Media

Convert AVIF to WebP

Convert AVIF images to WebP format with advanced compression options and web optimization

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/avif-to-webp' \
  -H 'Content-Type: application/json' \
  -d '{"filename":"imageFile.ext","contentType":"application/octet-stream","size":12345}'

# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
  --data-binary @/path/to/file.ext

# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/en/api/tools/avif-to-webp' \
  -F 'imageFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
  -F 'quality=85' \
  -F 'lossless=false' \
  -F 'nearLossless=false' \
  -F 'effort=4' \
  -F 'smartSubsample=false' \
  -F 'alphaQuality=85' \
  -F 'keepMetadata=false' \
  -F 'resizeMethod=cover' \
  -F 'targetSize=e.g., 800:600 or just 800'

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Media

Convert AVIF to WebP

Convert AVIF images to WebP format with advanced compression options and web optimization

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/avif-to-webp' \
  -H 'Content-Type: application/json' \
  -d '{"filename":"imageFile.ext","contentType":"application/octet-stream","size":12345}'

# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
  --data-binary @/path/to/file.ext

# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/en/api/tools/avif-to-webp' \
  -F 'imageFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
  -F 'quality=85' \
  -F 'lossless=false' \
  -F 'nearLossless=false' \
  -F 'effort=4' \
  -F 'smartSubsample=false' \
  -F 'alphaQuality=85' \
  -F 'keepMetadata=false' \
  -F 'resizeMethod=cover' \
  -F 'targetSize=e.g., 800:600 or just 800'

Name	Type	Required	Description
imageFile	fileupload required	Yes	—
quality	range	No	WebP quality level (0-100). Higher values = better quality, larger file size.
lossless	checkbox	No	Compress without any quality loss (overrides quality setting)
nearLossless	checkbox	No	Almost perfect quality with good compression (min quality: 85)
effort	range	No	Higher values = better compression but slower processing
smartSubsample	checkbox	No	Enable smart chroma subsampling for potentially better quality
alphaQuality	range	No	Quality setting for alpha/transparency channel when present
keepMetadata	checkbox	No	Preserve original image metadata (EXIF, IPTC, XMP)
resizeMethod	select	No	—
targetSize	text	No	Target dimensions (width:height or just width). Height calculated if omitted.

Convert AVIF to WebP

Quick start

Convert AVIF to WebP

Quick start

API reference

Endpoint

Parameters

Response format

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