All providers
OAuth subscription
ag/Antigravity
Google Cloud Code Assist — Gemini 3 + Claude via Vertex.
antigravity.googleQuick setup
Open the kRouter dashboard at http://localhost:20128
Go to Providers → click the Antigravity tile
Click Connect and complete the OAuth flow in your browser
Test the connection — kRouter auto-refreshes tokens from here on
Use in your IDE
Point any OpenAI-compatible client at kRouter using your local API key.
ide configbash
# Endpoint
http://localhost:20128/v1
# API key (from Dashboard → API Keys)
sk-krouter-XXXX
# Model
ag/gemini-pro-agent