The Hallway Track

Latest signals

Every signal tracked from the world's AI conferences — 4,665 talks, quotes & announcements, newest first.

Google I/O, Gemini Spark, Antigravity

Simon Willison · May 20, 2026

Google replaces open-source Gemini CLI with closed-source Antigravity CLI on June 18th

“Gemini Spark runs on Gemini 3.5 Flash and Antigravity.”
[AINews] Google I/O 2026: Gemini 3.5 Flash, Omni (NanoBanana for Video), Spark (background agents), and Antigravity 2.0

Latent Space Blog · May 20, 2026

Google I/O 2026 repositioned Gemini as consumer AI surface and developer agent platform with three major launches

“Google used I/O to reposition Gemini as both a consumer AI surface and a developer/agent platform, with three core technical announcements: Gemini 3.5 Flash for fast agentic/coding workloads, Gemini Omni for multimodal generation/editing starting with video, and a broader Antigravity agent stack spanning desktop/CLI”