$ man video-to-audio
/video-to-audio(1)
PRICE / CALL
$0.10
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
mediakitCATEGORY
uncategorized
STATUS
● live
NAME
video-to-audio — video → audio extractor / video to audio converter
synonym alias of mp4-to-mp3 — reuses the canonical handler.
SYNOPSIS
POST https://x402.org/v1/video-to-audio
Content-Type: application/json
X-PAYMENT: <signed-transferWithAuthorization>
{ ... }↳ first call →
402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.DESCRIPTION
Video → audio extractor / video to audio converter. Extract MP3 audio track from any video URL (MP4, MOV, WEBM, MKV, AVI, M4V, FLV). Selectable bitrate (96/128/192 kbps). Useful for podcast extraction, audio archival, transcription pre-processing. 60-min / 500MB max. CloudConvert backend.
INPUT — request schema
| property | type | description | req? |
|---|---|---|---|
| video_url | string | Public URL of the source video. Max 500MB / 60 minutes. | required |
| bitrate | number | Output MP3 bitrate in kbps. 96 (smaller, voice), 128 (default, balanced), 192 (higher quality). enum: 96 · 128 · 192 | optional |
OUTPUT — response shape
| field | type | description |
|---|---|---|
| audio_url | string | Signed URL to download the extracted MP3 audio file. |
| bitrate | string | Encoded audio bitrate used for the MP3 output (96, 128, or 192 kbps). |
| file_size_bytes | string | Size of the extracted MP3 file in bytes. |
| source_url | string | Original video URL that was processed for audio extraction. |
EXAMPLES — two ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.org/v1/video-to-audio \
-H 'Content-Type: application/json' \
-d '{ }'first response =
402 Payment Required with payment requirements; sign + retry with X-PAYMENT.EXAMPLE 2 · mcp
# install once claude mcp add x402 --command "npx x402-deployer-mcp" # then ask Claude Code: # "use the video-to-audio tool to ..."
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
- tags
- mediakitvideoaudiomp3-extractionvideo-to-audioaudio-extractionpodcast-extractiontranscription-prep
- methods
- POST
- cluster
- mediakit
- price
- $0.10 USDC per call
ADJACENT — other endpoints in mediakit
| endpoint | description | price |
|---|---|---|
| extract-tables | Extract tables from PDF / table extractor / PDF to CSV / spreadsheet from PDF. | $0.10 |
| mp4-to-mp3 | MP4 → MP3 audio extractor. | $0.10 |
| pdf-extract-tables | PDF table extractor / table from PDF / scanned-table parsing / financial-table OCR / multi-page table consolidator / Datalab Marker tables. | $0.10 |
| pdf-to-jpg | PDF to JPG / PNG / WEBP image converter. | $0.10 |
| speaker-diarize | Speaker diarization / who-said-what transcription. | $0.10 |
| transcribe | Video / audio transcription via Whisper v3. | $0.10 |
| upscale-image | AI image upscaler / super-resolution / image enlarger. | $0.10 |
| video-summarize | Video summarizer / podcast summarizer / lecture notes generator. | $0.10 |
SEE ALSO