This links gives examples of what the premium assistance for coverage in the exchanges could look like.
Under the Patient Protection Affordable Care Act there will be federal subsidies offered through health insurance exchanges. Essentially the federal government is going to pay a portion of the premium if you qualify.
The plan design will have a maximum out of pocket cost in the $6,250 range. This does not include premium. These plans will have to have an actuarial value of 70%. This means the plan will pay 70% of the medical cost. Plan deigns could vary in the forms of deductible and co pays.