Node Graph — quick guide

• Add nodes from the top bar.
• Drag from an orange output handle to a gray input to wire them.
• Prompt → Generate → Image Output → Edit → Preview.
• Click Generate or Edit inside a node to run it.
• Downstream nodes auto-receive images. Click a thumbnail to select it as source.
• Save stores the graph in localStorage. Export JSON to share.
• Cold-start note: first ERNIE / HiDream call after idle may take 60–150s.