sleeper_get_league_users

Get all users (managers) in a league with display names and team names.

SERVERSports Hub SOURCEmcp-sports-hub

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade B, identity unverified Pull the record →

This record as markdown: /tools/io-github-lacausecrypto-sports-hub/sleeper-get-league-users.md

WHAT IT DOES

What sleeper_get_league_users does on Sports Hub

AI agents call sleeper_get_league_users to retrieve information from Sports Hub without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why sleeper_get_league_users is rated Low

This tool queries and returns league user data (display names, team names) without creating, modifying, deleting, or executing any operations. It is a straightforward read operation accessing public or user-accessible league information. The blast radius of misuse is minimal—an attacker gains visibility into league membership but cannot alter game state, finances, or trigger external actions.

From the tool's definition Tool description states 'Get all users (managers) in a league' — a retrieval operation with no modification, deletion, or side effects.

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs sleeper_get_league_users safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Sports Hub, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For sleeper_get_league_users, this is the rule to start with:

sleeper_get_league_users Allowed

sleeper_get_league_users is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "sleeper_get_league_users": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Sports Hub, apply this rule, and every sleeper_get_league_users call is checked against it from then on.

FAQ

Questions about sleeper_get_league_users

What does the sleeper_get_league_users tool do? +

Get all users (managers) in a league with display names and team names. It is categorised as a Read tool in the Sports Hub MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on sleeper_get_league_users? +

Register the Sports Hub MCP server in PolicyLayer and add a rule for sleeper_get_league_users: 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 Sports Hub. Nothing to install.

What risk level is sleeper_get_league_users? +

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

Can I rate-limit sleeper_get_league_users? +

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

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

sleeper_get_league_users is provided by the Sports Hub MCP server (mcp-sports-hub). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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