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Glama

apple_tv_seek

Idempotent

Skip to any point in the current video by setting an absolute playback position in seconds, allowing precise control of Apple TV playback.

Instructions

Seek to an absolute playback position in seconds.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
position_secondsYesAbsolute playback position in seconds.

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
acceptedYes
requested_position_secondsYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.2.0

TDQS

B3.4/5.0
Behavior3/5

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

Annotations already declare idempotentHint=true, destructiveHint=false, and readOnlyHint=false, covering the safety profile. The description adds the useful 'absolute position' framing versus relative seeks, but does not say whether the video must be playing, whether seeking preserves play state, or anything beyond the schema.

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?

A single tightly-scoped sentence with zero filler, and the key concept ('absolute') is 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?

For a single-parameter tool with full schema coverage, an output schema, and safety annotations, the definition is nearly sufficient. The main missing piece is routing versus the relative apple_tv_skip sibling, but no return-value explanation is needed given the output schema.

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 description coverage is 100%, so the single parameter is already documented with type, minimum, and meaning. The description merely restates the schema's 'Absolute playback position in seconds' phrasing and adds no new semantics.

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 (seek) and resource (playback position) plus the unit (seconds). It distinguishes itself from the relative-motion sibling apple_tv_skip by specifying 'absolute', though it doesn't name that sibling explicitly.

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?

There is no explicit when-to-use guidance and no mention of the alternative apple_tv_skip for relative seeking. The agent must infer that 'absolute' position implies this over the relative skip tool.

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