Critical Risk →

delete_datasource

Deletes a datasource from a specified Storyblok space.

How to control delete_datasource ↓

What delete_datasource does on Storyblok MCP Server

AI agents call delete_datasource to permanently remove resources in Storyblok MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

Critical Risk

Why delete_datasource needs a policy

This tool permanently removes a datasource, which is data destruction. Datasources in Storyblok are often referenced by components and stories; deleting one could break dependencies and cause content integrity issues across the space. The action cannot be reversed without a backup, making it irreversible and thus Destructive rather than Execute or Write.

From the tool's definition Tool name 'delete_datasource' and description states it 'Deletes a datasource from a specified Storyblok space' — deletion is an irreversible operation that cannot be undone.

Documented attack patterns abuse exactly the kind of access delete_datasource gives an agent:

How to control delete_datasource

PolicyLayer is an MCP gateway — it sits between your AI agents and Storyblok MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for delete_datasource:

policy.json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "delete_datasource"
  ]
}

delete_datasource disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.

  1. Create a free account and register Storyblok MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about delete_datasource

What does the delete_datasource tool do? +

Deletes a datasource from a specified Storyblok space. It is categorised as a Destructive tool in the Storyblok MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on delete_datasource? +

Register the Storyblok MCP Server MCP server in PolicyLayer and add a rule for delete_datasource: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Storyblok MCP Server. Nothing to install.

What risk level is delete_datasource? +

delete_datasource is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit delete_datasource? +

Yes. Add a rate_limit block to the delete_datasource rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block delete_datasource completely? +

Set action: deny in the PolicyLayer policy for delete_datasource. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides delete_datasource? +

delete_datasource is provided by the Storyblok MCP Server MCP server (kiran1689/storyblok-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Storyblok MCP Server tool call.

Start from Storyblok MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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159 Storyblok MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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