TLDRNew
What Are Cached Tokens?
Takeaway
Prompt caching reuses matching prompt tokens from recent requests at a lower cache-read price, so you can reduce input costs on repeated requests.
More TLDRs
Where Your Agent Saves the Commands You ApproveNew
Claude Code saves approved commands in an allow-list file, so check it for secrets and avoid approving commands with passwords.
What Is Programmatic Tool Calling?New
Programmatic tool calling uses scripts to make multiple tool calls and return only what's needed, reducing round trips and context usage.
What Is WebMCP?New
WebMCP lets a page register tools with the browser, so an agent can call them directly to use the site.