Level 1 data, Top of Book data, includes the best bid and best ask. If you are chart trading, this is the data you are using.

Level 2 data, Depth of Market data, includes 5-10 of the best bid and ask prices so you can see sell and buy orders waiting to be placed. If you are DOM or Matrix trading, this is the data you are using.
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The CME charges fees for all data provided to accounts. Alpha Futures includes your Level 1 (Top of Book) data fees with your Monthly Evaluation Subscription Fee along with Activation Fees, there is no additional charge for this.

Traders who would like to receive Level 2 (Depth of Market) Data for all exchanges can upgrade from their dashboard for $39 per month.
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The $39/month is per USER, not per account.
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You can find your market data subscription in the Billing Details section of your dash and upgrade or cancel at any time.
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