# BaseBuilder Ai YouTube Media Downloader

> BaseBuilder Ai YouTube Media Downloader is a paid API for AI agents from bb-ai-seven.vercel.app, paid per call via x402, $0.113959/call, status unknown (last checked 2026-09-14).

Downloads YouTube video or audio media given a YouTube URL

## Facts

- Endpoint: POST https://bb-ai-seven.vercel.app/api/youtube-media-downloader
- Price: $0.113959/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-ai-youtube-media-downloader-7d96a59f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_ncSdIbzXFepWAgdHWPaDI

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability basebuilder-ai-youtube-media-downloader-7d96a59f -d '<json body>'
```

Example prompt: Download the audio from this YouTube video for me: https://www.youtube.com/watch?v=dQw4w9WgXcQ — I want the mp3 version.

## When to prefer this

Use this endpoint when you need to programmatically download YouTube video or audio content and want a simple paid API call via x402 micropayment without managing complex scraping infrastructure or YouTube API quotas.

## Known failure modes

- Invalid or non-existent YouTube URL returns error
- Video is age-restricted or geo-blocked and cannot be downloaded
- Private or deleted video returns not found error
- Unsupported format requested returns format error
- Payment failure results in 402 response before processing
- Rate limiting or quota exceeded returns 429

## How this service works

BaseBuilder Ai API hub - 15 paid endpoints

## Output

A downloadable media file or direct download URL for the specified YouTube video or audio, in the requested format (video or audio).

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-ai-youtube-media-downloader-7d96a59f/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from bb-ai-seven.vercel.app](https://www.zero.xyz/host/bb-ai-seven.vercel.app/llms.txt)