ArcThink
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ArcThink

ArcThink makes complex information clearer and turns scattered ideas into valuable insights and understanding.

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Latest from ArcThink

36 recent articles
ArcThink
ArcThink
May 27, 2026 · Artificial Intelligence

Stop Letting the Main Thread Do Dirty Work: Practical Subagents Workflow Guide

This guide explains how to isolate noisy, read‑heavy tasks into Subagents, when to employ them, how to craft effective delegation prompts, and how to integrate Subagents with Skills and rule files to keep the main AI thread focused on goals, decisions, and final artifacts.

AI WorkflowContext Isolationagent orchestration
0 likes · 19 min read
Stop Letting the Main Thread Do Dirty Work: Practical Subagents Workflow Guide
ArcThink
ArcThink
May 27, 2026 · Artificial Intelligence

Why Context Size Isn’t Everything: A Practical Guide to AI Agent Context Engineering

The article explains that an AI agent’s performance hinges not on how much context is fed to it but on what information is placed in the main thread, and it presents a six‑layer framework—prompt, rule files, skills, MCP, subagents, and artifacts—to systematically engineer context for reliable coding agents.

AI AgentsMCPPrompt design
0 likes · 18 min read
Why Context Size Isn’t Everything: A Practical Guide to AI Agent Context Engineering
ArcThink
ArcThink
May 26, 2026 · Artificial Intelligence

Stop Manually Prompting AI: A Codex Automations Workflow Guide

The article explains how to replace repetitive manual prompts with OpenAI Codex Automations by defining stable, rhythmic workflows, using a four‑layer model of Rules, Skills, Hooks, and Automations, and provides concrete criteria, task types, durable‑prompt guidelines, safety practices, and starter templates.

AI WorkflowAutomation typesCodex Automations
0 likes · 19 min read
Stop Manually Prompting AI: A Codex Automations Workflow Guide
ArcThink
ArcThink
May 24, 2026 · Artificial Intelligence

Beyond Prompting: A Practical Guide to Claude Code Hooks for Safe AI Coding

The article explains why soft‑constraint prompt files (CLAUDE.md) are insufficient for controlling AI coding assistants, introduces Claude Code Hooks as enforceable control points at key lifecycle events, and provides step‑by‑step examples, best‑practice recommendations, and risk considerations for building reliable AI‑driven development workflows.

AI programmingAutomationClaude Code
0 likes · 18 min read
Beyond Prompting: A Practical Guide to Claude Code Hooks for Safe AI Coding
ArcThink
ArcThink
May 24, 2026 · Artificial Intelligence

When to Use MCP vs. Skills: A Clear Capability Stack for Building Stable AI Agents

The article explains a four‑layer capability model—Rules, Skills, MCP, and Agents—showing how to decide when to add an MCP server, a Skill, or a Rule, and how combining them yields reliable AI‑powered programming assistants for both personal projects and team‑scale engineering.

AI AgentsMCPSecurity
0 likes · 23 min read
When to Use MCP vs. Skills: A Clear Capability Stack for Building Stable AI Agents
ArcThink
ArcThink
May 23, 2026 · Artificial Intelligence

Why a 65‑Line CLAUDE.md Can Put Brakes on AI Coding Assistants

The article dissects the Karpathy‑inspired 65‑line CLAUDE.md file, showing how its four concise constraints—think before coding, simplicity first, surgical changes, and goal‑driven execution—prevent common AI coding agent failures, why the approach works, and its limits.

AI coding assistantCLAUDE.mdagent safety
0 likes · 14 min read
Why a 65‑Line CLAUDE.md Can Put Brakes on AI Coding Assistants
ArcThink
ArcThink
Apr 29, 2026 · Artificial Intelligence

DeepSeek V4 Vision Mode: Architecture Breakdown and Benchmark vs Top Models

The article dissects DeepSeek V4's newly released vision mode, explains its mounted visual‑language architecture, compares its multimodal capabilities and costs against GPT‑5.5, Gemini 3 and Claude Opus 4.7, and outlines a roadmap from image understanding to native multimodal AI.

AIDeepSeekRoadmap
0 likes · 15 min read
DeepSeek V4 Vision Mode: Architecture Breakdown and Benchmark vs Top Models
ArcThink
ArcThink
Apr 27, 2026 · Artificial Intelligence

Why GPT‑5.5 Is a True Generational Leap: Deep Dive vs. Claude Opus 4.7

GPT‑5.5, the first fully retrained base model since GPT‑4.5, delivers an 11.7‑point jump on ARC‑AGI‑2, wins 9 of 10 shared benchmarks, shows superior agent and ultra‑long‑context performance, yet incurs higher latency and token pricing, while Claude Opus 4.7 excels on deep‑reasoning tasks, marking a multi‑pole era for frontier AI.

AI benchmarksClaude Opus 4.7GPT-5.5
0 likes · 16 min read
Why GPT‑5.5 Is a True Generational Leap: Deep Dive vs. Claude Opus 4.7
ArcThink
ArcThink
Apr 27, 2026 · Artificial Intelligence

GPT-5.5 Deep Dive: What Makes This True Generational Leap Stand Out?

GPT‑5.5, the first fully retrained base model since GPT‑4.5, delivers an 11.7‑point jump on ARC‑AGI‑2, dramatic long‑context gains, and wins 9 of 10 shared benchmarks against GPT‑5.4, while a side‑by‑side comparison with Claude Opus 4.7 shows each model excelling in different domains, heralding a multi‑polar era for frontier AI.

AgentClaude Opus 4.7GPT-5.5
0 likes · 16 min read
GPT-5.5 Deep Dive: What Makes This True Generational Leap Stand Out?
ArcThink
ArcThink
Apr 26, 2026 · Artificial Intelligence

Top 10+ Claude Code Plugins to Install in 2026: Architecture Types and Best Picks

The Claude Code plugin ecosystem has exploded to over 9,000 extensions with the leading plugins surpassing 50‑100k installs; this guide explains the five plugin architecture types, evaluates six functional directions, and recommends tailored plugin combos for full‑stack engineers, frontend developers, solo creators, and team leads.

AI pluginsAutomationClaude Code
0 likes · 17 min read
Top 10+ Claude Code Plugins to Install in 2026: Architecture Types and Best Picks