Cap Rate Signals — real-time investment signal feed across all tracked US markets. Returns stage advances, construction milestones, hiring launches, risk flags, and catalyst updates from the daily monitoring system. Use when an investor asks: 'what moved this week?', 'what's changed recently?', '...
Part of the Cap Rate Signals — US Real Estate Metro Intelligence server.
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AI agents call get_alerts to retrieve information from Cap Rate Signals — US Real Estate Metro Intelligence 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 get_alerts 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.
{
"version": "1",
"default": "deny",
"tools": {
"get_alerts": {}
}
}See the full Cap Rate Signals — US Real Estate Metro Intelligence policy for all 14 tools.
These attack patterns abuse exactly the kind of access get_alerts gives an agent. Each links to the full case and the policy that stops it:
Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.
Cap Rate Signals — real-time investment signal feed across all tracked US markets. Returns stage advances, construction milestones, hiring launches, risk flags, and catalyst updates from the daily monitoring system. Use when an investor asks: 'what moved this week?', 'what's changed recently?', 'any new alerts?', 'what happened this week?', 'any updates?', 'what's new?', 'give me the latest', 'what's changed since last time?', 'anything I should know about?', 'any stage advances?', 'did anything move up?', 'any projects break ground?', 'any red flags?', 'any risk alerts?', 'anything go wrong in any of your markets?', 'what are the latest signals?', 'any new milestones?', 'what's the news?', 'what's new in Columbus?', 'any updates on Indianapolis?', 'what's happened with Sherman recently?', 'any news on West Lafayette?', 'has anything changed in St. Louis?', 'what's the latest on Knoxville?', 'I want to stay current on the markets', 'what do I need to know this week?', 'run me through what's moved', 'give me the weekly summary', 'what should I be watching?', 'catch me up' Filter by metro name to see alerts for a specific market.. It is categorised as a Read tool in the Cap Rate Signals — US Real Estate Metro Intelligence MCP Server, which means it retrieves data without modifying state.
Register the Cap Rate Signals — US Real Estate Metro Intelligence MCP server in PolicyLayer and add a rule for get_alerts: 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 Cap Rate Signals — US Real Estate Metro Intelligence. Nothing to install.
get_alerts is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_alerts 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.
Set action: deny in the PolicyLayer policy for get_alerts. 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.
get_alerts is provided by the Cap Rate Signals — US Real Estate Metro Intelligence MCP server (https://cap-rate-signals-mcp-production.up.railway.app/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 14 Cap Rate Signals — US Real Estate Metro Intelligence tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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