ContextSwitch Extension Enables Seamless Chat Migration Across LLMs

UnemployedTechie2021 · reddit · 2026-08-29

A developer released the browser extension ContextSwitch to address the pain point of migrating conversations across different LLM platforms (like Claude, ChatGPT, and Gemini). The plugin can export current chat history to a .chatbridge format and paste it into another LLM with one click to continue the conversation, supporting saves for later reference. It also offers a quick-copy feature for the last 10 or 20 messages, avoiding manual text selection, which is especially useful for free-tier users switching between models.

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