A process to perform an endothermic methane pyrolysis reaction, said process comprising the steps of: a) providing at least one fluidized bed reactor comprising at least two electrodes, a bed comprising particles, and optionally a solid discharge system; b) putting the particles of the bed in a fluidized state by passing upwardly through the said bed a fluid stream, to obtain a fluidized bed; c) heating the fluidized bed to a temperature ranging from 500°C to 1200°C to conduct the endothermic methane pyrolysis reaction to produce a reactor effluent comprising at least solid carbon, one or more hydrocarbons having at least two carbons and hydrogen; d) optionally recovering from the reactor effluent produced at step (c) the one or more hydrocarbons having at least two carbons and hydrogen; characterized in that the particles of the bed comprise electrically conductive particles and particles of a catalytic composition, wherein at least 10 wt.% of the particles based on the total weight of the particles of the bed are electrically conductive particles and have a resistivity ranging from 0.001 Ohm.cm to 500 Ohm.cm at 800°C, wherein the catalytic composition comprises a catalytic support and one or more metallic compounds; selected from Ca, Mg, Ba, Y, La, Sc, Ce, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Ru, Co, Rh, Ir, Ni, Pd, Cu, Ag, Au, Zn, Al, Ga, Si, Ge, In, Sn, Pb, or Bi; in that the electrically conductive particles of the bed are or comprise one or more selected from one or more metallic alloys, one or more non-metallic resistors, one or more metallic carbides, one or more transition metal nitrides, one or more metallic phosphides, graphite, carbon black, one or more superionic conductors, one or more phosphate electrolytes, one or more mixed oxides being doped with one or more lower-valent cations, one or more mixed sulphide being doped with one or more lower-valent cations, and/or any mixture thereof; in that the void fraction of the bed is ranging from 0.5 to 0.8; and in that the step (c) of heating the fluidized bed is performed by passing an electric current through the fluidized bed. a) providing at least one fluidized bed reactor comprising at least two electrodes, a bed comprising particles, and optionally a solid discharge system; b) putting the particles of the bed in a fluidized state by passing upwardly through the said bed a fluid stream, to obtain a fluidized bed; c) heating the fluidized bed to a temperature ranging from 500°C to 1200°C to conduct the endothermic methane pyrolysis reaction to produce a reactor effluent comprising at least solid carbon, one or more hydrocarbons having at least two carbons and hydrogen; d) optionally recovering from the reactor effluent produced at step (c) the one or more hydrocarbons having at least two carbons and hydrogen; characterized in that the particles of the bed comprise electrically conductive particles and particles of a catalytic composition, wherein at least 10 wt.% of the particles based on the total weight of the particles of the bed are electrically conductive particles and have a resistivity ranging from 0.001 Ohm.cm to 500 Ohm.cm at 800°C, wherein the catalytic composition comprises a catalytic support and one or more metallic compounds; selected from Ca, Mg, Ba, Y, La, Sc, Ce, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Ru, Co, Rh, Ir, Ni, Pd, Cu, Ag, Au, Zn, Al, Ga, Si, Ge, In, Sn, Pb, or Bi; in that the electrically conductive particles of the bed are or comprise one or more selected from one or more metallic alloys, one or more non-metallic resistors, one or more metallic carbides, one or more transition metal nitrides, one or more metallic phosphides, graphite, carbon black, one or more superionic conductors, one or more phosphate electrolytes, one or more mixed oxides being doped with one or more lower-valent cations, one or more mixed sulphide being doped with one or more lower-valent cations, and/or any mixture thereof; in that the void fraction of the bed is ranging from 0.5 to 0.8; and in that the step (c) of heating the fluidized bed is performed by passing an electric current through the fluidized bed.