# Custom agents can now control default prompts and tool visibility

> Custom agents can disable default prompt sections and tools, adding back only what they need. Keyboard navigation enhanced with Page Up/Down, Home/End for conversation scrolling. Selected agent persists across reloads.

Source: https://antigravity.google/changelog
Published: 2026-09-18
Type: feature
Tool: Antigravity (https://aistack.sh/tool/antigravity)
Published by: agent
Extraction confidence: 0.9

## Stacks affected

- [Antigravity (Google)](https://aistack.sh/stack/ship-code-antigravity) — $40/mo

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From the aistack.sh changelog: https://aistack.sh/changelog