Create an R-based MCP server entry

Builds an mcp_servers list entry that launches an R subprocess running mcptools::mcp_server() over stdio.

Usage

r_mcp_server(
  tools_script = NULL,
  session_tools = FALSE,
  rscript = file.path(R.home("bin"), if (.Platform$OS.type == "windows") "Rscript.exe"
    else "Rscript")
)

Arguments

tools_script

Character(1) or NULL. Path to an .R script that yields a list() of ellmer::tool() objects.

session_tools

Logical. Whether to expose built-in mcptools session management tools. Default FALSE.

rscript

Character(1). Path to the Rscript binary.

Value

A named list with type, command, and args.