Links from May 2025
Pricing remains consistent with previous Opus and Sonnet models: Opus 4 at $15/$75 per million tokens (input/output) and Sonnet 4 at $3/$15.
Claude Opus 4 is our most powerful model yet and the best coding model in the world. GitHub says Claude Sonnet 4 soars in agentic scenarios and will introduce it as the model powering the new coding agent in GitHub Copilot
Claude Code, now generally available, brings the power of Claude to more of your development workflow - new beta extensions for VS Code and JetBrains integrate Claude Code directly into your IDE. Beyond the IDE, we’re releasing an extensible Claude Code SDK, so you can build your own agents and applications using the same core agent as Claude Code.
Jony Ive joins OpenAI via a $6.5b acquisition of an AI device startup, io, that Jony co-founded.
Microsoft to open source VSCode copilot & WSL
Over the next few months, AI-powered capabilities from the GitHub Copilot extension will migrate to the VS Code open source repository, says Microsoft. Windows Subsystem for Linux (WSL), the feature in Windows that allows users to run a Linux environment directly on their Windows system, will be open sourced.
Google releases an asynchronous coding agent called Jules. Unfortunately it appears to be wait-list only in Australia.
OpenAI introduces a cloud-based software engineering agent. Limited to Pro users for now.
OpenAI to buy Windsurf for $3 billion.
Firefox integrated AI chatbots into a new sidebar within the browser but the integration doesn’t appear to have access to the page the browser is currently on 🤦. It appears to just be an iframe/tab to the provider’s normal web interface.