Harness Engineering's three-layer architecture: Information, Constraint, and Automation layers, covering Agent failure modes, OpenAI and Anthropic best practices, and AI tool selection strategies for controlled AI development.
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Tutorials·3 min
Godot MCP + Codex in Practice: Using AI to Auto-Generate an Endless Runner Game
Learn how to integrate Godot MCP with OpenAI Codex to control the game engine via natural language, with a full walkthrough from setup to auto-generating an endless runner scene.
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Product Reviews·2 min
Open Design: An Open-Source AI Design Framework — Deep Dive into 19 Skills + 71 Design Systems
Deep dive into Open Design, an open-source AI design framework featuring 19 composable skills, 71 Design.md systems, local deployment, and real-world use cases.
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Tech Frontiers·3 min
Google Introduces AI Assistant in Job Interviews, OpenAI Launches Cybersecurity-Specific Model GPT-5.5 Cyber
Google introduces Gemini AI assistant in hiring to assess AI proficiency, OpenAI launches GPT-5.5 Cyber for critical infrastructure defense, Anthropic nears trillion-dollar valuation, Mozilla fixes 271 Firefox bugs with AI in two months.
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Tech Frontiers·3 min
xAI Merges with SpaceX, GPT-5.5-Cyber Preview, Gemini 3.1 Flash Released
Musk announces xAI-SpaceX merger as SpaceX AI, OpenAI launches GPT-5.5-Cyber security model, Google releases Gemini 3.1 Flash, and Airbnb reveals AI writes 60% of new code.
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Deep Dives·3 min
From Copilot to Agentic AI: Understanding AI's Evolution Through Four Stages
A systematic breakdown of AI's four-stage evolution from Chat Mode to Agentic AI, covering multi-agent architectures, ReAct framework, and MCP protocol.
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Tutorials
Codex Desktop App Hands-On Tutorial: 1…
·3 min
Codex Desktop App Hands-On Tutorial: 15 Use Cases from Beginner to Advanced
A detailed guide to 15 core use cases for OpenAI's Codex desktop app, covering file management, website development & deployment, browser control, Computer Use, Skills, MCP services, and automation.
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Product Reviews·3 min
Hermes Agent Desktop App: The Self-Evolving Open-Source AI Agent
Deep dive into Hermes Agent desktop app: closed-loop learning, persistent cross-session memory, multi-agent management, and tool integration. Discover how this open-source AI agent self-evolves to become a true productivity powerhouse.
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Deep Dives·3 min
Harness Engineering Explained: Building Stable and Efficient Work Systems for AI
Deep dive into Harness Engineering: how to build execution environments, toolchains, and feedback loops for AI. From Prompt Engineering to system-level engineering for stable AI production.
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Tech Frontiers·2 min
Qwen Launches 400+ New Features as Wenxin 5.0 and Multiple LLMs Drop Simultaneously
Alibaba's Qwen APP launches 400+ features integrating Alipay and Taobao, Baidu releases ERNIE 5.0, Meituan unveils deep reasoning model, StepFun tops global speech AI rankings, and Anthropic's share nears Google's.
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Product Reviews·2 min
The Big Four AI Coding CLIs Compared: Claude Code vs. Copilot vs. Gemini vs. Codex — How to Choose
In-depth comparison of Claude Code, Copilot CLI, Gemini CLI, and Codex CLI — covering MCP support, context windows, open-source status, pricing, and a decision tree for choosing the right tool.
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Tutorials·3 min
Agent Skills Decision Trees: Enabling Autonomous Decision-Making for AI Coding Assistants
Learn how to embed decision tree logic in Agent Skills to give AI coding assistants like Antigravity and Claude Code autonomous decision-making. Includes a Code Review Router case study with complexity scoring and failover.
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Tutorials·3 min
Frontend Engineers Leveling Up to AI Agents: LangGraph.js Architecture Design & Practical Guide
How can frontend engineers advance into AI Agent development? This guide covers LangGraph.js core architecture (state, nodes, edges), LangChain comparison, and workflow agent design with practical examples.
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Tutorials
One Command to Use GPT-5.5 for Free wi…
·2 min
One Command to Use GPT-5.5 for Free with OpenClaw
Learn how to configure OpenClaw AI coding assistant with one command to call OpenAI's GPT-5.5 model via the Codex plugin, reusing your GPT membership at zero extra cost.
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Tutorials
Running Out of Codex Credits? AnySearc…
·2 min
Running Out of Codex Credits? AnySearch Skill Saves You Massive Token Overhead
Real-world testing shows AnySearch Skill saves ~27% Token overhead for Codex while significantly improving search quality. Learn how it works, how to install it, and when to use it.
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Tutorials
AI Code Explanation: Quickly Understan…
·2 min
AI Code Explanation: Quickly Understand Someone Else's C# Code
Learn how AI code explanation helps C# developers quickly understand others' code. A 3-step demo with Tongyi Lingma for code handoffs, Code Review, and legacy system maintenance.
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