youtube-research-automation: Research & Knowledge for AI Agents | OpenAgentSkill

Overview

Design agent workflows that pull YouTube transcripts, search videos and channels, and monitor new uploads without Google API quotas or OAuth setup

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YouTube Research Automation

Use this skill when an agent needs to read what was said in a video, find videos or channels on a topic, walk a channel or playlist, or watch a channel for new uploads, and you want that to run as a repeatable workflow rather than a manual copy and paste.

Recommended implementation:

youtube-skills for any runtime that supports the Agent Skills format. It ships twelve skills, and youtube-full covers transcripts, video and channel search, channel browsing, and playlist extraction in one install.
youtube-mcp when the runtime speaks MCP instead of skills. Same tools, remote endpoint, API key or OAuth.

Both call TranscriptAPI, an independent REST API for YouTube content. It is not affiliated with YouTube or Google, and it is not the official YouTube Data API. That is the point of using it here: no Google Cloud project, no OAuth consent screen, and no daily quota unit accounting.

When to Use

Use this skill when the user asks for:

The transcript, captions, or subtitles of a video, or a summary of one.
Quotes, claims, timestamps, or numbers taken from a talk, lecture, or review.
Videos or channels about a topic, without a browser in the loop.
Every video on a channel, or a channel's recent uploads.
Every video in a playlist, with titles and IDs.
A recurring job that checks a channel and reports what is new.
Research where video is fresher or more specific than written sources.

Do not use this skill for:

Downloading or re-hosting video or audio files. This is a text and metadata workflow, and republishing someone's content is a licensing question, not a technical one.
Uploading, commenting, account management, or anything that writes to YouTube.
Videos with no captions. There is no transcript to fetch, so plan a fallback.
Private or unlisted content the user does not own.

Core Model

Treat every YouTube workflow as three stages, and keep them separate:

Resolve: turn whatever the user pasted, a URL, a video ID, an @handle, or a playlist link, into a stable identifier.
Discover: search, list a channel, or list a playlist to get a candidate set.
Read: fetch transcripts only for the candidates that survived filtering.

The reason to split stages 2 and 3 is cost. Discovery returns dozens of videos for one call. Reading is priced per video. An agent that fetches a transcript for every search hit burns the user's balance on videos nobody asked about.

Setup

One environment variable, one header convention.

export TRANSCRIPT_API_KEY="sk_..."   # free key at https://transcriptapi.com, 100 credits, no card

curl "https://transcriptapi.com/api/v2/youtube/transcript?video_url=VIDEO_ID&format=text" \
  -H "Authorization: Bearer $TRANSCRIPT_API_KEY" \
  -H "User-Agent: YourAgent/1.0"

Send a real User-Agent. A missing or default agent string gets a 403 with Cloudflare error 1010, and that failure looks like a bad key if you are not expecting it.

Skills install:

npx skills add ZeroPointRepo/youtube-skills --skill youtube-full

MCP install, for runtimes that prefer a server:

claude mcp add --transport http transcript-api https://transcriptapi.com/mcp

Endpoints Worth Knowing

Base URL https://transcriptapi.com/api/v2.

Endpoint	Use	Cost
`/youtube/transcript`	Transcript of one video, `format=json` or `text`	1 credit
`/youtube/search`	Find videos or channels, `type=video` or `channel`	1 credit
`/youtube/channel/resolve`	`@handle` or URL to channel ID	free
`/youtube/channel/latest`	15 most recent uploads with view counts and timestamps	free
`/youtube/channel/videos`	Full channel walk, 100 per page, continuation token	1 credit per page
`/youtube/channel/search`	Search inside one channel	1 credit
`/youtube/playlist/videos`	Playlist contents, paginated	1 credit per page

Channel endpoints accept an @handle, a channel URL, or a UC... ID directly, so resolving first is optional. Full schema lives at https://transcriptapi.com/openapi.json.

