Google

Antigravity CLI

Google's terminal agent for Antigravity, launched May 19, 2026 and built on Gemini CLI components. Runs concurrent subagents and background tasks, with MCP servers, Skills, hooks, plugins and AGENTS.md or GEMINI.md rules.

ProprietaryTerminal

Standards support

MCP: supported
MCP

Supported

Source
Agent Skills: supported
Agent Skills

Supported

Source
AGENTS.md: supported
AGENTS.md

Supported

Source
?ACP: not yet verified
ACP

Not yet verified

Subagents, parallel agents and hooks

Compare all
Subagents: supported

Subagents

.agents/agents/<name>.md and ~/.gemini/config/agents/<name>.md files with YAML frontmatter; the main agent calls them with invoke_subagent

Source
Custom agents: supported

Custom agents

Source
Parallel agents: supported

Parallel agents

Subagents and background tasks run concurrently; watch them in the /agents panel

Source
Hooks: supported

Hooks

Source

Links

WebsiteMCP setup docsSkills docs

Compare with

Claude CodeCodexGemini CLIOpenCodeCursorGitHub CopilotgooseOpenHands

Reviewed Oct 19, 2026.