Stdio MCP proxy: namespaces N downstream MCP servers and intercepts oversized tool results into a queryable embedded DuckDB (dataset envelopes + cross-server SQL).
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Add to claude_desktop_config.json:
{
"mcpServers": {
"mcp-loom": {
"command": "npx",
"args": [
"-y",
"buttonmonkey/mcp-loom"
]
}
}
}
Run in terminal:
claude mcp add mcp-loom npx -y buttonmonkey/mcp-loom
Add to .cursor/mcp.json:
{
"mcpServers": {
"mcp-loom": {
"command": "npx",
"args": [
"-y",
"buttonmonkey/mcp-loom"
]
}
}
}
README Excerpt
``` ███╗ ███╗ ██████╗██████╗ ██╗ ██████╗ ██████╗ ███╗ ███╗ ████╗ ████║██╔════╝██╔══██╗ ██║ ██╔═══██╗██╔═══██╗████╗ ████║ ██╔████╔██║██║ ██████╔╝█████╗██║ ██║ ██║██║ ██║██╔████╔██║ ██║╚██╔╝██║██║ ██╔═══╝ ╚════╝██║ ██║ ██║██║ ██║██║╚██╔╝██║ ██║ ╚═╝ ██║╚██████╗██║ ███████╗╚██████╔╝╚██████╔╝██║ ╚═╝ ██║
Tools (8)
duckdbMemoryLimitexportDirloom_exportloom_materializememoryBudgetBytesqueryTimeoutMsserverstokenThreshold
Topics
anthropicclaudeclaude-codecontext-managementcursorduckdbllmmcpmodel-context-protocolproxytypescript