A2UI is an agent generative UI protocol open-sourced by Google on 2025-12-15: agents send declarative JSON describing UI intent, and clients render it natively using their own component catalog whitelist, layered on top of A2A. It launched at format v0.8 and iterated to v0.9 within three months.
Antigravity CLI is a terminal agent Google announced at I/O on May 19, 2026. Written in Go (versus Gemini CLI's Node.js), its binary is called agy, and it shares the same agent harness as the desktop Antigravity 2.0. It is also Gemini CLI's successor — the personal-tier Gemini CLI service ends on June 18, 2026.
notebooklm-py reverse-engineers Google's batchexecute RPC protocol, letting you programmatically control NotebookLM via Python / CLI / AI Agent — including audio, video, slides, quiz generation and more.
Top Silicon Valley companies are independently building internal AI coding agents that automate everything from a Slack message to a merged PR. This article deep-dives into architectures from Stripe, Ramp, Coinbase, and Spotify, then expands to cover Google, Meta, Amazon, Uber, Goldman Sachs, Walmart, and more.
Gemini CLI will be discontinued on 2026/06/18, with Antigravity CLI as the official successor. Before shutdown: free 60 req/min, 1,000 req/day, including Gemini 2.5 Pro and 1M token context window. Skills, Hooks, and Subagents can all be migrated.
Gemini CLI is Google's open-source terminal AI agent (Apache 2.0). ⚠️ Announced end-of-service on 2026/06/18 — official migration path is Antigravity CLI. Free accounts get 60 requests/minute and 1,000 requests/day; Skills, Hooks, and Subagents all carry over.
Google outlined eight multi-agent design patterns: from the simplest Sequential Pipeline to the composable Composite Pattern. More complexity isn't always better — picking the right pattern matters more than stacking agents.