Cataas
Cat as a service (cats pictures and gifs)
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- No
- Category
- Animals
- Data source
- public-apis + marcelscruz
- Documentation / URL
- https://cataas.com/
Overview
Cataas is a free public API in the Animals category. Cat as a service (cats pictures and gifs).
This API belongs to the Animals category, a popular area of the free-API ecosystem for builders.
You can use this API in prototypes, side projects, and production applications — just keep the provider’s usage policy in mind.
Status
- ✅ Online (verified 2026-08): the endpoint responded successfully.
Authentication
Cataas requires no authentication — you can start calling it directly, which makes it great for quick experiments and client-side demos.
HTTPS & CORS
- HTTPS: supported — traffic to Cataas is encrypted, so it is safe to use from production apps.
- CORS: not enabled — call Cataas from a server-side environment (Node, Python, Go, etc.) or through your own proxy.
Getting Started
- Read the official documentation: https://cataas.com/
- Make a test request with
curlor your favourite HTTP client.
Rate Limits & Notes
- Rate limits, quotas, and free-tier terms are defined by the provider — always check the official documentation for Cataas before scaling up.
- The upstream listing is community-maintained; fields like auth, HTTPS and CORS reflect the state at listing time and may change.
FAQ
Does Cataas require an API key?
No — Cataas is listed as a no-auth API, so you can call it directly.