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[@salesforce/b2c-tooling-sdk](../../modules.md) / [auth](../index.md) / findAuthSession

# Function: findAuthSession()

> **findAuthSession**(`clientId`): [`AuthSession`](../interfaces/AuthSession.md) \| `null`

Defined in: [packages/b2c-tooling-sdk/src/auth/session-store.ts:246](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/2feab01f654eec77c6d702777ec2818472f131f1/packages/b2c-tooling-sdk/src/auth/session-store.ts#L246)

Read the session for a clientId. Returns null when none is stored.

## Parameters

### clientId

`string`

## Returns

[`AuthSession`](../interfaces/AuthSession.md) \| `null`