# sleeper_get_league_users Get all users (managers) in a league with display names and team names. Agent View of the PolicyLayer registry record for `sleeper_get_league_users`. HTML page: https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/sleeper-get-league-users ## Facts - Tool: `sleeper_get_league_users` - Server: Sports Hub (`mcp-sports-hub`) — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub.md - Install: `npx -y mcp-sports-hub` - Homepage: https://github.com/lacausecrypto/mcp-sports-hub - Risk category: Read (Low risk) - Registry record: grade B, identity unverified - Server rate-limited: no - Parameters: 0 - Recommended policy verdict: Allowed ## Example call (MCP tools/call, JSON-RPC 2.0) ```json { "jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": { "name": "sleeper_get_league_users", "arguments": {} } } ``` ## 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 own definition: "Tool description states 'Get all users (managers) in a league' — a retrieval operation with no modification, deletion, or side effects." Risk signals: Bulk/mass operation — affects multiple targets ## Use case 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. ## Recommended policy (PolicyLayer) Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Sports Hub: ```json { "version": "1", "default": "deny", "tools": { "sleeper_get_league_users": {} } } ``` ## Other tools on Sports Hub (395) - `apifootball_get_countries` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-countries.md - `apifootball_get_fixture_events` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-fixture-events.md - `apifootball_get_fixture_lineups` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-fixture-lineups.md - `apifootball_get_fixture_statistics` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-fixture-statistics.md - `apifootball_get_fixtures` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-fixtures.md - `apifootball_get_injuries` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-injuries.md - `apifootball_get_leagues` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-leagues.md - `apifootball_get_odds` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-odds.md - `apifootball_get_players` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-players.md - `apifootball_get_predictions` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-predictions.md - `apifootball_get_standings` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-standings.md - `apifootball_get_status` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-status.md - `apifootball_get_teams` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-teams.md - `apifootball_get_top_scorers` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-top-scorers.md - `apifootball_get_transfers` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apifootball-get-transfers.md - `apisports_get_fixtures` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-fixtures.md - `apisports_get_head2head` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-head2head.md - `apisports_get_leagues` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-leagues.md - `apisports_get_live_scores` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-live-scores.md - `apisports_get_odds` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-odds.md - `apisports_get_players` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-players.md - `apisports_get_standings` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-standings.md - `apisports_get_status` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-status.md - `apisports_get_team_statistics` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-team-statistics.md - `apisports_get_teams` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apisports-get-teams.md - `apitennis_get_categories` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apitennis-get-categories.md - `apitennis_get_countries` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apitennis-get-countries.md - `apitennis_get_fixtures` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apitennis-get-fixtures.md - `apitennis_get_head2head` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apitennis-get-head2head.md - `apitennis_get_leagues` — Read — https://policylayer.com/tools/io-github-lacausecrypto-sports-hub/apitennis-get-leagues.md - …and 365 more: https://policylayer.com/tools/io-github-lacausecrypto-sports-hub.md ## For agents This record is a snapshot. Live verdicts and the full registry: - Check every server in your MCP config at once: `npx -y policylayer stack` - Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md) - Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events` --- Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-lacausecrypto-sports-hub · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-lacausecrypto-sports-hub