MCP Server

RASON MCP Server

Name: RASON MCP Server
Author: io.github.FrontlineSystems

io.github.FrontlineSystems/rason-mcp-server

Registry

What is the RASON MCP server?

Build, solve, and analyze RASON optimization, simulation, data science, and decision models

How to install RASON

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

RASON_BEARER_TOKEN
required
secret
RASON API bearer token. Required for model management, solving, and diagnostics. Obtain at https://rason.com/.
RASON_SERVER_URL
Base URL of the RASON REST API. /api is appended automatically.
RASON_RESULT_ARRAY_LIMIT
Maximum array/dataFrame rows before solver results are summarized.
RASON_RESULT_SIZE_LIMIT
Maximum solve-result size (in characters) before truncation.
RASON_REQUEST_TIMEOUT
HTTP request timeout in milliseconds.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "rason-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@frontlinesystems/rason-mcp-server"
      ],
      "env": {
        "RASON_BEARER_TOKEN": "<YOUR_RASON_BEARER_TOKEN>",
        "RASON_SERVER_URL": "<YOUR_RASON_SERVER_URL>",
        "RASON_RESULT_ARRAY_LIMIT": "<YOUR_RASON_RESULT_ARRAY_LIMIT>",
        "RASON_RESULT_SIZE_LIMIT": "<YOUR_RASON_RESULT_SIZE_LIMIT>",
        "RASON_REQUEST_TIMEOUT": "<YOUR_RASON_REQUEST_TIMEOUT>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "rason-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@frontlinesystems/rason-mcp-server"
      ],
      "env": {
        "RASON_BEARER_TOKEN": "<YOUR_RASON_BEARER_TOKEN>",
        "RASON_SERVER_URL": "<YOUR_RASON_SERVER_URL>",
        "RASON_RESULT_ARRAY_LIMIT": "<YOUR_RASON_RESULT_ARRAY_LIMIT>",
        "RASON_RESULT_SIZE_LIMIT": "<YOUR_RASON_RESULT_SIZE_LIMIT>",
        "RASON_REQUEST_TIMEOUT": "<YOUR_RASON_REQUEST_TIMEOUT>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "rason-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@frontlinesystems/rason-mcp-server"
      ],
      "env": {
        "RASON_BEARER_TOKEN": "<YOUR_RASON_BEARER_TOKEN>",
        "RASON_SERVER_URL": "<YOUR_RASON_SERVER_URL>",
        "RASON_RESULT_ARRAY_LIMIT": "<YOUR_RASON_RESULT_ARRAY_LIMIT>",
        "RASON_RESULT_SIZE_LIMIT": "<YOUR_RASON_RESULT_SIZE_LIMIT>",
        "RASON_REQUEST_TIMEOUT": "<YOUR_RASON_REQUEST_TIMEOUT>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "rason-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@frontlinesystems/rason-mcp-server"
      ],
      "env": {
        "RASON_BEARER_TOKEN": "<YOUR_RASON_BEARER_TOKEN>",
        "RASON_SERVER_URL": "<YOUR_RASON_SERVER_URL>",
        "RASON_RESULT_ARRAY_LIMIT": "<YOUR_RASON_RESULT_ARRAY_LIMIT>",
        "RASON_RESULT_SIZE_LIMIT": "<YOUR_RASON_RESULT_SIZE_LIMIT>",
        "RASON_REQUEST_TIMEOUT": "<YOUR_RASON_REQUEST_TIMEOUT>"
      }
    }
  }
}

Claude Code

claude mcp add rason-mcp-server --env RASON_BEARER_TOKEN=<YOUR_RASON_BEARER_TOKEN> --env RASON_SERVER_URL=<YOUR_RASON_SERVER_URL> --env RASON_RESULT_ARRAY_LIMIT=<YOUR_RASON_RESULT_ARRAY_LIMIT> --env RASON_RESULT_SIZE_LIMIT=<YOUR_RASON_RESULT_SIZE_LIMIT> --env RASON_REQUEST_TIMEOUT=<YOUR_RASON_REQUEST_TIMEOUT> -- npx -y @frontlinesystems/rason-mcp-server