The Claude newswave

anthropics/claude-code v2.1.110

## What's changed - Added `/tui` command and `tui` setting — run `/tui fullscreen` to switch to flicker-free rendering in the same conversation

Elevated errors on Claude.ai, API, Claude Code

Claude Sonnet 4 6

Official Anthropic announcement.

Claude Opus 4 6

Official Anthropic announcement.

anthropics/claude-code v2.1.109

## What's changed - Improved the extended-thinking indicator with a rotating progress hint

Claude is a Space to Think

Official Anthropic announcement.

What Claude Code's Source Revealed About AI Engineering Culture

anthropics/claude-code v2.1.108

## What's changed - Added `ENABLE_PROMPT_CACHING_1H` env var to opt into 1-hour prompt cache TTL on API key, Bedrock, Vertex, and Foundry (`ENABLE_PROMPT_CACHING_1H_BEDROCK` is deprecated but still honored), and `FORCE_PROMPT_CACHING_5M` to force 5-minute TTL

anthropics/anthropic-sdk-typescript sdk-v0.89.0 — sdk: v0.89.0

## 0.89.0 (2026-04-14) Full Changelog: [sdk-v0.88.0...sdk-v0.89.0](https://github.com/anthropics/anthropic-sdk-typescript/compare/sdk-v0.88.0...sdk-v0.89.0)

Narasimhan Board

Official Anthropic announcement.

Show HN: LangAlpha – what if Claude Code was built for Wall Street?

Some technical context on what we ran into building this.<p>MCP tools don&#x27;t really work for financial data at scale. One tool call for five years of daily prices dumps tens of thousands of tokens into the context window. And data vendors pack dozens of tools into a single MC

Google Broadcom Partnership Compute

Official Anthropic announcement.

Claude Partner Network

Official Anthropic announcement.

the Anthropic Institute

Official Anthropic announcement.

Evaluation of Claude Mythos Preview's cyber capabilities

Sydney Fourth Office Asia Pacific

Official Anthropic announcement.

Claude.ai down

Mozilla Firefox Security

Official Anthropic announcement.

Where Stand Department war

Official Anthropic announcement.

Statement Comments Secretary war

Official Anthropic announcement.

Statement Department of war

Official Anthropic announcement.

Show HN: Claudraband – Claude Code for the Power User

Hello everyone.<p>Claudraband wraps a Claude Code TUI in a controlled terminal to enable extended workflows. It uses tmux for visible controlled sessions or xterm.js for headless sessions (a little slower), but everything is mediated by an actual Claude Code TUI.<p>One example of

Anthropic downgraded cache TTL on March 6th

anthropics/anthropic-sdk-typescript vertex-sdk-v0.16.0 — vertex-sdk: v0.16.0

## 0.16.0 (2026-04-10) Full Changelog: [vertex-sdk-v0.15.0...vertex-sdk-v0.16.0](https://github.com/anthropics/anthropic-sdk-typescript/compare/vertex-sdk-v0.15.0...vertex-sdk-v0.16.0)

anthropics/anthropic-sdk-typescript sdk-v0.88.0 — sdk: v0.88.0

## 0.88.0 (2026-04-10) Full Changelog: [sdk-v0.87.0...sdk-v0.88.0](https://github.com/anthropics/anthropic-sdk-typescript/compare/sdk-v0.87.0...sdk-v0.88.0)

Launch HN: Twill.ai (YC S25) – Delegate to cloud agents, get back PRs

Hey HN, we&#x27;re Willy and Dan, co-founders of Twill.ai (<a href="https:&#x2F;&#x2F;twill.ai&#x2F;">https:&#x2F;&#x2F;twill.ai&#x2F;</a>). Twill runs coding CLIs like Claude Code and Codex in isolated cloud sandboxes. You hand it work through Slack, GitHub, Linear, our web app

Anthropic's Claude Mythos isn't a sentient super-hacker, it's a sales pitch

AMD AI director says Claude Code is becoming dumber and lazier since update

Project Glasswing: Securing critical software for the AI era

Related: <i>Assessing Claude Mythos Preview&#x27;s cybersecurity capabilities</i> - <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679155">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679155</a><p><i>System Card: Claude Mythos Preview [pdf]</i> - <a href=

System Card: Claude Mythos Preview [pdf]

Related: <i>Project Glasswing: Securing critical software for the AI era</i> - <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679121">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679121</a><p><i>Assessing Claude Mythos Preview&#x27;s cybersecurity capabil

Assessing Claude Mythos Preview's cybersecurity capabilities

Related: <i>Project Glasswing: Securing critical software for the AI era</i> - <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679121">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=47679121</a><p><i>System Card: Claude Mythos Preview [pdf]</i> - <a href="http

Claude Code login fails with OAuth timeout on Windows

Claude is having another moment, again

Issue: Claude Code is unusable for complex engineering tasks with Feb updates

Running Gemma 4 locally with LM Studio's new headless CLI and Claude Code