# Fees

AI Service Fee

AI responses require a separate **AI Service Fee**, independent of the funds in your MPC wallet.

If your balance falls below 1 USDC, a prompt will notify you to recharge using USDC on Base, or USDC/USDT on Ethereum.

<figure><img src="https://864337830-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEn9ViPLVOHY6HtHnbKVa%2Fuploads%2FuDj4Qlj1tQiCbMO27jfe%2Fimage.png?alt=media&#x26;token=4c22d715-0221-4745-9912-f7cb1a2fc9f3" alt=""><figcaption></figcaption></figure>

<figure><img src="https://864337830-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEn9ViPLVOHY6HtHnbKVa%2Fuploads%2FIW4q3fwurOD8mtKC16xC%2Fimage.png?alt=media&#x26;token=c3a0ae6c-6d77-49df-9012-b7c70f71b4ee" alt=""><figcaption></figcaption></figure>

#### Assets

Funds deposited in the **Base MPC Wallet** can be recharged, transferred, or withdrawn at any time.

<figure><img src="https://864337830-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEn9ViPLVOHY6HtHnbKVa%2Fuploads%2FgjmfNwy8kV5at1oLgWiR%2Fimage.png?alt=media&#x26;token=87cc02e9-f7b3-4247-9fec-aef03358501e" alt=""><figcaption></figcaption></figure>