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christianclaudio

io.github.christianclaudio/espn

Teams Get Athlete Overview

teams_get_athlete_overview
Read-onlyIdempotent

Fetches athlete biographical data, statistical splits, recent game logs, fantasy notes, and upcoming match info to provide a complete player overview.

Instructions

Fetch athlete biographical information, season/career statistical splits, recent individual game logs, rotowire fantasy notes, and next upcoming match.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
sportYes
leagueYes
athlete_idYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv1.2.9

TDQS

B3.2/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint=true, idempotentHint=true, openWorldHint=true, and destructiveHint=false, so safety and side-effect behavior are covered. The description adds only content scope (what data comes back), and says nothing about the likely heavy cost of aggregating five data sources, auth requirements, or latency.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness4/5

Is the description appropriately sized, front-loaded, and free of redundancy?

A single front-loaded sentence with no filler; every clause names a distinct data category. The long comma-delimited enumeration is dense but each item earns its place by telling the agent what the composite payload contains.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

The return payload is described reasonably well for a tool with no output schema. But with three required, undocumented parameters and no explicit routing away from the overlapping sibling endpoints, the definition is only partially complete for correct invocation.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

All three parameters (sport, league, athlete_id) have 0% schema description coverage, so the description must compensate and does not. It hints at the 'athlete' entity but gives no format, accepted values, or namespace guidance for sport/league/athlete_id, leaving the agent to guess at identifier syntax.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

States a specific verb ('Fetch') and enumerates the exact contents returned (bio, season/career splits, game logs, rotowire fantasy notes, next match), which is more informative than a generic 'get athlete overview'. However, it never distinguishes itself from the closely-named siblings teams_get_athlete_bio, teams_get_athlete_stats, teams_get_athlete_gamelog, and teams_get_athlete_splits, even though the content list overlaps them heavily.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no explicit when-to-use or when-not-to-use statement, and no sibling is named as an alternative despite the tool being an obvious aggregate of four sibling endpoints. The enumerated contents weakly imply 'use this for a combined view,' which is inference rather than guidance.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.