queryshield
MCP server by github.com/bch1212/queryshield
Secure SQL proxy for AI agents — NL→SQL, AST safety, per-agent RLS, audit log.
About queryshield
queryshield is an MCP (Model Context Protocol) server published by bch1212 in the official MCP registry, listed under Databases on Loomal. Secure SQL proxy for AI agents — NL→SQL, AST safety, per-agent RLS, audit log.
It ships as a Python package on PyPI (queryshield-mcp), so any MCP client that can launch a local process can run it.
Development happens in the open at github.com/bch1212/queryshield, where the project has earned 1 GitHub stars.
Use queryshield with your agent
claude mcp add queryshield -- uvx queryshield-mcp{
"mcpServers": {
"queryshield": {
"command": "uvx",
"args": [
"queryshield-mcp"
]
}
}
}queryshield-mcpFrequently asked questions
- What is queryshield?
- queryshield is an MCP (Model Context Protocol) server by bch1212 in the Databases category. Secure SQL proxy for AI agents — NL→SQL, AST safety, per-agent RLS, audit log.
- How do I connect queryshield to Claude, Cursor, or another MCP client?
- Install queryshield from its pypi package (queryshield-mcp) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.
- Is queryshield open source?
- Yes — the source code is public at github.com/bch1212/queryshield, with 1 GitHub stars.
- Can AI agents pay to use queryshield?
- Not yet through Loomal — queryshield is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.
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Listing data from the official MCP registry and GitHub, refreshed periodically. Not affiliated with the maintainer unless claimed. Maintain queryshield? Claim this listing free by verifying GitHub ownership, or contact us.