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Update a User Agent Blocking rule

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

Update a User Agent Blocking rule Updates an existing User Agent Blocking rule. [PUT /zones/{zone_id}/firewall/ua_rules/{ua_rule_id}]

Name on the gateway: cloudflare_api__user_agent_blocking_rules_update_a_user_agent_blocking_rule · may change things.

Parameters

NameTypeDescription
zone_id requiredstringzone_id parameter
ua_rule_id requiredstringua_rule_id parameter
configuration requiredobjectThe rule configuration.
descriptionstringAn informative summary of the rule. This value…
id requiredstringThe unique identifier of the resource.
mode requiredblock | challenge | whitelist | js_challenge | managed_challengeThe action to apply to a matched request.
pausedbooleanWhen true, indicates that the rule is currently…

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__user_agent_blocking_rules_update_a_user_agent_blocking_rule",
  "arguments": {
    "zone_id": "…",
    "ua_rule_id": "…",
    "configuration": "…",
    "id": "…",
    "mode": "…"
  }
}

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 update a user agent blocking rule tool with zone_id set to ….

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