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Update Custom Field Values

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

Update Custom Field Values Set custom field values for an incident. Scoped OAuth requires: incidents.write [PUT /incidents/{id}/custom_fields/values]

Name on the gateway: pagerduty_api__set_incident_field_values · may change things.

Parameters

Name	Type	Description
`id` required	`string`	The ID of the resource.
`custom_fields` required	`array`	Array of Custom Field Values

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__set_incident_field_values",
  "arguments": {
    "id": "…",
    "custom_fields": []
  }
}

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"

Use the update custom field values tool with id set to ….