◉CLAUDE LABJP
●2.1.302 — Fork subagents are now on by default in claude -p, the Agent SDK and the desktop app. Turn them off with CLAUDE_CODE_FORK_SUBAGENT=0 (10/16)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 43 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…●2.1.302 — Fork subagents are now on by default in claude -p, the Agent SDK and the desktop app. Turn them off with CLAUDE_CODE_FORK_SUBAGENT=0 (10/16)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 43 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…
ARTICLES

All Articles

All (907)◉ Claude AI (147)⟐ Claude Code (381)◈ Cowork (72)⬡ API & SDK (307)
◈ Cowork/2026-04-17Intermediate

Auto-Organizing Dropbox with Cowork — File Classification, Duplicate Removal, and Naming Conventions

When your Dropbox starts feeling chaotic, let Cowork handle it. Learn how to build an automated system for file classification, duplicate detection, and bulk renaming — and schedule it to run weekly.

◉ Claude AI/2026-04-17Beginner

Upgraded to Claude Pro but Limits Haven't Changed — How to Diagnose and Fix It

Claude Pro or Max upgrade not reflecting? Learn how to diagnose whether payment completed, refresh your session, clear browser cache, and contact Anthropic support to get your plan unlocked.

⬡ API & SDK/2026-04-17Advanced

Building a GitHub PR Review Bot with Claude API — From Webhook Signature Verification to Structured Reviews with Tool Use

Build a production PR review bot with Claude API and GitHub Webhooks. Enforce structured scoring and security scanning via Tool Use, then handle the parts that bite in production — signature checks that pass only locally, 202 responses that hide failures, debouncing, and cost tracking.

⟐ Claude Code/2026-04-16Advanced

Claude Code Multi-Agent Parallel Execution — Task Tool and SubAgent Patterns That Hold Up in Practice

Measured results from parallelizing Claude Code with the Task tool and SubAgents. Covers what to split and what never to split, a JSON extractor that survives real SubAgent output, and the arithmetic showing three agents had already hit the floor.

⬡ API & SDK/2026-04-16Advanced

Claude API with Go: Production— Anthropic Go SDK, Concurrency, Tool Use & Microservice Integration

A practical guide to using Claude API with Go in production. Covers streaming with goroutines, concurrent Tool Use, rate limiting with channels, Gin/Echo integration, graceful shutdown, and Kubernetes deployment with working code examples.

⬡ API & SDK/2026-04-16Intermediate

Claude API JSON Output Fails: 5 Root Causes and Fixes

Fix Claude API JSON parsing errors with these 5 common root causes: markdown code block wrapping, truncated output, injected commentary, Unicode escaping, and streaming parse failures. Includes copy-paste ready Python utility code.

⟐ Claude Code/2026-04-15Advanced

Building StoreKit 2 × SwiftUI Purchases with Claude Code — The Minimum That Passes Review

Build a StoreKit 2 × SwiftUI purchase flow end to end with Claude Code as your design partner — PurchaseManager, server-side validation, and paywall UI — plus the operational traps Apple's docs skip, like Ask to Buy and late-arriving transactions.

◈ Cowork/2026-04-15Intermediate

Cowork × Python Data Analysis Automation: Build a Weekly Report Pipeline with pandas and Matplotlib

Learn how to combine Cowork's scheduled tasks with Python to fully automate your data analysis reports. From pandas aggregation to Matplotlib charts and Google Sheets integration — a complete, production-ready implementation guide.

⬡ API & SDK/2026-04-14Advanced

Claude API × Kotlin Multiplatform — Building Production AI Features for iOS and Android

Integrating Claude API with Kotlin Multiplatform (KMP) to ship production-quality AI assistant features on iOS and Android. Stream termination, mid-stream error events, retry strategies, expect/actual alignment, and testing — written from an indie developer's production experience.

⟐ Claude Code/2026-04-14Intermediate

Claude Code Stopped Mid-Task? A Practical Recovery Guide to Resume Work Safely

When Claude Code stops responding mid-task, the worst thing you can do is immediately retry. This guide walks you through a 5-step recovery process using git to confirm what was completed before resuming safely.

◉ Claude AI/2026-04-14Intermediate

Gemma 4's Thinking Mode vs. Claude Extended Thinking: What's Actually Different

Gemma 4 introduced internal reasoning that generates 4,000+ tokens before answering. Here's how it compares to Claude Extended Thinking, what makes them different, and when to choose each.

⬡ API & SDK/2026-04-13Advanced

Building Enterprise AI Backends with Claude API and NestJS: Production

Integrating Claude API into NestJS with dependency injection, TypeORM persistence, SSE streaming, JWT auth, and Bull queues—including measured evidence of how a naive SSE client parser silently drops characters, and the fix.