Media

Video Bitrate Changer

Change video and audio bitrate with preset values or custom settings, supporting both CBR and VBR modes

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Upload each file first → returns { filePath }
curl -X POST 'https://api.elysiatools.com/upload/video-bitrate-changer' \
  -F 'file=@/path/to/videoFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/video-bitrate-changer' \
  -F 'videoFile=/path/to/file.ext' \
  -F 'bitratePreset=medium' \
  -F 'customVideoBitrate=5000' \
  -F 'audioBitrate=128' \
  -F 'bitrateMode=vbr' \
  -F 'pass=1' \
  -F 'outputFormat=mp4'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/video-bitrate-changer

Parameters

Name	Type	Required	Description
videoFile	fileupload required	Yes	—
bitratePreset	select	No	—
customVideoBitrate	number	No	Video bitrate in kilobits per second (100-50000)
audioBitrate	number	No	Audio bitrate in kilobits per second
bitrateMode	select	No

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-video-bitrate-changer": {
      "name": "video-bitrate-changer",
      "description": "Change video and audio bitrate with preset values or custom settings, supporting both CBR and VBR modes",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=video-bitrate-changer",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "video-bitrate-changer",
    "arguments": {
  "videoFile": "https://example.com/file.ext",
  "bitratePreset": "medium",
  "customVideoBitrate": 5000,
  "audioBitrate": 128,
  "bitrateMode": "vbr",
  "pass": "1",
  "outputFormat": "mp4"
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

Browse tools Open tool