oriliz/dsh-mcp-apps-host

README 摘要

DSH MCP Apps Host MCP Apps Host plugin for DeepSeek Harness. Connects to an MCP server that declares the io.modelcontextprotocol/ui extension, preserves meta.ui in tool results, renders interactive HTML cards in sandboxed iframes, and bridges postMessage between cards and the MCP server. Features - Tool discovery with meta preservation — MCP tools registered with full meta.ui payloads intact - Interactive HTML cards — sandboxed iframe rendering with per-card CSP - postMessage bridge — ui/initialize , tools/call , resources/read , ui/update-model-context , ui/message - Session ID injection — automatically injects session id into card-initiated tools/call - Invisible context injection — ui/update-model-context context injected as a plugin-sourced message via agent.inject() , classified as a collapsed context row (not a visible user message bubble) - HTTP bridge endpoint — /mcp-apps/ /bridge for secure iframe-to-MCP-server proxying - stdio + streamable-http — supports both MCP transport types Install From source (monorepo) Usage 1. Configure in DSH profile Add to your cordis.patch.yml : 2. Start DSH 3. Verify Ask the agent to search for a product. The MCP tool result renders as an int…

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