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Published on 5/19/2026

Google I/O Unveils Gemini 3.5 Flash, Antigravity 2.0, and TON Ecosystem Gains Acton Toolchain

Google I/O Unveils Gemini 3.5 Flash, Antigravity 2.0, and TON Ecosystem Gains Acton Toolchain
AI Model Release
Gemini 3.5 Flash (GA)
New Developer Platform
Antigravity 2.0
API Feature
Managed Agents in Gemini API (Public Preview)
Android Development Tool
Google AI Studio for Native Android Apps
Blockchain Developer Toolchain
Acton for TON Ecosystem

The developer world saw a flurry of announcements today, May 19, 2026, largely driven by Google I/O 2026, alongside a notable independent release in the blockchain space. These updates focus on enhancing AI development, streamlining workflows, and expanding capabilities for various platforms.

Daily Highlights

1. Gemini 3.5 Flash: Accelerated AI for Coding Tasks
Google officially released Gemini 3.5 Flash, now generally available (GA), marking a significant step forward for developers. This model is touted as Google's most intelligent for sustained frontier performance on coding tasks, offering enhanced capabilities and speed compared to its predecessors. Developers can leverage Gemini 3.5 Flash for more efficient and powerful AI-assisted coding workflows.

2. Antigravity 2.0 and Managed Agents for Developers
Google introduced Antigravity 2.0, a new standalone desktop application designed for orchestrating autonomous AI agents. This release expands Antigravity beyond a mere coding environment, transforming it into a comprehensive platform for developing and managing agent cohorts. Complementing this, the Gemini API now offers Managed Agents in public preview, enabling developers to build and deploy stateful agents within secure, Google-hosted Linux sandbox environments. The existing Gemini CLI is also transitioning to the new Antigravity CLI, unifying terminal-based agentic tasks.

3. AI-Powered Android Development and Conversational Gmail
Google AI Studio, powered by Gemini, now boasts the capability to build entire high-quality native Android applications in minutes directly from a web-based environment. This brings advanced app creation tools, previously confined to desktop IDEs, to a more accessible platform. Furthermore, the Android command-line interface (CLI) reached stable version 1.0, integrating powerful AI capabilities, including a new 'android studio' command for agents to navigate and understand Android codebases. In a user-facing development, Gmail Live was unveiled, a new AI voice integration allowing users to verbally query their inbox for information.

Niche Project of the Day

Acton Developer Toolchain for TON Ecosystem
The TON Strategy Company highlighted the launch of Acton, a new integrated developer toolchain specifically designed for The Open Network (TON) blockchain. Acton aims to simplify the development, testing, debugging, deployment, and auditing of TON-based smart contract applications. Built around Tolk, TON's smart contract language, this toolchain is intended to support the next generation of AI-native and agentic applications within the TON ecosystem, addressing the need for more advanced developer infrastructure for TON's asynchronous architecture.

Key Takeaways

  • Gemini 3.5 Flash is now generally available, offering enhanced intelligence and speed for AI-assisted coding tasks.
  • Google launched Antigravity 2.0, a desktop application for AI agent orchestration, and introduced Managed Agents in the Gemini API for deploying autonomous agents.
  • The TON blockchain ecosystem received a new integrated developer toolchain, Acton, to streamline smart contract development.