GoMarble MCP is a free AI-powered tool that unifies your Google and Meta ad data into a single interface. Powered by Claude, it lets you chat directly with your ad performance—no dashboards, spreadsheets, or data exports needed. Ask questions like “Why did ROAS drop?” or “Which campaign wastes budget?” and get real insights instantly. With secure OAuth authentication, data stays on your device—no server-side storage. Easy setup, no cost, and designed for marketers who want fast, cross-channel clarity without complexity.