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tresor4k

macalc

calculate_time_signature_beats

Calculate total beats and duration of a musical passage based on tempo, number of bars, and time signature.

Instructions

Calculate total beats and duration for a musical passage in bars. Returns: {time_signature}. See list_bundles for related 'musique' calculators.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
bpmYesTempo in beats per minute
barsYesNumber of bars
beats_per_barNoNumber of beats per bar (numerator of time signature)
beat_valueNoNote value of one beat (denominator of time signature, e.g. 4 for quarter note)

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultNoComputed result. Object whose fields depend on the tool (e.g. {tax, marginal_rate, brackets} for tax tools, {volume_l, gallons} for volume tools).
formulaNoHuman-readable formula or method used (e.g. "I=P·r·t", "Magnus formula").
sourceNoAuthoritative source for the rule or formula (e.g. "Article 197 CGI", "NF DTU 21").
reference_urlNoLink to a calcul2 page documenting the calculation in detail.
Behavior2/5

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

No annotations are provided, so the description should disclose behavioral traits. It only mentions calculating and returning time signature, omitting details like read-only nature, side effects, or limits. The placeholder return value adds ambiguity.

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?

The description consists of two concise sentences: the first stating the primary function, the second directing to related tools. It is front-loaded and contains no extraneous information.

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

Completeness2/5

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

The description claims to calculate total beats and duration but only mentions returning '{time_signature}', which is inconsistent. Given 4 parameters and an output schema (not shown), the description lacks sufficient detail about output fields and behavior.

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

Parameters3/5

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

Schema coverage is 100%, with descriptions for all parameters. The tool description adds little beyond listing 'bpm, bars, beats_per_bar, beat_value' implied in context. The note about returning time signature provides minor extra meaning.

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?

The description clearly states the tool calculates total beats and duration for a musical passage in bars, with a specific verb and resource. While it mentions a return value placeholder, the purpose is distinct from sibling tools, though not explicitly differentiated.

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

Usage Guidelines2/5

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

The description only advises to 'See list_bundles for related calculators', which provides minimal guidance on when to use this tool versus alternatives. It lacks explicit context on use cases, prerequisites, or exclusions.

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

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