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seo_hreflang_generator

Generate hreflang tags, sitemap entries, or HTTP Link headers for international SEO. Validates BCP 47, ISO 3166-1, and ISO 15924 codes, and surfaces x-default and reciprocity warnings.

Instructions

Menu ID: hreflang_generator. Hreflang Generator. Generate tags, sitemap xhtml:link entries, or HTTP Link headers for international SEO. Validates BCP 47 / RFC 5646 language tags, ISO 3166-1 alpha-2 regions, ISO 15924 scripts, and surfaces x-default + reciprocity warnings. Use describe_tool with tool_id "hreflang_generator" for full page guidance.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
entriesYes
formatYes
includeXDefaultYes
xDefaultHrefYes
Behavior3/5

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

No annotations provided, so description carries full burden. It mentions validation and warning features but omits behavioral traits like idempotency, side effects, or authentication requirements. Moderate transparency.

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

Conciseness4/5

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

Description is concise (3 sentences) but includes redundant 'Menu ID' and a reference to describe_tool that could be omitted. Efficient overall.

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?

With 0% schema coverage and no output schema, the description leaves significant gaps. It does not explain how to structure entries or the expected format values, requiring the agent to rely on external guidance.

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

Parameters1/5

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

Schema description coverage is 0% and the description does not explain any of the 4 required parameters (entries, format, includeXDefault, xDefaultHref). Agents have no semantic guidance beyond the schema.

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 tool generates hreflang tags in multiple formats (HTML, sitemap, HTTP headers) and validates language/region/script standards. It differentiates from sibling SEO tools by focusing specifically on hreflang generation.

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?

No explicit guidance on when to use this tool vs alternatives like seo_meta_tag_generator or other conversion tools. The description only mentions using describe_tool for more info, but doesn't provide selection criteria.

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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