Ghostty Is Leaving GitHub: When User #1299 — an 18-Year True Believer — Says 'I Can't Do This Anymore'

Mitchell Hashimoto — HashiCorp co-founder, Vagrant author, GitHub user #1299 — announces that Ghostty is leaving GitHub. He's been on GitHub for 18 years. He committed code on his honeymoon while his wife was asleep. What finally pushed him out wasn't a philosophical fight — it was a one-month journal where he marked an X every time GitHub broke his workflow, plus a 2-hour PR review block from a GitHub Actions outage on the day he wrote the post.

GitHub Agent HQ: Claude, Codex, and Copilot Now Fight Side by Side in the Same PR — The Multi-Agent Era Is Here

GitHub's Agent HQ now offers multi-agent support (Claude, Codex, Copilot) for Copilot Pro+ & Enterprise users. Run multiple AIs simultaneously in GitHub/VS Code to tackle problems from different angles. Outputs become Draft PRs. A paradigm shift for code review.

Anthropic's Internal Data: Claude Code Gives Engineers 67% More Merged PRs Per Day — And Now You Can Track It Too

Anthropic's Claude Code data: engineers merge 67% more PRs daily, with 70-90% code assisted. They launched Contribution Metrics, a GitHub-integrated dashboard to track AI's impact on team velocity. A measurement tool for engineering leaders, not a fluffy PR piece.