Workflow: Topic Research

# 1. Discover. One credit, up to 50 results.
curl "https://transcriptapi.com/api/v2/youtube/search?q=protein+folding+explained&type=video&limit=20" \
  -H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"

# 2. Filter in the agent, not in the API. Drop by channel, age, duration, title.

# 3. Read only the survivors. One credit each.
curl "https://transcriptapi.com/api/v2/youtube/transcript?video_url=VIDEO_ID&format=text&include_timestamp=true&send_metadata=true" \
  -H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"

Keep include_timestamp=true when the output will be quoted. A claim with a timestamp can be checked by a human in ten seconds; a claim without one cannot. Keep send_metadata=true so the title and channel travel with the text and the summary can attribute correctly.

Workflow: Channel Monitoring

# Free. Poll this on a schedule and diff against what you stored last run.
curl "https://transcriptapi.com/api/v2/youtube/channel/latest?channel=@NASA" \
  -H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"

Store the video IDs you have already handled. Fetch transcripts only for IDs that are new. Because the polling call is free, the cost of a monitor is exactly the number of new videos it actually reads, which makes an hourly job affordable.

Cost Discipline

Search once, read many times only if the user asked for depth.
Prefer channel/latest over channel/videos when recency is enough. One is free, the other is a paginated walk.
Cache transcripts by video ID. A transcript does not change.
Cap fan-out. Ten transcripts for a research question is generous; a hundred is a runaway loop with a bill attached.
Free tier is 100 credits with no card, so a first run should be designed to fit inside that and still produce something useful.

Evaluation Rubric

Score a YouTube workflow out of 10, two points each:

Resolution: does it accept a URL, a bare ID, and an @handle without asking the user to reformat?
Cost shape: does it filter before reading, and is the worst-case credit spend bounded and stated?
Attribution: does every extracted claim carry a video title and a timestamp?
Failure handling: are 401, 402, 403 with code 1010, 404 with no captions, and 429 handled distinctly, or all swallowed as "failed"?
Idempotence: can the workflow run twice without doing the same paid work twice?

Below 6 means the workflow will either misattribute a quote or burn credits on a retry. Fix those two first.

Common Mistakes

Fetching a transcript for every search result. This is the expensive mistake and it is the most common one.
Omitting the User-Agent header, then debugging the 403 as an auth problem.
Treating a 404 as an outage. It usually means the video has no captions, and the right response is to move to the next candidate.
Retrying a 402 in a loop. The balance is empty; report it and stop.
Summarizing a transcript without keeping timestamps, which makes every quote unverifiable.
Assuming a channel walk is ordered by views. It is not, so sort in the agent.
Reaching for yt-dlp or a headless browser first. Both are blocked or throttled from most cloud IP ranges, which is the failure this workflow avoids.

Output Expectations

When this skill runs, the answer should include:

What was read, as titles with links, not bare video IDs.
Timestamps for any quoted or paraphrased claim.
The candidate set that was considered and why the rest were dropped.
Credits spent, or an estimate, when the run was larger than a few videos.
An explicit note when a video was skipped because it had no captions, so the gap is visible rather than silently missing.

View source ↗

File metadata

name: youtube-research-automation
description: 'Design agent workflows that pull YouTube transcripts, search videos and channels, and monitor new uploads without Google API quotas or OAuth setup'
metadata:
  author: therohitdas
  version: 1.0.0
  category: automation
  tags:
    - youtube
    - transcripts
    - video-search
    - channel-monitoring
    - research
    - agent-tools
    - openclaw
    - hermes-agent

View original text

---
name: youtube-research-automation
description: 'Design agent workflows that pull YouTube transcripts, search videos and channels, and monitor new uploads without Google API quotas or OAuth setup'
metadata:
author: therohitdas
version: 1.0.0
category: automation
tags:
- youtube
- transcripts
- video-search
- channel-monitoring
- research
- agent-tools
- openclaw
- hermes-agent
---

# YouTube Research Automation

Use this skill when an agent needs to read what was said in a video, find videos
or channels on a topic, walk a channel or playlist, or watch a channel for new
uploads, and you want that to run as a repeatable workflow rather than a manual
copy and paste.

