[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [local‑first/Shared](https://evolu.dev/docs/api-reference/common/local-first/Shared) › SharedWorkerInput

```ts
type SharedWorkerInput =
  | {
      consoleLevel: ConsoleLevel;
      type: "AnnounceTabLeader";
    }
  | {
      consoleLevel: ConsoleLevel;
      encryptionKey: EncryptionKey;
      evoluPort: NativeMessagePort<EvoluOutput, EvoluInput>;
      id: EvoluInstanceId;
      memoryOnly: boolean;
      name: Name;
      sqliteSchema: SqliteSchema;
      type: "CreateEvolu";
    };
```

Defined in: [packages/common/src/local-first/Shared.ts:87](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/local-first/Shared.ts#L87)