gm · antigravity

State machine agent with hooks, skills, and automated git enforcement

//status

release · v2.0.838probably emerging

● Antigravitypart of the gm family live

//install

install · 3 stepsshell

install via Antigravity CLI

antigravity --install-extension gm.gm-antigravity

or install via npm

npm install -g gm-antigravity

reload Antigravity

//features

state machine

immutable PLAN→EXECUTE→EMIT→VERIFY→COMPLETE phases with full mutable tracking

semantic search

natural language codebase exploration via codesearch skill

hooks

pre-tool, session-start, prompt-submit, and stop hooks for full lifecycle control

agents

gm, codesearch, and websearch agents pre-configured

mcp integration

model context protocol server support built in

auto-recovery

supervisor hierarchy ensures the system never crashes

//state machine

5 phases · any new unknown → planstrict order

001planwrite the unknowns down.gm/prd.yml

002executerun code against real servicesexec:<lang>

003emitwrite files after checks passpre + post gates

004verifyend-to-end, real datano mocks

005complete.prd empty, git clean, pushedtest.js

//also available

platforms · 12one state machine