Photography — entry 003 of 25

CheetahO

Verified Aug 2026

CheetahO compresses and resizes JPEG, PNG, and GIF images through an HTTPS API, with lossless, lossy, and WebP conversion modes. A free Beta plan covers 500 images a month; paid monthly and one-time plans raise that quota for larger jobs. Every request needs an API key and a JSON body describing the image to process.

image-optimizationimage-compressionwebpapi-key
AuthenticationAPI KeySign up with the provider to obtain credentials.
HTTPSSupportedTraffic is encrypted in transit.
CORSEnabledCallable directly from browser JavaScript.
PricingFreemiumA usable free tier exists, with paid plans for more volume.
FormatsJSON, JPEG, PNG, GIF, WebPResponses can be requested as JSON or JPEG or PNG or GIF or WebP.

GreatAPIs Score

Score67out of 100
Authentication15/25API key required
Pricing17/20Freemium tier available
Docs0/20No docs or spec available
Formats15/15Supports 5 response formats
Freshness20/20Verified within 6 months

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Scored 67 on greatapis.com
<a href="https://greatapis.com/api/cheetaho/"><img src="https://greatapis.com/badge/cheetaho.svg" alt="Scored 67 on greatapis.com"></a>

Auth quickstart

  1. Sign up with the provider to get an API key.
  2. Send it on every request as a headerAuthorization: <key>
  3. The exact header isn't documented — Authorization is a common default; confirm in the provider's docs.
Stored keyNo key stored

Your key is stored only in this browser (localStorage) and sent directly to the API — never to greatapis.

Developer reference

Base URLhttps://api.cheetaho.com/api/v2