Kshitij Bhatnagar
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ContextBridge

Shared memory between AI chats

Live, 2026, Tools & Automation

Built by Kshitij Bhatnagar

ContextBridge by Kshitij Bhatnagar

Paste a ChatGPT share link and get a clean, portable page plus exports, or let your agents pull it through an MCP server, so conversation context moves between ChatGPT, Claude, Gemini and coding agents.

The spark

A work network blocked a ChatGPT share link I needed, and more generally my context was trapped inside one assistant. I could not cleanly carry a conversation into Claude or an agent.

What was built

I built a bridge that turns any ChatGPT share into a clean page plus Markdown, JSON and 'copy-for-agent' exports, then shipped an MCP server so Claude, Cursor and other agents can bridge links and search bridged chats by meaning with an in-process embedding model and no API key. It now lives on contextbridge.in behind Cloudflare.

Architecture

  • The share link is the source, storage is optional
  • Translate-proxy fallback for blocked networks
  • MCP server with 5 tools for any MCP host

Highlights

  • ChatGPT share → clean page
  • Markdown / JSON / agent exports
  • MCP server for Claude, Cursor and more
  • Semantic search, no API key

Built with

  • Next.js
  • TypeScript
  • markdown-it
  • MCP SDK
  • transformers.js

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