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mcp-youtube-channel-transcript-extractor

mcp-youtube-channel-transcript-extractor

YouTube Channel Stats Extractor MCP Server

Glama score MCP Registry npm version npm downloads license

MCP server for the Mamba Labs YouTube Channel from Company Domain actor on Apify.

The npm package and the registry entry keep the name mcp-youtube-channel-transcript-extractor, so existing installs keep working; the product is YouTube Channel Stats Extractor.

Resolve a company domain or YouTube handle to the channel with subscriber count and channel metadata.

What it does

Resolve a company domain, or a YouTube handle, to that company's YouTube channel. Returns the subscriber count, the stable UC channel id, channel name, creation date and description, as one flat Clay ready row. Subscriber counts are rounded by YouTube above roughly a thousand subscribers, on the page and in its official API alike, and the row flags that. Optional transcript pulling is available and is CURRENTLY GATED by YouTube: the caption track list is readable and the caption content endpoint returns an empty body without a proof of origin token, which the row reports as not_extractable rather than as a video having no captions. No API key needed. Read only; requires an APIFY_TOKEN and consumes Apify credits per call.

Related MCP server: YouTube MCP

Quick start

Add this to your MCP client configuration:

{
  "mcpServers": {
    "mamba-youtube-channel-stats": {
      "command": "npx",
      "args": ["-y", "@mambalabsdev/mcp-youtube-channel-transcript-extractor"],
      "env": { "APIFY_TOKEN": "your-apify-token" }
    }
  }
}

Prerequisites

The actor is pay per event and consumes Apify credits per call. Pricing is on the actor page.

Example prompts

  • "How many YouTube subscribers does stripe.com have?"

  • "Find the YouTube channel id for hubspot.com."

  • "Does gitlab.com run a YouTube channel, and when was it created?"

Tool and inputs

Tool: get_youtube_channel_stats

Input

Type

Meaning

company_domain

string

Bare company domain, for example shopify.com. Supply this or a handle. With a domain the actor runs full discovery; with a handle it skips straight to

company_name

string

Optional. Improves search accuracy and is what the identity gate checks a discovered profile against, so supplying it reduces wrong matches.

handle

string

Optional. A YouTube handle such as @shopify, or a full channel URL. Supplying it skips discovery and goes straight to the channel.

includeFollowerCounts

boolean

When "true" (default) the profile page is fetched and the counts are extracted. Set "false" to resolve the profile URL only, which is cheaper and need

skipCache

boolean

When "false" (default) a successful lookup is cached for seven days and reused. Set "true" to force a fresh fetch. Sent as a string for Clay compatibi

includeTranscripts

boolean

When "true", full timestamped transcripts are pulled for the most recent videos on the channel and returned as one row per video. Default is "false" b

transcriptVideoCount

string

How many of the channel's most recent videos to pull transcripts for, when transcripts are on. Default 5. Each video is one extra fetch and one extra

max_charge_usd

number

Optional spending cap for this call, in USD. The actor stops before any charge that would take the run past this amount and keeps every row already charged.

Reading the output

Every row carries a per platform _status field, and it is the field to read first. The vocabulary is the same across the whole Mamba Labs social family:

Status

Meaning

ok

fetched and parsed, the value is there

not_found

we looked and there is no such profile

not_extractable

the profile exists and the value is not on the wire to us

blocked

the platform refused us, worth retrying later

identity_mismatch

we found a real profile and it belongs to someone else

skipped

you did not ask for this platform

false and null are never interchangeable. false means we looked and the answer is no. null means we could not look. If you filter for companies with no presence, filter on false, because null rows are unknown rather than absent.

Pricing

You pay per event on Apify, billed to your own Apify account. Prices from the live pricing record, read 2026-10-16:

Event

Price per event (USD)

Fires when

apify-actor-start

$0.00005

Charged when the Actor starts running. Number of events charged depends on Actor memory (one event per GB, minimum one event).

company-checked

$0.0035 on the Free plan, down to $0.00245 on higher Apify plans

Once per company for which the discovery cascade completed and a non degraded channel row was produced, whether or not a channel was found. Does not fire on a degraded row.

profile-resolved

$0.0025 on the Free plan, down to $0.00175 on higher Apify plans

Once per company whose candidate channel URL passed the identity gate. Fires on the validation work, not on a populated subscriber cell.

follower-count-extracted

$0.0025 on the Free plan, down to $0.00175 on higher Apify plans

Once per channel where a numeric subscriber count was read off the public page. Does not fire when the owner has hidden the count, which reports not_extractable.

transcript-extracted

$0.015 on the Free plan, down to $0.0105 on higher Apify plans

Once per video for which transcript TEXT was actually returned. A video with no caption track does not charge, and neither does a video whose caption track exists but whose content YouTube refused to serve. Never fires when transcripts are turned off. This is deliberately strict: the fetch costs us roughly a cent whether or not it yields text, and the buyer should not carry that.

The actor's Apify page carries the current prices. Running this server consumes Apify credits.

Full actor documentation

apify.com/mambalabs/youtube-channel-transcript-extractor

Mamba Labs GTM Suite

Mamba Labs builds a fleet of GTM enrichment actors that share one flat, Clay ready output convention, so their rows join on company_domain with no cleaning step. Full fleet: apify.com/mambalabs

License

MIT

Available Tools

1 tool
get_youtube_channel_statsGet YouTube Channel StatsA
Idempotent

Resolve a company domain, or a YouTube handle, to that company's YouTube channel. Returns the subscriber count, the stable UC channel id, channel name, creation date and description, as one flat Clay ready row. Subscriber counts are rounded by YouTube above roughly a thousand subscribers, on the page and in its official API alike, and the row flags that. Optional transcript pulling is available and is CURRENTLY GATED by YouTube: the caption track list is readable and the caption content endpoint returns an empty body without a proof of origin token, which the row reports as not_extractable rather than as a video having no captions. A company with no channel reports youtube_status not_found. Read youtube_status before any count. Use it to look up one known company channel per call; it does not search YouTube, list a channel's videos, or return video detail, and the package name mentions transcripts only because transcript pulling is an option. No API key needed. Read only; requires an APIFY_TOKEN and consumes Apify credits per call.

Inputs: handle, skipCache, company_name, company_domain, +4 more.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

Loading tool schema changelog…

    TDQS

    A4.1/5.0

    Scored across 1 tool

    Disambiguation5/5

    With only one tool there is nothing to confuse it with, and the description clearly enumerates what it does (domain/handle → channel stats) and what it does not do (search, video listing, video detail). The only mild internal blur is that the tool name advertises transcripts while the body frames them as a gated option, but that is a scoping note, not a tool-selection ambiguity.

    Naming Consistency5/5

    The single tool follows a clean snake_case verb_noun pattern (get_youtube_channel_stats). No mixing of conventions or vague verb styles is present to break predictability.

    Tool Count3/5

    One tool is thin for a server that also implies transcript extraction and channel resolution; resolving, stats, and transcript pulling are collapsed into a single overloaded call. It is not mis-scoped enough to be wrong, but it sits at the borderline of too few.

    Completeness3/5

    Channel lookup and stats are covered, but the headline transcript capability is effectively unusable (caption content gated, reported as not_extractable), and there is no video listing, video detail, or multi-channel/batch operation. An agent can still retrieve channel stats, so gaps are notable rather than fatal.

    Maintenance

    ActivityMaintained
    ResponsivenessNo recent community issues

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