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tresor4k

macalc

calculate_bpm_to_ms

Convert BPM to millisecond delay times for any note value: whole, half, quarter, eighth, sixteenth, dotted quarter, and triplet. Get precise timings for music production and audio effects.

Instructions

Convert BPM tempo to millisecond delay times for different note values. See list_bundles for related 'musique' calculators.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
bpmYesTempo in beats per minute
note_valueYesMusical note value to convert

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.
Behavior3/5

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

No annotations are provided, so the description carries the full burden. It does not disclose any behavioral traits (e.g., read-only, side effects, authorization needs). For a simple conversion tool, this is adequate but not exemplary.

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 is a single sentence followed by a brief reference to related tools. No superfluous information; every word is purposeful and front-loaded.

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

Completeness4/5

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

The tool has an output schema, so return values are covered. The description is complete for a simple conversion tool with two well-documented parameters. It could optionally mention the musical context but is sufficient as is.

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%, and both parameters have descriptions. The description adds the context of 'delay times' and 'note values' but does not provide additional meaning beyond what the schema already offers. Baseline score of 3 is appropriate.

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 clearly states the function: converting BPM to millisecond delay times for distinct note values. It uses a specific verb (Convert) and resource (BPM to ms), and is distinct from the many sibling calculators.

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?

The description includes a pointer to list_bundles for related tools but lacks explicit guidance on when to use this tool versus alternatives or when not to use it. Usage is implied by the specific conversion purpose.

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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