Youtube Transcript API for structured video data
Call a YouTube Transcript API to turn video URLs into transcript text, timestamps, and segment-level JSON for apps, agents, SEO briefs, and content research workflows.
REST-style request examples
Free plan access
Unavailable transcript handling
A compact request-response contract for transcript workflows
REQUEST
POST {dashboard_endpoint}
Authorization: Bearer YOUR_API_KEY
{
"video_url": "https://www.youtube.com/watch?v=sv-demo-video",
"language": "en",
"format": "segments"
}RESPONSE
{
"video_id": "sv-demo",
"language": "en",
"duration_seconds": 842,
"segments": [
{
"start": 0.0,
"end": 4.8,
"text": "Search teams need clean video transcripts before they summarize, analyze, or repurpose content."
}
],
"status": "complete"
}Practical request and response patterns for transcript APIs
Start with a single video URL, handle the JSON response, and plan for videos where captions are unavailable. Your authenticated transcript endpoint is provided in the SearchVector dashboard.
curl request
curl -X POST "$SEARCHVECTOR_TRANSCRIPT_ENDPOINT" \
-H "Authorization: Bearer $SEARCHVECTOR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"video_url": "https://www.youtube.com/watch?v=sv-demo-video",
"language": "en",
"format": "segments"
}'JSON response shape
{
"video_id": "sv-demo-video",
"language": "en",
"transcript_available": true,
"segments": [
{
"start": 0.0,
"end": 4.8,
"text": "Search teams use video transcripts to research topics and create content briefs."
}
],
"text": "Search teams use video transcripts to research topics and create content briefs.",
"status": "complete"
}Unavailable transcript example
{
"video_id": "sv-demo-video",
"transcript_available": false,
"status": "unavailable",
"error": {
"code": "transcript_unavailable",
"message": "No transcript is available for the requested video and language."
}
}Transcript data for video intelligence
YouTube transcripts become more useful when they flow directly into SearchVector workflows for YouTube SEO, content briefs, keyword and content research, internal search, and agent automation.
The API is available on the free plan and uses your SearchVector credits, so teams can test transcript extraction before building it into production workflows.
Agent-ready
Return transcript segments in a shape that can feed LLM agents and automation pipelines.
Timestamped
Keep start and end times available for citation, clipping, search, and review.
Workflow friendly
Use transcripts for SEO briefs, video audits, content refreshes, and research operations.
SearchVector native
Connect transcript extraction to the broader SearchVector SEO, YouTube, keyword, and content research toolkit.
From video URL to usable text
A simple request pattern for applications that need transcript data without manual copy-paste or local browser automation.
Submit a video
Send a YouTube URL or video ID with the language and output format your workflow needs.
Receive transcript JSON
Get transcript text with timestamps and segment boundaries for downstream processing.
Power your workflow
Summarize videos, build searchable archives, create YouTube SEO briefs, or trigger agent follow-up tasks.
Build transcript workflows without brittle scraping
Use the API when transcripts need to move from a video URL into a product, agent, report, or content pipeline.
Video SEO briefs
Extract topics, questions, hooks, and entities before creating YouTube descriptions, video outlines, or blog content briefs.
Research agents
Let agents ingest long-form video content as structured text for summarization, translation planning, keyword research, and follow-up tasks.
Content repurposing
Turn webinars, podcasts, product videos, and explainers into outlines, summaries, social snippets, and SEO content.
Internal search
Index timestamped transcript segments so teams can search video libraries and jump to the exact moment a topic was discussed.
Built for transcript automation
API-first transcript extraction for products, content teams, SEO workflows, and agents.
URL or video ID input
Accept common YouTube URL formats or normalized video IDs from your application.
Segment-level response
Keep transcript chunks, timestamps, and text fields separate for downstream processing.
JSON response shape
Use predictable response objects for applications, notebooks, automations, and agents.
Batch-ready workflows
Design around queues, video lists, and repeat transcript jobs instead of manual extraction.
SearchVector alignment
Route transcript insights into SearchVector keyword, YouTube SEO, content brief, and research workflows.
Human review friendly
Preserve timestamps so generated summaries, translations, briefs, and research notes can be checked against the source video.
Free plan access
Start on the SearchVector free plan and use your SearchVector credits as transcript jobs run.
Compare transcript extraction options before you build
Local libraries, one-off tools, and workflow-connected APIs solve different problems. Pick the path that matches how transcript data will be used.
Local libraries
Useful for scripts and experiments when your team wants to manage dependencies, runtime behavior, and platform changes directly.
Free one-off tools
Useful when a person needs to paste one video URL and copy the transcript, but less practical for product or agent workflows.
SearchVector API and workflows
Useful when transcripts need to feed SEO research, YouTube briefs, internal search, content planning, and automation inside the broader platform.
Youtube Transcript API FAQs
Common questions about using transcript data in SEO and product workflows.