There are 3 hosted Hydra plans: Development, Pro, and Enterprise

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Compute

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Storage

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Billing

Billing is pro-rated by the hour and charged at the end of each calendar month. You can update your billing information from the Billing page.

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Invoices

In the Billing page, you can view your invoices. Invoices provide details of pro-rated use of Compute, Storage, and the Subscription plan.