YouTube downloads as an x402 API.

POST a YouTube URL. StableTube downloads the video server-side, stores the mp4 in S3, and returns a temporary StableTube-owned URL when it is ready.

Read docs OpenAPI llms.txt

Pricing

100 MB$0.05

500 MB$0.10

1 GB$0.20

Floor

$0.05

Format

mp4

Try it

One paid job. Direct S3 download when ready.

# Start a paid download job.
curl -s -X POST https://stabletube.dev/api/download \
  -H "Content-Type: application/json" \
  -d '{"url":"https://www.youtube.com/watch?v=dQw4w9WgXcQ","quality":"720p","tier":"tube-500mb"}'

# Poll with SIWX until status is complete, then download from downloadUrl.
curl -s https://stabletube.dev/api/downloads/{jobId}

Add an x402 client (or send via @agentcash/router) for the 402 payment flow. /api/download returns a JSON job status. Poll /api/downloads/:jobId with SIWX, then fetch the returned downloadUrl directly from S3.