uxc

name	uxc
description	Use this skill when the user wants to call APIs across different protocols (OpenAPI, GraphQL, gRPC, MCP), discover API operations, or unify API tooling.

uxc Plugin

One CLI for tools across protocols — OpenAPI, MCP, GraphQL, gRPC, JSON-RPC.

Commands

Discover

• uxc host discover — Discover operations on a host

Invoke

• uxc invoke — Call an API operation

Usage Examples

• "Discover what a host exposes"
• "Call a GraphQL API"
• "Invoke an OpenAPI operation"

Installation

brew install holon-run/tap/uxc

Or:

curl -fsSL https://raw.githubusercontent.com/holon-run/uxc/main/scripts/install.sh | bash

Examples

# Discover OpenAPI
uxc petstore3.swagger.io/api/v3 -h
uxc petstore3.swagger.io/api/v3 get:/pet/{petId} -h

# Call operation
uxc petstore3.swagger.io/api/v3 get:/pet/{petId} petId=1

# GraphQL
uxc countries.trevorblades.com -h
uxc countries.trevorblades.com query/country code=US

# MCP
uxc mcp.deepwiki.com/mcp -h

Key Features

• Help-first discovery
• Key/value or JSON arguments
• JSON-first output
• Reusable auth credentials
• MCP-first config import
• Daemon-backed session reuse