produced by Classmethod

# Anthropic articles

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

Reading Anthropic's Self-Replicating AI Report: Can Small Models Self-Replicate Using IoT Devices as Scaffolding Without a Data Center?

2026.10.17

Reading Anthropic's Distillation Attack Countermeasure Report: How Claude API Conversation History Handling Changes with Preserved Thinking

2026.10.17

Using what Claude learned in Chat in Cowork. I tried checking, rewriting, and deleting memory topics.

2026.10.11

Tried aggregating by model using Amazon Bedrock product attributes in Cost Explorer

2026.10.10

Claude Haiku 5.5 is now available on Amazon Bedrock

2026.10.08

I tried Claude Sonnet 5.5 which became available for selection in Kiro

2026.10.03

Managing Multiple Repositories from Claude Code on the Web: Creating Issues, Pull Requests, and Commits

けーま (川田圭真)

2026.09.30

I tried Claude Opus 5.5 which became available for selection in Kiro

2026.09.28

Connecting Multiple Repositories in Claude Code on the Web: CLAUDE.md and Skills Behavior

けーま (川田圭真)

2026.09.28

[Trivia] I tried connecting 12 repositories simultaneously with Claude Code on the web

けーま (川田圭真)

2026.09.27

Organize Claude Code on the web configuration items: environment variables, API credentials, network, scripts

けーま (川田圭真)

2026.09.26

I tried out Claude Opus 5.5, which became available on Amazon Bedrock

2026.09.23

Amazon Bedrock now has Claude Fable 5.1 available, so I tried calling it from the Converse API

2026.09.02

I got a "Credit balance too low" error even though I'm subscribed to the Claude Max plan

2026.08.21

LLM Watermarking: How It Works and Its Limitations

2026.08.13

I purchased credits on Claude Console and issued an API key.

2026.07.31

I solved the problem where the "Purchase Credits" button couldn't be clicked in Claude Console

2026.07.27

I tried creating a flyer with Claude Design and deploying it internally

2026.07.21

Understanding the True Nature of MCP: From the Tool Use Agent Loop to JSON-RPC 2.0 Two-Layer Error Handling

2026.07.10

ちょっと話題の記事

Loop Engineering — Building Autonomous Loops with Claude Code

2026.07.10

I was able to call Claude Fable 5 on Bedrock Mantle, so I tried it out

2026.07.05

Claude Code v2.1.197 to v2.1.198 Major Updates - The Arrival of Claude Sonnet 5 and the Resumption of Claude Fable 5!

2026.07.02

ちょっと話題の記事

I tested the re-released "Claude Fable 5" on Amazon Bedrock

2026.07.01

話題の記事

I tried out Claude Fable 5, which has become available on Amazon Bedrock

2026.06.10

ちょっと話題の記事

Claude Code v2.1.170 Major Update - Now featuring Mythos Class 1 Model Claude Fable 5!

2026.06.10

Trying out the Claude Files API

2026.05.30

Benefits gained from migrating Claude invocations on Bedrock from boto3 to the Anthropic SDK

2026.05.29

Let me try detecting the causes of Claude's prompt cache failures

2026.05.26

The Agentic Evolution - What Anthropic Says About Claude and the Current Age of Agents - AWS Summit Hamburg 2026 Report

2026.05.23

注目の記事

Claude Platform on AWS has been announced, so I've organized the differences between it and Bedrock

2026.04.27

I tried calling Opus 4.7 from LangChain using Bedrock's Anthropic-compatible endpoint (Mantle)

2026.04.17

話題の記事

Claude Sonnet 4.6 is now available on Amazon Bedrock

2026.02.18

The Story of Creating an Employment Benefits and Results Page for a Recruitment Site with Claude # gpt-4-turbo-2024-04-09

2025.12.03

ちょっと話題の記事

I tried Claude 4.5 Haiku on Amazon Bedrock

2025.10.17

I tried semi-automating Obsidian's Daily Note creation with Claude Code

2025.08.01