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Exec Sandbox

io.github.inhuman/mcp-exec · version 0.5.4

Community listing. Not installed or verified by cosmic-mcp. Read the source and its permissions before you run it.

Single exec tool running caller Python in a network-isolated locked-down sandbox.

https://github.com/inhuman/mcp-exec

Quick facts

  • Listing: Community
  • Published Jul 20, 09:45 UTC
  • Transport: stdio
  • Package: oci docker.io/idconstruct/mcp-exec:v0.5.4
  • Listed by cosmic-mcp: Nov 8, 19:00 UTC
  • Repository: https://github.com/inhuman/mcp-exec
  • Needs settings: MCP_EXEC_TRANSPORT MCP_EXEC_DEFAULT_TIMEOUT_S MCP_EXEC_MAX_TIMEOUT_S MCP_EXEC_MAX_OUTPUT_BYTES MCP_EXEC_MAX_STDIN_BYTES MCP_EXEC_AUTH_TOKEN

Code execution and sandboxes

Setup snippets

Generated from the registry entry. cosmic-mcp has not run or reviewed this server; values in angle brackets are yours to fill in.

Run it locally (oci)

docker run -i --rm -e 'MCP_EXEC_AUTH_TOKEN' -e 'MCP_EXEC_DEFAULT_TIMEOUT_S' -e 'MCP_EXEC_MAX_OUTPUT_BYTES' -e 'MCP_EXEC_MAX_STDIN_BYTES' -e 'MCP_EXEC_MAX_TIMEOUT_S' -e 'MCP_EXEC_TRANSPORT' 'docker.io/idconstruct/mcp-exec:v0.5.4'

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "mcp-exec": {
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "MCP_EXEC_AUTH_TOKEN",
        "-e",
        "MCP_EXEC_DEFAULT_TIMEOUT_S",
        "-e",
        "MCP_EXEC_MAX_OUTPUT_BYTES",
        "-e",
        "MCP_EXEC_MAX_STDIN_BYTES",
        "-e",
        "MCP_EXEC_MAX_TIMEOUT_S",
        "-e",
        "MCP_EXEC_TRANSPORT",
        "docker.io/idconstruct/mcp-exec:v0.5.4"
      ],
      "command": "docker",
      "env": {
        "MCP_EXEC_AUTH_TOKEN": "<your mcp exec auth token>",
        "MCP_EXEC_DEFAULT_TIMEOUT_S": "<your mcp exec default timeout s>",
        "MCP_EXEC_MAX_OUTPUT_BYTES": "<your mcp exec max output bytes>",
        "MCP_EXEC_MAX_STDIN_BYTES": "<your mcp exec max stdin bytes>",
        "MCP_EXEC_MAX_TIMEOUT_S": "<your mcp exec max timeout s>",
        "MCP_EXEC_TRANSPORT": "<your mcp exec transport>"
      }
    }
  }
}

Claude Code

claude mcp add 'mcp-exec' -- docker run -i --rm -e 'MCP_EXEC_AUTH_TOKEN' -e 'MCP_EXEC_DEFAULT_TIMEOUT_S' -e 'MCP_EXEC_MAX_OUTPUT_BYTES' -e 'MCP_EXEC_MAX_STDIN_BYTES' -e 'MCP_EXEC_MAX_TIMEOUT_S' -e 'MCP_EXEC_TRANSPORT' 'docker.io/idconstruct/mcp-exec:v0.5.4'

Cursor (.cursor/mcp.json)

{
  "mcpServers": {
    "mcp-exec": {
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "MCP_EXEC_AUTH_TOKEN",
        "-e",
        "MCP_EXEC_DEFAULT_TIMEOUT_S",
        "-e",
        "MCP_EXEC_MAX_OUTPUT_BYTES",
        "-e",
        "MCP_EXEC_MAX_STDIN_BYTES",
        "-e",
        "MCP_EXEC_MAX_TIMEOUT_S",
        "-e",
        "MCP_EXEC_TRANSPORT",
        "docker.io/idconstruct/mcp-exec:v0.5.4"
      ],
      "command": "docker",
      "env": {
        "MCP_EXEC_AUTH_TOKEN": "<your mcp exec auth token>",
        "MCP_EXEC_DEFAULT_TIMEOUT_S": "<your mcp exec default timeout s>",
        "MCP_EXEC_MAX_OUTPUT_BYTES": "<your mcp exec max output bytes>",
        "MCP_EXEC_MAX_STDIN_BYTES": "<your mcp exec max stdin bytes>",
        "MCP_EXEC_MAX_TIMEOUT_S": "<your mcp exec max timeout s>",
        "MCP_EXEC_TRANSPORT": "<your mcp exec transport>"
      }
    }
  }
}

VS Code (.vscode/mcp.json)

{
  "servers": {
    "mcp-exec": {
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "MCP_EXEC_AUTH_TOKEN",
        "-e",
        "MCP_EXEC_DEFAULT_TIMEOUT_S",
        "-e",
        "MCP_EXEC_MAX_OUTPUT_BYTES",
        "-e",
        "MCP_EXEC_MAX_STDIN_BYTES",
        "-e",
        "MCP_EXEC_MAX_TIMEOUT_S",
        "-e",
        "MCP_EXEC_TRANSPORT",
        "docker.io/idconstruct/mcp-exec:v0.5.4"
      ],
      "command": "docker",
      "env": {
        "MCP_EXEC_AUTH_TOKEN": "<your mcp exec auth token>",
        "MCP_EXEC_DEFAULT_TIMEOUT_S": "<your mcp exec default timeout s>",
        "MCP_EXEC_MAX_OUTPUT_BYTES": "<your mcp exec max output bytes>",
        "MCP_EXEC_MAX_STDIN_BYTES": "<your mcp exec max stdin bytes>",
        "MCP_EXEC_MAX_TIMEOUT_S": "<your mcp exec max timeout s>",
        "MCP_EXEC_TRANSPORT": "<your mcp exec transport>"
      },
      "type": "stdio"
    }
  }
}

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