diff --git a/experiments/AMIP/components/land/climaland_bucket.jl b/experiments/AMIP/components/land/climaland_bucket.jl
index d4181cfd4..3d2f5897b 100644
--- a/experiments/AMIP/components/land/climaland_bucket.jl
+++ b/experiments/AMIP/components/land/climaland_bucket.jl
@@ -7,7 +7,7 @@ import ClimaParams
 import Thermodynamics as TD
 import ClimaLand as CL
 import ClimaLand.Parameters as LP
-import ClimaCoupler: FluxCalculator, Interfacer
+import ClimaCoupler: Checkpointer, FluxCalculator, Interfacer
 
 ###
 ### Functions required by ClimaCoupler.jl for a SurfaceModelSimulation
@@ -231,11 +231,11 @@ function FluxCalculator.surface_thermo_state(
 end
 
 """
-    get_model_prog_state(sim::BucketSimulation)
+    Checkpointer.get_model_prog_state(sim::BucketSimulation)
 
 Extension of Checkpointer.get_model_prog_state to get the model state.
 """
-function get_model_prog_state(sim::BucketSimulation)
+function Checkpointer.get_model_prog_state(sim::BucketSimulation)
     return sim.integrator.u.bucket
 end
 
diff --git a/experiments/AMIP/components/ocean/eisenman_seaice.jl b/experiments/AMIP/components/ocean/eisenman_seaice.jl
index 17c62c44c..4df68156f 100644
--- a/experiments/AMIP/components/ocean/eisenman_seaice.jl
+++ b/experiments/AMIP/components/ocean/eisenman_seaice.jl
@@ -1,7 +1,7 @@
 import SciMLBase
 import ClimaCore as CC
 import ClimaTimeSteppers as CTS
-import ClimaCoupler: FluxCalculator, Interfacer
+import ClimaCoupler: Checkpointer, FluxCalculator, Interfacer
 
 ###
 ### Functions required by ClimaCoupler.jl for a SurfaceModelSimulation
@@ -165,11 +165,11 @@ function FluxCalculator.update_turbulent_fluxes_point!(
 end
 
 """
-    get_model_prog_state(sim::EisenmanIceSimulation)
+    Checkpointer.get_model_prog_state(sim::EisenmanIceSimulation)
 
 Extension of Checkpointer.get_model_prog_state to get the model state.
 """
-function get_model_prog_state(sim::EisenmanIceSimulation)
+function Checkpointer.get_model_prog_state(sim::EisenmanIceSimulation)
     return sim.integrator.u
 end
 
diff --git a/experiments/AMIP/components/ocean/prescr_seaice.jl b/experiments/AMIP/components/ocean/prescr_seaice.jl
index eace4ddf7..103375cac 100644
--- a/experiments/AMIP/components/ocean/prescr_seaice.jl
+++ b/experiments/AMIP/components/ocean/prescr_seaice.jl
@@ -2,7 +2,7 @@ import SciMLBase
 import ClimaCore as CC
 import ClimaTimeSteppers as CTS
 import Thermodynamics as TD
-import ClimaCoupler: BCReader, FluxCalculator, Interfacer, Regridder, Utilities
+import ClimaCoupler: BCReader, Checkpointer, FluxCalculator, Interfacer, Regridder, Utilities
 
 include("../slab_utils.jl")
 
@@ -141,11 +141,11 @@ function FluxCalculator.update_turbulent_fluxes_point!(
 end
 
 """
-    get_model_prog_state(sim::PrescribedIceSimulation)
+    Checkpointer.get_model_prog_state(sim::PrescribedIceSimulation)
 
 Extension of Checkpointer.get_model_prog_state to get the model state.
 """
-function get_model_prog_state(sim::PrescribedIceSimulation)
+function Checkpointer.get_model_prog_state(sim::PrescribedIceSimulation)
     return sim.integrator.u
 end
 
diff --git a/experiments/AMIP/components/ocean/slab_ocean.jl b/experiments/AMIP/components/ocean/slab_ocean.jl
index f53ad7cb6..5605e0c99 100644
--- a/experiments/AMIP/components/ocean/slab_ocean.jl
+++ b/experiments/AMIP/components/ocean/slab_ocean.jl
@@ -1,7 +1,7 @@
 import SciMLBase
 import ClimaCore as CC
 import ClimaTimeSteppers as CTS
-import ClimaCoupler: BCReader, FluxCalculator, Interfacer, Utilities
+import ClimaCoupler: BCReader, Checkpointer, FluxCalculator, Interfacer, Utilities
 
 include("../slab_utils.jl")
 
@@ -153,11 +153,11 @@ function FluxCalculator.update_turbulent_fluxes_point!(
 end
 
 """
-    get_model_prog_state(sim::SlabOceanSimulation)
+    Checkpointer.get_model_prog_state(sim::SlabOceanSimulation)
 
 Extension of Checkpointer.get_model_prog_state to get the model state.
 """
-function get_model_prog_state(sim::SlabOceanSimulation)
+function Checkpointer.get_model_prog_state(sim::SlabOceanSimulation)
     return sim.integrator.u
 end
 
diff --git a/experiments/AMIP/coupler_driver.jl b/experiments/AMIP/coupler_driver.jl
index 05715aec8..87184c08d 100644
--- a/experiments/AMIP/coupler_driver.jl
+++ b/experiments/AMIP/coupler_driver.jl
@@ -595,7 +595,7 @@ is specified in the `config_dict` dictionary. The `restart_t` field specifies th
 
 if restart_dir !== "unspecified"
     for sim in cs.model_sims
-        if get_model_prog_state(sim) !== nothing
+        if Checkpointer.get_model_prog_state(sim) !== nothing
             Checkpointer.restart_model_state!(sim, comms_ctx, restart_t; input_dir = restart_dir)
         end
     end
diff --git a/experiments/AMIP/user_io/amip_visualizer.jl b/experiments/AMIP/user_io/amip_visualizer.jl
index 97deb2682..f1e7797e5 100644
--- a/experiments/AMIP/user_io/amip_visualizer.jl
+++ b/experiments/AMIP/user_io/amip_visualizer.jl
@@ -13,6 +13,7 @@ include("plot_helper.jl")
         files_root = ".hdf5",
         fig_name = "amip_paperplots",
     )
+
 Coordinates the postprocessing and plotting of sample fields (specified in `post_spec`)
 of the last monthly mean file. Any specific plot customization should be done here.
 """
diff --git a/experiments/AMIP/user_io/user_logging.jl b/experiments/AMIP/user_io/user_logging.jl
index f891822e9..a591b8600 100644
--- a/experiments/AMIP/user_io/user_logging.jl
+++ b/experiments/AMIP/user_io/user_logging.jl
@@ -19,7 +19,7 @@ This is a callback function that checkpoints all simulations defined in the curr
 """
 function checkpoint_sims(cs::Interfacer.CoupledSimulation, _)
     for sim in cs.model_sims
-        if get_model_prog_state(sim) !== nothing
+        if Checkpointer.get_model_prog_state(sim) !== nothing
             t = Dates.datetime2epochms(cs.dates.date[1])
             t0 = Dates.datetime2epochms(cs.dates.date0[1])
             Checkpointer.checkpoint_model_state(sim, cs.comms_ctx, Int((t - t0) / 1e3), output_dir = cs.dirs.artifacts)