JSON Model Generator

Generate TypeScript interfaces, Zod schemas, and Go structs from multiple JSON samples

JSONImport

export type UserResponse = UserResponseItem[];

export interface UserResponseItem {
  id: number;
  "display-name": string;
  profile: UserResponseItemProfile;
  tags: string[];
  note?: null;
  extra?: string;
}

export interface UserResponseItemProfile {
  active: boolean;
  score?: number;
}

Root type name

2 objects · 8 properties · 0 unions

Inference and code generation happen locally. Output is sample-based; review business semantics, date formats, and fields absent from the sample against the API contract before production use.

About JSON Model Generator

Generate TypeScript interfaces, Zod schemas, and Go structs from multiple JSON samples.

No installation is required and input is not permanently stored. Encoding, formatting, image and QR tools run locally in your browser; only network lookups connect to their respective services.