Vibe Coding Weekly #53

The week autonomous coding went mainstream: Amazon's Kiro can code for days, Anthropic acquires Bun as Claude Code hits $1B ARR, and GitHub expands its agent ecosystem with

MIT crowned generative coding as a 2026 breakthrough technology, Anthropic launched Claude Cowork to bring agents beyond code, and Replit validated the AI-native model with a $3B

Kimi K3 lands at half of Opus's price, Bun's $165K AI rewrite ignites a code-review fight, and Claude Code, OpenCode, and Codex all ship agent guardrails in the same week.

GPT-5.5 doubled its API price on launch day. DeepSeek undercut it by 7x the same week. The model pricing war just stopped being theoretical.

Claude Code's plugin ecosystem, GitHub's Agent HQ for multi-agent orchestration, and Sculptor's UI for parallel agent workflows, while resources dive deep into advanced techniques.

This edition of Vibe Coding Weekly highlights major AI developer tool releases, including upgrades to OpenAI Codex, Replit’s Agent 3, GitHub Copilot CLI and

Dozens of Claude agents produce a machine-checked proof of Fermat's Last Theorem, GPT-6 Astra hits 100% on ExploitBench, and Spotify open-sources a hook that cuts Claude Code

The vibes were strong at Code with Claude, Anthropic’s two-day event for software developers in London that kicked off on May 19, the same day as Google’s I/O in Palo Alto. (A