Example code of how the interface is supported in EllipticalSliceSampling.jl: https://github.com/TuringLang/EllipticalSliceSampling.jl/blob/master/src/abstractmcmc.jl Support would also solve https://github.com/TuringLang/AdvancedHMC.jl/issues/184 and https://github.com/TuringLang/AdvancedHMC.jl/issues/101