Playground API
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Playground API

The free, stateful mock REST & GraphQL API sandbox where visitor mutations actually persist in an isolated session overlay without sign-up.

Public API Online (99.98%)

Endpoints

  • /api/v1/posts
  • /api/v1/users
  • /api/v1/comments
  • /api/v1/todos
  • /api/v1/graphql

Simulations

  • JWT Auth & Roles
  • Stripe Payments
  • Virtual Email & OTP
  • Latency & Chaos
  • Realtime Webhooks

Articles & Guides

Deep Dives
  • All Feature Articles→
  • React CRUD Guide
  • Why Static APIs Fail
  • Mocking Stateful Auth
  • WebSockets & SSE

Ecosystem

  • Quickstart Guide
  • TypeScript SDK
  • OpenAPI Spec
  • Postman Collection
  • GitHub Repository

© 2026 Playground API. Created by Nilesh Kumar. Open source under ISC license.

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