🛠️Google Opens Antigravity and Managed Agents API at I/O
TL;DR
Google launched Managed Agents in the Gemini API, giving each agent a remote Linux sandbox to plan, run code, manage files, and browse the web. It also upgraded the Antigravity agent platform and added a $100 AI Ultra plan for developers with 5x higher limits.
Google launched Managed Agents in the Gemini API, giving each agent a remote Linux sandbox to plan, run code, manage files, and browse the web. It also upgraded the Antigravity agent platform and added a $100 AI Ultra plan for developers with 5x higher limits.

Key Points
Managed Agents API provisions an isolated remote Linux environment per agent
Agents can reason, plan, call tools, execute code, manage files, and browse the web
Built on the new Antigravity agent powered by Gemini 3.5 Flash
$100/mo AI Ultra developer plan adds 5x usage limits and 20TB storage
Why It Matters
Hosted agent sandboxes move orchestration off your infra and onto Google's, lowering the bar to ship production agents while deepening platform lock-in.
Quick Facts
Frequently Asked Questions
Why does this matter?
Hosted agent sandboxes move orchestration off your infra and onto Google's, lowering the bar to ship production agents while deepening platform lock-in.
What happened?
Google launched Managed Agents in the Gemini API, giving each agent a remote Linux sandbox to plan, run code, manage files, and browse the web. It also upgraded the Antigravity agent platform and added a $100 AI Ultra plan for developers with 5x higher limits.
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