The free Prime membership, however, is exclusive to front-line workers, the company told Fortune. Corporate employees will still need to shell out the full amount to buy their own subscriptions. However, all employees, both logistics and corporate, will continue to receive 10% off Amazon merchandise, up to a maximum discount of $100 per year.

Amazon recently announced pay raises for thousands of its employees in Tennessee, including those at the new Knoxville warehouse and the high-tech fulfillment center in Alcoa. The company is increasing hourly wages for its warehouse and delivery workers as part of a broader effort to improve pay nationwide.

Amazon has announced an increase in average total compensation for its fulfilment and transportation employees in the US. This marks the company's largest investment in pay and benefits for these workers to date.

Amazon is increasing its minimum wage base pay to more than 22 dollars an hour. That’s a dollar-50 higher than it had been. You add that up over a year, that comes to more than 45 thousand dollars a year.

Amazon is increasing wages for its U.S. warehouse workers and contracted delivery drivers to over $22 an hour, up from $20.50. This raise is part of a $2.1 billion investment in its logistics network aimed at supporting employees.