This record as markdown: /tools/io-balldontlie-mcp/mma-get-league-by-id.md
What mma_get_league_by_id does on Mcp
AI agents call mma_get_league_by_id to retrieve information from Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why mma_get_league_by_id is rated Low
This tool retrieves league information from the sports API database without modifying, deleting, or executing any operations. It has no blast radius if misused—an AI agent can only fetch information already available in the database.
From the tool's definition Tool name 'mma_get_league_by_id' and description 'Get a specific MMA league by ID' indicate a retrieval operation. The verb 'Get' and the context of querying sports data confirm this is a read-only query with no side effects.
Attacks that exploit this kind of access
The rule that runs mma_get_league_by_id safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For mma_get_league_by_id, this is the rule to start with:
mma_get_league_by_id is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp, apply this rule, and every mma_get_league_by_id call is checked against it from then on.
Questions about mma_get_league_by_id
Get a specific MMA league by ID. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.
Register the MCP server in PolicyLayer and add a rule for mma_get_league_by_id: 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 Mcp. Nothing to install.
mma_get_league_by_id 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 mma_get_league_by_id 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 mma_get_league_by_id. 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.
mma_get_league_by_id is provided by the MCP server (https://mcp.balldontlie.io/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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