Low Risk

decisions

Unified tool for all decision operations: capture, search, timeline, and recent decisions. Use action parameter to specify operation.

Part of the Vasperamemory server.

decisions is read-only, but an agent in a loop can still rack up calls and cost. PolicyLayer caps every call before it runs. Live in minutes.

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AI agents call decisions to retrieve information from Vasperamemory without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.

Even though decisions only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.

Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "decisions": {}
  }
}

See the full Vasperamemory policy for all 48 tools.

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

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These attack patterns abuse exactly the kind of access decisions 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 decisions only ever does what you allow.

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Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.

What does the decisions tool do? +

Unified tool for all decision operations: capture, search, timeline, and recent decisions. Use action parameter to specify operation.. It is categorised as a Read tool in the Vasperamemory MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on decisions? +

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

What risk level is decisions? +

decisions is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit decisions? +

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

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

decisions is provided by the Vasperamemory MCP server (vasperamemory). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Vasperamemory tool call.

Deterministic rules across all 48 Vasperamemory 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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