VS Code Rex Software MCP by usefulapi rex_describe_search_fields
How to: VS Code Rex Software MCP by usefulapi rex_describe_search_fields
Add Rex Software MCP by usefulapi to VS Code
-
01
Open .vscode/mcp.json and merge this in. Keep any servers already there.
{
"servers": {
"rex-software": {
"type": "http",
"url": "https://rex-software.usefulapi.io/mcp"
}
}
}-
02
Save the file and restart VS Code.
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03
Ask for something rex_describe_search_fields does. VS Code lists the server's tools on connect and calls rex_describe_search_fields itself — you do not invoke it by name.
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04
If nothing happens, check the server is running and that Rex Software MCP by usefulapi's identifier in your config matches the one above exactly.
Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs
Same tool, other clients
This list was read from the server itself, by connecting to it and calling tools/list on 11 November 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.