CLAUDE LABJP
OPUS48 — The default model on Bedrock, Vertex, and AWS is now Claude Opus 4.8. Opus 4.8 and Haiku 4.5 are also in the Messages API, with prompt caching and extended thinkingSTREAM — A Claude Code stability and quality update landed: subagent text over stream-json, stronger permission and hook handling, and better background-agent reportingFASTEND — Fast mode for Claude Opus 4.7 is removed on July 24. After that, speed: 'fast' returns an error, so migrate to fast mode on Opus 4.8TEACH — Claude for Teachers is here, giving verified US K-12 educators free premium access, plus curriculum connections aligned to standards in all 50 states and new education connectorsFIX — The update fixes issues across Chrome, Windows, Bedrock, Vertex, hooks, and session recovery, and speeds up terminal renderingIPO — Bankers are reportedly lining up investor meetings for Anthropic ahead of a possible public listing as soon as OctoberOPUS48 — The default model on Bedrock, Vertex, and AWS is now Claude Opus 4.8. Opus 4.8 and Haiku 4.5 are also in the Messages API, with prompt caching and extended thinkingSTREAM — A Claude Code stability and quality update landed: subagent text over stream-json, stronger permission and hook handling, and better background-agent reportingFASTEND — Fast mode for Claude Opus 4.7 is removed on July 24. After that, speed: 'fast' returns an error, so migrate to fast mode on Opus 4.8TEACH — Claude for Teachers is here, giving verified US K-12 educators free premium access, plus curriculum connections aligned to standards in all 50 states and new education connectorsFIX — The update fixes issues across Chrome, Windows, Bedrock, Vertex, hooks, and session recovery, and speeds up terminal renderingIPO — Bankers are reportedly lining up investor meetings for Anthropic ahead of a possible public listing as soon as October
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Cowork/2026-07-12Advanced

The Night a Connector Grew Write Tools, Your Unattended Job Could Quietly Send Something

The moment a connector update quietly adds write tools, a job you run unattended can suddenly send email or delete files. Here is how to build a gate that snapshots a connector's tool surface, diffs it, and stops unapproved writes before they run — drawn from indie development.

API & SDK/2026-06-25Advanced

Reach a Remote MCP Server in a Single API Request: Implementing the Messages API MCP Connector

How to call a remote MCP server's tools using only the Messages API's mcp_servers and mcp_toolset—no local MCP client. Covers allowlist/denylist design, response handling, and the pitfalls to avoid before unattended production use.

Cowork/2026-03-09Beginner

Canva × Claude Integration Guide — Create and Edit Designs from AI Chat

Learn how to use the Canva MCP connector to create, search, edit, and export designs directly from Claude. Includes brand kit integration and template autofill.