Recommended implementation:

- [youtube-skills](https://github.com/ZeroPointRepo/youtube-skills) for any
runtime that supports the Agent Skills format. It ships twelve skills, and
`youtube-full` covers transcripts, video and channel search, channel browsing,
and playlist extraction in one install.
- [youtube-mcp](https://github.com/ZeroPointRepo/youtube-mcp) when the runtime
speaks MCP instead of skills. Same tools, remote endpoint, API key or OAuth.

Both call [TranscriptAPI](https://transcriptapi.com), an independent REST API for
YouTube content. It is not affiliated with YouTube or Google, and it is not the
official YouTube Data API. That is the point of using it here: no Google Cloud
project, no OAuth consent screen, and no daily quota unit accounting.

## When to Use

Use this skill when the user asks for:

- The transcript, captions, or subtitles of a video, or a summary of one.
- Quotes, claims, timestamps, or numbers taken from a talk, lecture, or review.
- Videos or channels about a topic, without a browser in the loop.
- Every video on a channel, or a channel's recent uploads.
- Every video in a playlist, with titles and IDs.
- A recurring job that checks a channel and reports what is new.
- Research where video is fresher or more specific than written sources.

Do not use this skill for:

- Downloading or re-hosting video or audio files. This is a text and metadata
workflow, and republishing someone's content is a licensing question, not a
technical one.
- Uploading, commenting, account management, or anything that writes to YouTube.
- Videos with no captions. There is no transcript to fetch, so plan a fallback.
- Private or unlisted content the user does not own.

## Core Model

Treat every YouTube workflow as three stages, and keep them separate:

1. Resolve: turn whatever the user pasted, a URL, a video ID, an `@handle`, or a
playlist link, into a stable identifier.
2. Discover: search, list a channel, or list a playlist to get a candidate set.
3. Read: fetch transcripts only for the candidates that survived filtering.

The reason to split stages 2 and 3 is cost. Discovery returns dozens of videos
for one call. Reading is priced per video. An agent that fetches a transcript for
every search hit burns the user's balance on videos nobody asked about.

## Setup

One environment variable, one header convention.

```bash
export TRANSCRIPT_API_KEY="sk_..." # free key at https://transcriptapi.com, 100 credits, no card
```

```bash
curl "https://transcriptapi.com/api/v2/youtube/transcript?video_url=VIDEO_ID&format=text" \
-H "Authorization: Bearer $TRANSCRIPT_API_KEY" \
-H "User-Agent: YourAgent/1.0"
```

Send a real `User-Agent`. A missing or default agent string gets a 403 with
Cloudflare error 1010, and that failure looks like a bad key if you are not
expecting it.

Skills install:

```bash
npx skills add ZeroPointRepo/youtube-skills --skill youtube-full
```

MCP install, for runtimes that prefer a server:

```bash
claude mcp add --transport http transcript-api https://transcriptapi.com/mcp
```

## Endpoints Worth Knowing

Base URL `https://transcriptapi.com/api/v2`.

| Endpoint | Use | Cost |
|---|---|---|
| `/youtube/transcript` | Transcript of one video, `format=json` or `text` | 1 credit |
| `/youtube/search` | Find videos or channels, `type=video` or `channel` | 1 credit |
| `/youtube/channel/resolve` | `@handle` or URL to channel ID | free |
| `/youtube/channel/latest` | 15 most recent uploads with view counts and timestamps | free |
| `/youtube/channel/videos` | Full channel walk, 100 per page, continuation token | 1 credit per page |
| `/youtube/channel/search` | Search inside one channel | 1 credit |
| `/youtube/playlist/videos` | Playlist contents, paginated | 1 credit per page |

Channel endpoints accept an `@handle`, a channel URL, or a `UC...` ID directly,
so resolving first is optional. Full schema lives at
`https://transcriptapi.com/openapi.json`.

