Show HN: Chrome extension that types one prompt into many AI chat tabs

Category: ai-ml

Tags: chrome-extension, ai-chat, prompt-engineering, multi-model, productivity

Score: 6.7/10 (Innovation: 7, Technical: 6, Documentation: 3, Utility: 7)

A Chrome extension that broadcasts a single prompt to multiple AI chat tabs (e.g., ChatGPT, Claude, Gemini) simultaneously, enabling side-by-side comparison of responses. It simplifies multi-AI workflows by eliminating manual copying and pasting between tabs.

Target audience: AI power users, researchers, developers comparing LLM outputs

Repository: https://chromewebstore.google.com/detail/use-multiple-chat-ai-at-o/pcpciffaliaooacnhiefjiegigjidehp

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