Let OpenAI Codex control NI Multisim through a local MCP server for component placement, wiring, screenshots, and saving designs.
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Add to claude_desktop_config.json:
{
"mcpServers": {
"codex-multisim-mcp": {
"command": "npx",
"args": [
"-y",
"fenxin-fx/codex-multisim-mcp"
]
}
}
}
Run in terminal:
claude mcp add codex-multisim-mcp npx -y fenxin-fx/codex-multisim-mcp
Add to .cursor/mcp.json:
{
"mcpServers": {
"codex-multisim-mcp": {
"command": "npx",
"args": [
"-y",
"fenxin-fx/codex-multisim-mcp"
]
}
}
}