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Create an extension

An MCP tool from the PagerDuty API server, hosted on mcp.hjlabs.in.

Create an extension Create a new Extension. Extensions are representations of Extension Schema objects that are attached to Services. For more information see the API Concepts Document Scoped OAuth requires… [POST /extensions]

Name on the gateway: pagerduty_api__create_extension · may change things.

Parameters

NameTypeDescription
extension requiredobject

How to call it

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments
{
  "name": "pagerduty_api__create_extension",
  "arguments": {
    "extension": "…"
  }
}

Or connect the PagerDuty API server directly, which lists 459 tools including this one:

Run in your terminal
claude mcp add --transport http hj-pagerduty-api https://mcp.hjlabs.in/mcp/pagerduty-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Try asking

Use the create an extension tool with extension set to ….

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