> you can actually invoke an MCP App by name in both Codex and Claude using the @ handle Even when it is disabled? The point is to have the skill or mcp app to

> you can actually invoke an MCP App by name in both Codex and Claude using the @ handle Even when it is disabled? The point is to have the skill or mcp app to not use ANY tokens until I call it by name. I can do that with a skill. Can I do that with an mcp app?