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Create a content security rule

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

Create a content security rule Creates a rule that applies a client-side security action when its filter expression matches. [POST /zones/{zone_id}/page_shield/policies]

Name on the gateway: cloudflare_api__page_shield_create_policy · may change things.

Parameters

NameTypeDescription
zone_id requiredstringzone_id parameter
action requiredallow | log | add_reporting_directivesThe action to take if the expression matches
description requiredstringA description for the policy
enabled requiredbooleanWhether the policy is enabled
expression requiredstringThe expression which must match for the policy…
value requiredstringThe policy which will be applied

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": "cloudflare_api__page_shield_create_policy",
  "arguments": {
    "zone_id": "…",
    "action": "…",
    "description": "…",
    "enabled": true,
    "expression": "…",
    "value": "…"
  }
}

Or connect the Cloudflare API server directly, which lists 3,127 tools including this one:

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

Try asking

Use the create a content security rule tool with zone_id set to ….

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