# Add Credit Balance in OpenAI
1. Log in at[ https://platform.openai.com/login](https://platform.openai.com/login).
2. Click **Settings** (top right corner).
3. Go to **Billing** in the left-hand menu.
4. Click **Add to credit balance**. (If you have not setup the payment method, the button will show **Add payment details**)
5. Select the **amount** and **payment method**, then click **Continue**.
6. Click **Confirm Payment**.
7. (Optional) You can also enable **Auto-recharge** so your credits top up automatically in the future.
**Token Usage**
Token usage may be different for every response. It depends on things like how complex the reply is, the input you give, the output generated, and which GPT model you use. You can easily check and monitor all token usage in your OpenAI account under the Usage section.
