AnswerLine - See what AI tells your customers
AnswerLine is an API that returns what ChatGPT, Gemini, Copilot and Google AI features answer for any prompt, delivered as structured JSON with cited source URLs and country targeting. Built for SEO teams, agencies, developers and brands who need to track AI visibility at scale. One API call returns the answer text plus the exact pages each engine cited, so you can see which sources win AI visibility and where your brand stands. Includes a free tier, TypeScript and Python SDKs, and an MCP server for direct AI assistant integration.