All Articles
Building a Recurring Revenue Freelance Business with Claude Code — A 6-Month Roadmap to ¥1M MRR
Transform your freelance dev business from per-project income to predictable monthly recurring revenue. Learn how to pitch retainer contracts, price Claude Code's productivity gains correctly, and build a client management system that scales to ¥1M MRR.
Building a Zero-Touch Code Review Environment with Claude Code Hooks
Learn how to use Claude Code's hook system to automatically review code on every tool execution. Covers PostToolUse, Stop hooks, and the pitfalls to avoid when implementing PreToolUse blockers.
Claude Code Desktop Got a Major Overhaul: New UI for the Parallel Agents Era
Anthropic redesigned the Claude Code desktop app in April 2026 for the parallel agent era. Explore the new multi-session sidebar, drag-and-drop layout, integrated terminal, Side Chat, and Routines.
Claude Code MCP Connection Troubleshooting: A Complete Diagnostic Guide
A systematic approach to diagnosing MCP server failures in Claude Code—from config file validation to transport-layer debugging, crash recovery, and multi-server production patterns.
Claude Opus 4 vs Sonnet 4: A Practical Guide for Choosing the Right Model
A practical breakdown of when to use Claude Opus 4 vs Sonnet 4. Understand the cost, speed, and accuracy trade-offs to pick the right model for each task.
Stop Writing Weekly Reports Manually — Automate Them with Claude API, GitHub, Linear, and Slack
Automate your team's weekly Slack progress reports using Claude API. This guide walks through a Node.js system that pulls GitHub and Linear data, formats it with Claude API, and posts it to Slack automatically.
The Real Cost of Claude API Extended Thinking in Production — ROI Data by Task Type
Three months of measured cost, quality, and speed data for Extended Thinking across five task categories. Learn exactly when extended thinking is worth it—and when it's not.
5 Common Claude Code Errors and How to Fix Them
A practical guide to the five most common Claude Code errors—Permission denied, rate limits, MCP connection failures, context overflow, and bash failures—with real causes and fixes for each.
Claude Code + Ollama: A Practical Guide to Cutting API Costs with Local LLMs
Worried about Claude Code API costs? Learn how to combine Ollama (local LLM) with a litellm proxy to significantly reduce expenses, and discover a practical framework for deciding which tasks to run locally versus in the cloud.
MCP Server Suddenly Stopped Working in Claude Code: A 5-Step Diagnosis Guide
Five steps for diagnosing a broken MCP server: check /mcp status, read stderr logs, validate JSON config, verify auth tokens, and restart Claude Code cleanly.
Weekly Picks: Top 5 Must-Read Articles on Claude Lab (Apr 29 – May 5)
Claude Lab's top 5 articles for the week of Apr 29 – May 5. Covering MCP practical usage, the desktop app guide, Cowork scheduled task recovery, GitHub PR triggers, and context window strategies.
Why Your Claude API SaaS Isn't Profitable — Fixing Unit Economics Before It's Too Late
Most Claude API SaaS products bleed money without the founders realizing it. This guide walks through calculating LTV, CAC, and Gross Margin for API-based products, then shows practical optimization strategies to build a sustainable business model.