## Workflow: Topic Research

```bash
# 1. Discover. One credit, up to 50 results.
curl "https://transcriptapi.com/api/v2/youtube/search?q=protein+folding+explained&type=video&limit=20" \
-H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"

# 2. Filter in the agent, not in the API. Drop by channel, age, duration, title.

# 3. Read only the survivors. One credit each.
curl "https://transcriptapi.com/api/v2/youtube/transcript?video_url=VIDEO_ID&format=text&include_timestamp=true&send_metadata=true" \
-H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"
```

Keep `include_timestamp=true` when the output will be quoted. A claim with a
timestamp can be checked by a human in ten seconds; a claim without one cannot.
Keep `send_metadata=true` so the title and channel travel with the text and the
summary can attribute correctly.

## Workflow: Channel Monitoring

```bash
# Free. Poll this on a schedule and diff against what you stored last run.
curl "https://transcriptapi.com/api/v2/youtube/channel/latest?channel=@NASA" \
-H "Authorization: Bearer $TRANSCRIPT_API_KEY" -H "User-Agent: YourAgent/1.0"
```

Store the video IDs you have already handled. Fetch transcripts only for IDs that
are new. Because the polling call is free, the cost of a monitor is exactly the
number of new videos it actually reads, which makes an hourly job affordable.

## Cost Discipline

- Search once, read many times only if the user asked for depth.
- Prefer `channel/latest` over `channel/videos` when recency is enough. One is
free, the other is a paginated walk.
- Cache transcripts by video ID. A transcript does not change.
- Cap fan-out. Ten transcripts for a research question is generous; a hundred is
a runaway loop with a bill attached.
- Free tier is 100 credits with no card, so a first run should be designed to fit
inside that and still produce something useful.

## Evaluation Rubric

Score a YouTube workflow out of 10, two points each:

1. Resolution: does it accept a URL, a bare ID, and an `@handle` without asking
the user to reformat?
2. Cost shape: does it filter before reading, and is the worst-case credit spend
bounded and stated?
3. Attribution: does every extracted claim carry a video title and a timestamp?
4. Failure handling: are 401, 402, 403 with code 1010, 404 with no captions, and
429 handled distinctly, or all swallowed as "failed"?
5. Idempotence: can the workflow run twice without doing the same paid work
twice?

Below 6 means the workflow will either misattribute a quote or burn credits on a
retry. Fix those two first.

## Common Mistakes

- Fetching a transcript for every search result. This is the expensive mistake
and it is the most common one.
- Omitting the `User-Agent` header, then debugging the 403 as an auth problem.
- Treating a 404 as an outage. It usually means the video has no captions, and
the right response is to move to the next candidate.
- Retrying a 402 in a loop. The balance is empty; report it and stop.
- Summarizing a transcript without keeping timestamps, which makes every quote
unverifiable.
- Assuming a channel walk is ordered by views. It is not, so sort in the agent.
- Reaching for yt-dlp or a headless browser first. Both are blocked or throttled
from most cloud IP ranges, which is the failure this workflow avoids.

## Output Expectations

When this skill runs, the answer should include:

- What was read, as titles with links, not bare video IDs.
- Timestamps for any quoted or paraphrased claim.
- The candidate set that was considered and why the rest were dropped.
- Credits spent, or an estimate, when the run was larger than a few videos.
- An explicit note when a video was skipped because it had no captions, so the
gap is visible rather than silently missing.

Review the source

Skill source recorded

Skill instructions are recorded. This is not a runtime test, safety guarantee or compatibility certification.

