Claude Code releases, defaults and behavior changes, covered for the developers who run it every day: what a new default does to your commits, what it costs, and how to opt out.
A study of 16,893 coding-agent sessions found Claude Code, Codex, and Cursor pick the same third-party tool only 42% of the time. Stripe beat PayPal in every session where both qualified.
Anthropic's Fable 5.1 holds input and output prices at $10 and $50 per million tokens, and drops cache reads from $1.00 to $0.25. Mythos 5.1 stays invitation-only.
Anthropic opened a research preview of the Model Hardware Standard on August 27, 2026. It gives agents one way to drive microscopes, robot arms and lab tools.
Claude Code appends a Claude-Session: trailer linking to its own chat to commits and pull requests. It defaults to on, and developers want it opt-in.
A JetBrains survey of 15,509 developers finds agents fully write 47% of code on average. 90% use an agent weekly, and Claude Code leads adoption at 39%.
Three to five stories a day, and what each one means for the people who build software. Free, no spam.