Critical Risk →

remember

Save data the agent will need to reuse later — across this conversation or across sessions. Use when you discover something worth carrying forward (a resolved ticker, a target address, a user preference, a research subject) so you don't have to look it up again. Stored as a key-value pair scoped ...

Part of the Facebook_ads server.

remember can permanently delete data in Facebook_ads, with no limits today. PolicyLayer puts allow, deny, and rate-limit rules on every call. Live in minutes.

SECURE FACEBOOK_ADS →

Free to start. No card required.

AI agents may call remember to permanently remove or destroy resources in Facebook_ads. Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. PolicyLayer blocks destructive tools by default and requires explicit human approval before enabling them.

Without a policy, an AI agent could call remember in a loop, permanently destroying resources in Facebook_ads. There is no undo for destructive operations. PolicyLayer blocks this tool by default and only allows it when a human explicitly approves the action.

Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.

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

See the full Facebook_ads policy for all 25 tools.

Get this rule live on your own Facebook_ads server in minutes. PolicyLayer enforces it on every call, before it runs.

ENFORCE ON MY FACEBOOK_ADS →

View all 25 tools →

These attack patterns abuse exactly the kind of access remember gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so remember only ever does what you allow.

SECURE FACEBOOK_ADS →

Other destructive tools across the catalogue. The same approach applies to each: deny by default, or require human approval.

What does the remember tool do? +

Save data the agent will need to reuse later — across this conversation or across sessions. Use when you discover something worth carrying forward (a resolved ticker, a target address, a user preference, a research subject) so you don't have to look it up again. Stored as a key-value pair scoped by your identifier. Authenticated users get persistent memory; anonymous sessions retain memory for 24 hours. Pair with recall to retrieve later, forget to delete.. It is categorised as a Destructive tool in the Facebook_ads 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 remember? +

Register the Facebook_ads MCP server in PolicyLayer and add a rule for remember: 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 Facebook_ads. Nothing to install.

What risk level is remember? +

remember 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 remember? +

Yes. Add a rate_limit block to the remember 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 remember completely? +

Set action: deny in the PolicyLayer policy for remember. 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 remember? +

remember is provided by the Facebook_ads MCP server (https://gateway.pipeworx.io/facebook_ads/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Facebook_ads tool call.

Deterministic rules across all 25 Facebook_ads tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

4,600+ MCP servers and 31,000+ tools scanned and risk-classified.

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