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Free Animals APIs with no API key

20 Animals APIs that need no API key, account or credit card. 12 of them also allow CORS, so you can call them straight from browser JavaScript. Listed by uptime and ease of use.

  1. 1Dog Facts logo

    Dog Facts API

    Online · 342 ms

    Random dog facts. A free animals API by dukengn.github.io.

    • No API key needed
    • Fast: 342 ms response
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  2. 2Dog Facts logo

    Dog Facts API

    Online · 356 ms

    Random facts of Dogs. A free animals API by Dog API by kinduff.

    • No API key needed
    • Fast: 356 ms response
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  3. 3Cat Facts logo

    Cat Facts API

    Online · 556 ms

    Random cat facts. A free animals API by Cat Facts API.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  4. 4Dogs logo

    Dogs API

    Online · 523 ms

    Based on the Stanford Dogs Dataset.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  5. 5HTTP Cat logo

    HTTP Cat API

    Online · 683 ms

    Cat for every HTTP Status.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  6. 6HTTP Dog logo

    HTTP Dog API

    Online · 779 ms

    Dogs for every HTTP response status code.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  7. 7PlaceDog logo

    PlaceDog API

    Online · 860 ms

    Placeholder Dog pictures. A free animals API by place.dog.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  8. 8RandomDog logo

    RandomDog API

    Online · 1405 ms

    Random pictures of dogs. A free animals API by random.dog.

    • No API key needed
    • Returns JSON at its URL
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  9. 9Cat Facts logo

    Cat Facts API

    Online · 281 ms

    Daily cat facts. A free animals API by cat-facts.

    • No API key needed
    • Fast: 281 ms response
    • HTTPS
    No authHTTPSNo CORS
  10. 10FishWatch logo

    FishWatch API

    Online · 2075 ms

    Information and pictures about individual fish species.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  11. 11Movebank logo

    Movebank API

    Online · 1231 ms

    Movement and Migration data of animals.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  12. 12PlaceBear logo

    PlaceBear API

    Online · 1213 ms

    Bear-themed placeholder images for developers.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  13. 13Axolotl logo

    Axolotl API

    Online · 1056 ms

    Collection of axolotl pictures and facts.

    • No API key needed
    • HTTPS
    No authHTTPSNo CORS
  14. 14Breed Health Score logo

    Breed Health Score API

    Online · 505 ms

    Dog breed health scores, median lifespans and conditions.

    • No API key needed
    • HTTPS
    No authHTTPSNo CORS
  15. 15RandomDuck logo

    RandomDuck API

    Online · 843 ms

    Random pictures of ducks. A free animals API by Random-d.uk.

    • No API key needed
    • HTTPS
    No authHTTPSNo CORS
  16. 16

    Shibe.Online API

    Online · 1733 ms

    Random pictures of Shiba Inu, cats or birds.

    • No API key needed
    • Callable from the browser (CORS)
    • HTTPS
    No authHTTPSCORS
  17. 17xeno-canto logo

    xeno-canto API

    Online · 1050 ms

    Bird recordings. A free animals API by xeno-canto.org.

    • No API key needed
    • HTTPS
    No authHTTPSCORS ?
  18. 18RandomFox logo

    RandomFox API

    Online · 1546 ms

    Random pictures of foxes. A free animals API by randomfox.ca.

    • No API key needed
    • Returns JSON at its URL
    • HTTPS
    No authHTTPSNo CORS
  19. 19RescueGroups logo

    RescueGroups API

    Online · 2462 ms

    Adoption. A free animals API by RescueGroups.org.

    • No API key needed
    • HTTPS
    No authHTTPSCORS ?
  20. 20MeowFacts logo

    MeowFacts API

    Online · 1353 ms

    🐈 a simple api which returns a catfact.

    • No API key needed
    • HTTPS
    No authHTTPSNo CORS

Keyless Animals APIs compared

Animals APIs with no API key
APIAPI keyHTTPSCORSUptimeResponseRating
Dog Facts logoDog FactsNoYesYesUp342 msNot rated
Dog Facts logoDog FactsNoYesYesUp356 msNot rated
Cat Facts logoCat FactsNoYesYesUp556 msNot rated
Dogs logoDogsNoYesYesUp523 msNot rated
HTTP Cat logoHTTP CatNoYesYesUp683 msNot rated
HTTP Dog logoHTTP DogNoYesYesUp779 msNot rated
PlaceDog logoPlaceDogNoYesYesUp860 msNot rated
RandomDog logoRandomDogNoYesYesUp1405 msNot rated
Cat Facts logoCat FactsNoYesNoUp281 msNot rated
FishWatch logoFishWatchNoYesYesUp2075 msNot rated
Movebank logoMovebankNoYesYesUp1231 msNot rated
PlaceBear logoPlaceBearNoYesYesUp1213 msNot rated
Axolotl logoAxolotlNoYesNoUp1056 msNot rated
Breed Health Score logoBreed Health ScoreNoYesNoUp505 msNot rated
RandomDuck logoRandomDuckNoYesNoUp843 msNot rated
Shibe.OnlineNoYesYesUp1733 msNot rated
xeno-canto logoxeno-cantoNoYesUnknownUp1050 msNot rated
RandomFox logoRandomFoxNoYesNoUp1546 msNot rated
RescueGroups logoRescueGroupsNoYesUnknownUp2462 msNot rated
MeowFacts logoMeowFactsNoYesNoUp1353 msNot rated

See also: best Animals APIs · all 24 Animals APIs · every API with no key

FAQ

Are there free Animals APIs without an API key?

Yes. 20 free Animals APIs need no API key or sign-up, including Dog Facts API, Dog Facts API and Cat Facts API. You can send a request straight away.

Which keyless Animals APIs can I call from JavaScript in the browser?

12 of them also support CORS, including Dog Facts API, Dog Facts API and Cat Facts API, so a plain fetch from a web page works.

Do APIs without a key have limits?

Usually, yes. Keyless APIs typically rate-limit by IP address, so cache responses and avoid tight loops. For production traffic, an API with a free key tier often gives higher, more predictable limits.