youtube_transcript_languages

List transcript languages for a YouTube video. Returns the transcript languages exposed by YouTube for a specific video.

SERVERCrawlora SOURCEcrawlora-mcp

Low RISK CLASS

Category Read

Parameters 11 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/crawlora-mcp/youtube-transcript-languages.md

WHAT IT DOES

What youtube_transcript_languages does on Crawlora

AI agents call youtube_transcript_languages to retrieve information from Crawlora without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Parameter	Type	Required	Description
`id`	string	Yes	YouTube video ID (11-character code)

Parameters from the server's own tool schema.

RISK

Why youtube_transcript_languages is rated Low

Even though youtube_transcript_languages only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs youtube_transcript_languages safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Crawlora, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For youtube_transcript_languages, this is the rule to start with:

youtube_transcript_languages Allowed

youtube_transcript_languages is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "youtube_transcript_languages": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Crawlora, apply this rule, and every youtube_transcript_languages call is checked against it from then on.

FAQ

Questions about youtube_transcript_languages

What does the youtube_transcript_languages tool do? +

List transcript languages for a YouTube video. Returns the transcript languages exposed by YouTube for a specific video. It is categorised as a Read tool in the Crawlora MCP Server, which means it retrieves data without modifying state.

What parameters does youtube_transcript_languages accept? +

youtube_transcript_languages accepts 1 parameter: id. Required: id. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on youtube_transcript_languages? +

Register the Crawlora MCP server in PolicyLayer and add a rule for youtube_transcript_languages: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Crawlora. Nothing to install.

What risk level is youtube_transcript_languages? +

youtube_transcript_languages is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit youtube_transcript_languages? +

Yes. Add a rate_limit block to the youtube_transcript_languages rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block youtube_transcript_languages completely? +

Set action: deny in the PolicyLayer policy for youtube_transcript_languages. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides youtube_transcript_languages? +

youtube_transcript_languages is provided by the Crawlora MCP server (crawlora-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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