In one embodiment, a continuous analyte sensor having more than one working electrode, and configured to reduce or eliminate crosstalk between the working electrodes. In another embodiment, a continuous analyte sensor having more than one working electrode, and configured so that a membrane system has equal thicknesses over each of the electrodes, despite having differing numbers of layers over each of the electrodes. In another embodiment, a configuration for connecting a continuous analyte sensor to sensor electronics. In another embodiment, methods for forming precise windows in an insulator material on a multi-electrode assembly. In another embodiment, a contact assembly for a continuous analyte sensor having more than one working electrode.