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Get Serato tracks by id

get_tracks
Read-onlyIdempotent

Fetch track details by IDs from a Serato DJ library, returning found tracks in requested order and listing unknown IDs as missing.

Instructions

Fetch tracks by the ids search_tracks returned. Unknown ids come back in missing rather than being dropped silently, and found is in the order the ids were given. Default fields: id, artist, title, bpm, key, key_source, genre, rating, length. Paths are redacted to ~.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
idsYes
fieldsNo

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
foundYes
missingYes
warningsNo
generationYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.1.1

TDQS

A4.7/5.0
Behavior5/5

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

Annotations already cover readonly, idempotent, and non-destructive behavior. The description adds significant extra context: unknown ids are returned in 'missing' rather than silently dropped, 'found' preserves input order, default fields are listed, and paths are redacted. These details go well beyond annotations and help an agent anticipate responses.

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

Conciseness5/5

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

Three concise sentences, each adding distinct value: the action, the error-handling/ordering details, and the default-field/redaction note. The main action is front-loaded, with no wasted words.

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

Completeness5/5

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

The output schema covers return structure; the description fills in everything an agent needs: error handling (missing), ordering, default fields, and redaction. Given the tool's simplicity (fetch by ids) and annotations, nothing is missing for a correct call.

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

Parameters4/5

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

With 0% schema coverage, the description compensates by explaining that ids come from search_tracks and listing default fields, which implies the 'fields' parameter overrides defaults. It doesn't explicitly name the parameters but provides enough semantic intent for both ids and fields.

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

Purpose5/5

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

The description states a specific action ('Fetch tracks') and resource ('tracks'), and specifies the source of ids ('search_tracks returned'). This distinguishes it clearly from siblings like search_tracks (which searches) and get_crate_tracks (which targets a crate). The purpose is unambiguous.

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

Usage Guidelines4/5

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

It indicates this is the follow-up to search_tracks by saying 'ids search_tracks returned', but does not explicitly name alternatives or state when not to use this tool. The context is clear, though it could be more explicit about differentiating from search-driven workflows.

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