Simple WebP Conversion API

Convert images to WebP format via REST API. Start with just $5 in credits or save with a monthly plan. No setup fees, no commitments.

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# Simple WebP conversion
curl -X POST \
  -H "X-API-Key: your_key" \
  -F "image=@photo.jpg" \
  https://api.webp.io/convert
# Returns: photo.webp

Flexible Pricing

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Pay As You Go

$5 minimum

Perfect for occasional use

  • ✓Top-up from $5
  • ✓$0.02 per conversion
  • ✓Credits never expire
  • ✓Up to 10MB per image
  • ✓Standard processing
  • ✓Email support
  • ✓API dashboard access
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Best Value

Starter

$9 /month

For regular users

  • ✓750 conversions/month
  • ✓$0.012 per conversion
  • ✓Up to 15MB per image
  • ✓Priority processing
  • ✓Basic analytics
  • ✓API rate limiting
  • ✓Webhook support
  • ✓Email & chat support
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Pro

$29 /month

For growing projects

  • ✓3,000 conversions/month
  • ✓$0.0096 per conversion
  • ✓Up to 30MB per image
  • ✓Priority processing
  • ✓Advanced analytics
  • ✓Batch processing (up to 25)
  • ✓Custom webhooks
  • ✓Priority support 24/7
  • ✓99.9% uptime SLA
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