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Islam West Africa Collection (IWAC)

List audiovisual materials

list_audiovisual
Read-onlyIdempotent

List audiovisual materials, newest first (francophone web video from Burkina Faso, Togo and Benin; deposited Nigerian Hausa/Arabic recordings). Filter by country, publishing channel or source_type.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
limitNoDefault 20, max 50
offsetNo
countryNoExact country name: Benin | Burkina Faso | Côte d'Ivoire | Niger | Nigeria | Togo (accents optional). Burkina Faso, Togo, Benin and Nigeria only — no Niger or Ivorian items
publisherNoSubstring on the publishing channel/broadcaster, e.g. RTB | AEEM | CERFI
source_typeNoyoutube (harvested web video, the large majority) | deposited (recordings with a file, 47)

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed2 schema fields changed
    • addedInput schema / properties / publisher
      Added value: +{
      +  "description": "Substring on the publishing channel/broadcaster, e.g. RTB | AEEM | CERFI",
      +  "type": "string"
      +}
    • addedInput schema / properties / source_type
      Added value: +{
      +  "description": "youtube (harvested web video, the large majority) | deposited (recordings with a file, 47)",
      +  "type": "string"
      +}
  2. Changed1 schema field changed
    • changedInput schema / properties / country / description
      Previous value: -"Exact country name: Benin | Burkina Faso | Côte d'Ivoire | Niger | Nigeria | Togo (accents optional). The subset is currently all Nigeria"New value: +"Exact country name: Benin | Burkina Faso | Côte d'Ivoire | Niger | Nigeria | Togo (accents optional). Burkina Faso, Togo, Benin and Nigeria only — no Niger or Ivorian items"
  3. Changed1 schema field changed
    • changedInput schema / $schema
      Previous value: -"http://json-schema.org/draft-07/schema#"New value: +"https://json-schema.org/draft/2020-12/schema"
  4. Changed1 schema field changed
    • changedInput schema / properties / country / description
      Previous value: -"Exact country name (the subset is currently all Nigeria)"New value: +"Exact country name: Benin | Burkina Faso | Côte d'Ivoire | Niger | Nigeria | Togo (accents optional). The subset is currently all Nigeria"
  5. Changed5 schema fields changed
    • removedInput schema / additionalProperties
      Removed value: -false
    • addedInput schema / properties / limit / maximum
      Added value: +9007199254740991
    • addedInput schema / properties / limit / minimum
      Added value: +-9007199254740991
    • addedInput schema / properties / offset / maximum
      Added value: +9007199254740991
    • addedInput schema / properties / offset / minimum
      Added value: +-9007199254740991
  6. First observed

TDQS

A4.2/5.0
Behavior4/5

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

Annotations already provide readOnlyHint=true, idempotentHint=true, destructiveHint=false, so the safety profile is clear. The description adds value by explaining the default sort order ('newest first'), the specific geographic origins, and the distinction between 'youtube' and 'deposited' source types, which go beyond annotations.

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, well-structured sentence that front-loads the main purpose ('list audiovisual materials, newest first') and appends filter options. Every word is informative with no redundancy, earning its place.

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?

Given the high schema coverage (80%), annotations, and no output schema, the description adequately covers the tool's purpose, sort order, scope, and filters. It lacks mention of pagination behavior beyond schema parameters (limit/offset are present in schema), but this is minor. Complete for a list tool.

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 high (80%), so the baseline is 3. The description adds context by mentioning the filterable fields (country, publisher, source_type) which map to schema parameters, but does not elaborate on their syntax beyond what the schema already provides (e.g., exact country names, substring match for publisher). No additional semantic nuance is added.

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 verb 'list' and resource 'audiovisual materials', specifies the sort order 'newest first', and details the geographic and language scope (francophone web video from Burkina Faso, Togo, Benin; deposited Nigerian Hausa/Arabic recordings). This distinguishes it from siblings like 'search_audiovisual' which implies a query-based search.

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?

The description mentions available filters (country, publisher, source_type), giving context on when to apply them. It does not explicitly state when not to use this tool or suggest alternatives, but the sibling names indicate that 'search_audiovisual' is for more precise queries, so implicit differentiation is present.

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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