Reviewing the few changes in the Claude 4.0 system prompts, we get a sense for how system prompts program chatbot applications.| Drew Breunig
A couple days ago, Ásgeir Thor Johnson convinced Claude to give up its system prompt. The prompt is a good reminder that chatbots are more than just their model. They’re tools and instructions that accrue and are honed, through user feedback and design.| Drew Breunig
Today, we're introducing web search on the Anthropic API—a new tool that gives Claude access to current information from across the web.| www.anthropic.com
Model Context Protocols are suddenly everywhere. But what are they, in simple terms?| Drew Breunig
Artifacts allow Claude to share substantial, standalone content with you in a dedicated window separate from the main conversation. Artifacts make it easy to work with significant pieces of content that you may want to modify, build upon, or reference later.| support.anthropic.com