WebMCP Extended Cross-Page Collaboration Capabilities
The browser extension provided by WebMCP is the core feature that differentiates it from other solutions. The extension acts as a system hub with the ability to automatically discover and aggregate MCP tools registered in multiple web pages.
For the technical implementation, the extension continuously scans all open tabs and establishes a communication channel with the WebMCP instances in each page through content scripts. When new tool registrations are detected, the extension uniformly maintains the tool catalog to provide a cross-page operation portal for the AI assistant.
- Tool discovery mechanism: automatically scan all WebMCP-enabled pages
- Unified access portal: centralized display of tools available on different pages
- Context Hold: maintains session state for cross-page operations
Typical application scenarios include managing data kanban for multiple SaaS platforms at the same time, or coordinating product information from different merchants in an e-commerce price comparison scenario. This design dramatically reduces the technical threshold for developing cross-page workflows.
This answer comes from the articleWebMCP: open source tool to run MCP servers in web pagesThe
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