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qlib-sync: China A-share data

io.github.randyy179/qlib-sync ยท v0.2.0

Install, update, and read a local Qlib China A-share daily dataset, with checksums and rollback.

Connect Runs on your machine

Terminal
claude mcp add qlib-sync -e QLIB_SYNC_DATA_DIR=<QLIB_SYNC_DATA_DIR> -e QLIB_SYNC_MIRROR=<QLIB_SYNC_MIRROR> -- uvx qlib-sync==0.2.0
claude_desktop_config.json
{
  "mcpServers": {
    "qlib-sync": {
      "command": "uvx",
      "args": [
        "qlib-sync==0.2.0"
      ],
      "env": {
        "QLIB_SYNC_DATA_DIR": "<QLIB_SYNC_DATA_DIR>",
        "QLIB_SYNC_MIRROR": "<QLIB_SYNC_MIRROR>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "qlib-sync": {
      "command": "uvx",
      "args": [
        "qlib-sync==0.2.0"
      ],
      "env": {
        "QLIB_SYNC_DATA_DIR": "<QLIB_SYNC_DATA_DIR>",
        "QLIB_SYNC_MIRROR": "<QLIB_SYNC_MIRROR>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "qlib-sync": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "qlib-sync==0.2.0"
      ],
      "env": {
        "QLIB_SYNC_DATA_DIR": "<QLIB_SYNC_DATA_DIR>",
        "QLIB_SYNC_MIRROR": "<QLIB_SYNC_MIRROR>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
QLIB_SYNC_DATA_DIR
Optional
Dataset folder; defaults to ~/.qlib/qlib_data/cn_data
QLIB_SYNC_MIRROR
Optional
Optional prefix-style GitHub proxy for slow connections, e.g. https://ghfast.top

Details

Package[email protected] (PYPI, stdio)
First published13 Nov 2026
Last updated13 Nov 2026
Registry nameio.github.randyy179/qlib-sync

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