Show HN: Panelize – Ask ChatGPT, Claude, Gemini and DeepSeek Side by Side

Category: devtools

Tags: chrome-extension, ai-comparison, multi-model, privacy

Score: 6.0/10 (Innovation: 4, Technical: 6, Documentation: 8, Utility: 6)

Panelize is a Chrome extension that lets you ask ChatGPT, Claude, Gemini, and other AI providers the same prompt simultaneously and compare responses side by side. It leverages existing browser sessions instead of API keys, offering a zero-setup, privacy-first multi-AI comparison tool.

Target audience: AI enthusiasts, developers, researchers, and anyone who uses multiple AI assistants

Repository: https://github.com/Manho/Panelize · JavaScript · MIT · 46 stars

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