voluptasmollitia/docs-exp/auth.authcredential.providerid.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth](./auth.md) &gt; [AuthCredential](./auth.authcredential.md) &gt; [providerId](./auth.authcredential.providerid.md)

## AuthCredential.providerId property

The authentication provider ID for the credential.

<b>Signature:</b>

```typescript
readonly providerId: string;
```

## Remarks

For example, 'facebook.com', or 'google.com'.