produced by Classmethod

# Claude Code articles

Key Updates in Claude Code v2.1.314 - Denying Writes Outside the Working Directory and Fixing Gaps in Sandbox and Hook Enforcement

2026.10.30

Cutely Visualize Your Claude Code Sessions in a Web Browser and Say Goodbye to Losing Track of Them

2026.10.30

Key Updates in Claude Code v2.1.312 - Using Shorter System Prompts with Inference Profile ARNs and More

2026.10.29

How I Avoid Reinventing Mechanisms for AI When Developing with Claude Code and Codex

越井琢巳 (Koshii Takumi)

2026.10.28

Claude Code v2.1.311 Major Updates - ultrathink's Upgrade to xhigh Effort and Changes to DISABLE_COMPACT

2026.10.27

If you're making Supabase MCP read-only, it's also safer to stop the claude.ai connector too

越井琢巳 (Koshii Takumi)

2026.10.26

注目の記事

The story of how I made it in time by converting a Markdown manuscript into slides using Claude for Google Workspace on the day of my presentation

2026.10.25

I gave a presentation titled "Key Points of Harness Engineering in AI-Driven Development" #devio2026

2026.10.24

注目の記事

I gave a presentation titled "How to Build a Claude Code Execution Environment That You Can Seriously Leave Unattended" at DevelopersIO 2026 TOKYO #devio2026

2026.10.24

Claude Code v2.1.310 Major Updates - Monitor Tool Support for Bedrock, Vertex, and Foundry, and Blocking of Long-Duration Sleep

2026.10.24

[Kitesurf] I let Claude drive Cloudflare's new Kitesurf browser: lighter browser, slower agent~

AnonymousPenguin

2026.10.24

Claude Code v2.1.308 to v2.1.309 Key Updates - Mandatory Trust Confirmation for ultrareview and sed -i Behavior Changes

2026.10.23

The Story of Having Claude Code Check Supabase's Security Advisor and Build In App Protection

越井琢巳 (Koshii Takumi)

2026.10.22

Claude Code v2.1.307 Major Updates - Addition of safety_event and /claude-api api-version

2026.10.22

Claude Code v2.1.305 to v2.1.306 Key Updates - allowedMcpServers Behavior Change and Tool Search Regression Fix

2026.10.21

I gave a presentation at a Claude Code seminar with the title "Designing from 'When Does It End' ── An Introduction to Loop Engineering"

嶋田怜央成 / Reona Shimada

2026.10.20

Major Updates in Claude Code v2.1.303 to v2.1.304 - Addition of Review Levels for Code Review and Fix for claude --worktree Deletion Without Confirmation

2026.10.20

[Update] I Tried Running a SageMaker AI Processing Job from Claude Code Using the AWS AI/ML Skills in Agent Toolkit for AWS

2026.10.18

Claude Code v2.1.302 Major Updates - Default Enablement of Fork Subagents and Permission Mode Changes for claude -p

2026.10.17

Verifying Claude Code's CVE-2026-86063 locally: git checkout prioritizes a branch of the same name over a commit SHA

2026.10.17

Claude Code v2.1.301 Major Updates - Auto Mode Determination Now Distinguishable with OpenTelemetry

2026.10.16

Claude Code v2.1.300 Major Updates - Addition of OpenTelemetry GenAI Attributes and /advisor Support for Claude Platform on AWS

2026.10.15

Verified whether prompt attacks on Claude Code on Bedrock can be blocked on the input side with account-level enforcement guardrails

2026.10.15

Claude Code v2.1.297 to v2.1.299 Major Updates - Addition of Idle Compaction and Fix for Write Character Encoding Conversion

2026.10.14

I tried using pulls.review with Claude Code to group and summarize PR changes

嶋田怜央成 / Reona Shimada

2026.10.14

Try having Claude Code reference multiple AWS accounts via MCP

2026.10.12

Claude Code v2.1.296 Major Updates - Added autoCompactWindow for Sub-agents and allow_large for Read

2026.10.10

Major Updates in Claude Code v2.1.294~v2.1.295 - Addition of hooks onFailure: "block" and OSC 7501 Support

2026.10.09

Haiku 5.5 Has Arrived! I Had Claude 5 Series and GPT-6.1 Sol Solve Difficult Project Euler Problems for a Comparison

2026.10.08

Claude Code v2.1.293 Major Updates - The Long-Awaited Claude Haiku 5.5 Arrives, Becomes the Default Haiku Model

2026.10.08

Claude Code v2.1.292 Major Updates - stdio MCP Protocol Standardization and Subagent Effort Specification

2026.10.07

I talked about my recent learning methods at #devio2026 Osaka

かずえ@製造BT

2026.10.06

Major Updates in Claude Code v2.1.290–v2.1.291 - Enhanced Bash Permission Checks and Change to WebSearch Quota Replenishment Method

2026.10.06

Key Updates in Claude Code v2.1.289 - Fix for Bash deny rules during sandbox auto-allow and teammate support for agent.spawn

2026.10.05

Claude Code v2.1.288 Major Updates - Added --max-findings to /code-review and Fixed Missing Dangerous rm Confirmation Detection Inside bash -c

2026.10.03

Claude Code v2.1.287 Major Updates - Addition of Claude Mods and Enhanced Shell Write Safety Measures

2026.10.02