A battery cell, a battery, a power consuming apparatus, and a method and apparatus for manufacturing the battery cell are described. The battery cell includes a housing, an electrode assembly, and an end cap. The electrode assembly is accommodated in the housing. The end cap includes a first body portion and a first protrusion. The first body portion surrounds an edge of the first protrusion and is configured to be connected to the housing, the first protrusion protrudes relative to the first body portion in a direction away from the electrode assembly in a thickness direction of the end cap, and a first accommodating space is formed inside the first protrusion and is configured to accommodate at least a part of a tab of the electrode assembly. The first body portion is provided with a reinforcement portion being configured to enhance the stiffness of the first body portion.