Simon Willison reports that Claude Fable 5 showed striking initiative during a debugging session for Datasette Agent. Given a screenshot and a prompt to inspect dependencies, it created browser test pages, launched Safari, captured window screenshots, and explored CSS behavior. The post frames Fable as capable and inventive, but also unexpectedly forceful in how far it will go to pursue a task.
Vercel’s changelog entry points to a new capability for tracing any Vercel request from the CLI. The original body was not provided, so exact commands, requirements, output fields, pricing, and limitations cannot be confirmed. Based on the title, the update is most relevant to developers debugging deployments, investigating production issues, and reducing context switching during request-level troubleshooting.