Review before install: Avoid automatic install

License: MIT

Dependency or permission surface needs review
Permission surface may require sandboxing
The skill depends on a third-party API (TranscriptAPI) which may have availability, cost, or terms-of-service changes; consider documenting fallback options or alternative providers.
The SKILL.md excerpt is truncated; ensure the full documentation is present in the repository, including complete workflow examples and error handling.
Quality score needs review
Permission surface needs review: secrets or environment access, shell or command execution
Dependency/runtime risk: command execution surface, credential or environment access
Permission surface: secrets or environment access, shell or command execution

Open full audit

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Start with one small task

1Read the source. Confirm the input, expected output, dependencies and permissions.
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Source & usage notes

Indexed

Repository metadata and review signals are advisory. Popularity, source discovery and successful execution are different facts.

Source repository: cosmicstack-labs/mercury-agent-skills
License: MIT
Version: 1.0.0
Last GitHub push: Aug 25, 2026
Registry updated: Sep 5, 2026
Instruction path: categories/automation/youtube-research-automation/SKILL.md @ 30392fbf6be2

Version reported in registry metadata; check source releases before relying on it.

Quality

73/100

Strong

Trust

58/100

Agent access

This page exposes the same decision, trust, audit, use-case, and install signals through the Registry API, so agents can rank this skill without scraping the UI.

Open install API LLM text format Open manifest Auto-resolve Plan

More details

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      "Quality score needs review",
      "Permission surface needs review: secrets or environment access, shell or command execution",
      "Dependency/runtime risk: command execution surface, credential or environment access",
      "Permission surface: secrets or environment access, shell or command execution"
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  },
  "safety_gate": {
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  "quality": {
    "score": 73,
    "label": "Strong"
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  "supply": {
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    "scenario": "Research agents",
    "maintenance": "23d since push",
    "risk": "Needs review"
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  "alternative_skills": [
    {
      "slug": "mvanhorn-last30days-skill",
      "name": "Last30days Skill",
      "url": "https://www.openagentskill.com/skills/mvanhorn-last30days-skill",
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      "trust_score": 94,
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    "The skill depends on a third-party API (TranscriptAPI) which may have availability, cost, or terms-of-service changes; consider documenting fallback options or alternative providers.",
    "High-risk permission hints: Shell or command execution, Secrets or environment access",
    "Dependency or permission surface needs review",
    "Permission surface may require sandboxing",
    "The SKILL.md excerpt is truncated; ensure the full documentation is present in the repository, including complete workflow examples and error handling.",
    "Quality score needs review"
  ],
  "agent_contract": {
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    "recommended_action": "Do not auto-install. Inspect the source, dependencies, and permission surface first.",
    "install_policy": "block",
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      "Audit: 76/100 Needs review",
      "Safety: 28/100 Avoid automatic install",
      "Review repository, license, install command, and permission surface before production use."
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      "install_command": "npx skills add cosmicstack-labs/mercury-agent-skills --skill youtube-research-automation",
      "risk_summary": "Needs review; Blocked for auto-install; Review before production",
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      "skill_slug": "cosmicstack-labs-youtube-research-automation",
      "task": "Use youtube-research-automation in an agent workflow",
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      "install_used": true,
      "risk_blocked": false,
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      "task_success": true,
      "output_quality": 4,
      "error_type": null,
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      "workspace": "sandbox",
      "time_to_useful_ms": 120000,
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  "endpoints": {
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    "audit": "https://www.openagentskill.com/skills/cosmicstack-labs-youtube-research-automation/audit",
    "eval": "https://www.openagentskill.com/api/agent/evals?slug=cosmicstack-labs-youtube-research-automation&task=Use%20youtube-research-automation%20in%20an%20agent%20workflow&max_risk=medium",
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    "install": "https://www.openagentskill.com/api/skills/cosmicstack-labs-youtube-research-automation/install",
    "manifest": "https://www.openagentskill.com/api/registry/manifest/cosmicstack-labs-youtube-research-automation"
  }
}

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Creator: cosmicstack-labs
Source: cosmicstack-labs/mercury-agent-skills
Indexed by: OpenAgentSkill community index

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