AI agents call get_mlb_schedule to retrieve information from Baseball without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves MLB schedule data from the MLB Stats API with no indication of modification, deletion, or execution capabilities. It is a straightforward data lookup operation with no side effects or destructive potential. Low severity due to limited impact of schedule information exposure.
From the tool's definition Server description states 'game schedules' as accessible data; tool name 'get_mlb_schedule' indicates schedule retrieval.
Documented attack patterns abuse exactly the kind of access get_mlb_schedule gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Baseball, and nothing reaches the server without passing your rules. This is the rule we recommend for get_mlb_schedule:
{
"version": "1",
"default": "deny",
"tools": {
"get_mlb_schedule": {}
}
}get_mlb_schedule is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_mlb_schedule. It is categorised as a Read tool in the Baseball MCP Server, which means it retrieves data without modifying state.
Register the Baseball MCP server in PolicyLayer and add a rule for get_mlb_schedule: 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 Baseball. Nothing to install.
get_mlb_schedule 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_mlb_schedule 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_mlb_schedule. 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_mlb_schedule is provided by the Baseball MCP server (mpizza/mcp_mlb_statsapi). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Baseball, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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3 Baseball tools catalogued and risk-classified — across an index of 43,000+ MCP servers.