diff --git a/DifferentiationInterface/Project.toml b/DifferentiationInterface/Project.toml
index 6341e12e7..bdb7f1215 100644
--- a/DifferentiationInterface/Project.toml
+++ b/DifferentiationInterface/Project.toml
@@ -74,6 +74,7 @@ ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
 ComponentArrays = "b0b7db55-cfe3-40fc-9ded-d10e2dbeff66"
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
 Diffractor = "9f5e2b26-1114-432f-b630-d3fe2085c51c"
+Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 Enzyme = "7da242da-08ed-463a-9acd-ee780be4f1d9"
 ExplicitImports = "7d51a73a-1435-4ff3-83d9-f097790105c7"
 FastDifferentiation = "eb9bf01b-bf85-4b60-bf87-ee5de06c00be"
@@ -99,4 +100,4 @@ Tracker = "9f7883ad-71c0-57eb-9f7f-b5c9e6d3789c"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [targets]
-test = ["ADTypes", "Aqua", "ComponentArrays", "DataFrames", "ExplicitImports", "ForwardDiff", "JET", "JLArrays", "JuliaFormatter", "Pkg", "Random", "SparseArrays", "SparseConnectivityTracer", "SparseMatrixColorings", "StableRNGs", "StaticArrays", "Test", "Zygote"]
+test = ["ADTypes", "Aqua", "ComponentArrays", "DataFrames", "Documenter", "ExplicitImports", "ForwardDiff", "JET", "JLArrays", "JuliaFormatter", "Pkg", "Random", "SparseArrays", "SparseConnectivityTracer", "SparseMatrixColorings", "StableRNGs", "StaticArrays", "Test", "Zygote"]
diff --git a/DifferentiationInterface/test/Misc/Internals/_formalities.jl b/DifferentiationInterface/test/Misc/Internals/_formalities.jl
index c9145dfcc..b2eee7539 100644
--- a/DifferentiationInterface/test/Misc/Internals/_formalities.jl
+++ b/DifferentiationInterface/test/Misc/Internals/_formalities.jl
@@ -2,6 +2,7 @@
 
 using Aqua: Aqua
 using DifferentiationInterface
+using Documenter: Documenter
 using ExplicitImports
 using JET: JET
 using JuliaFormatter: JuliaFormatter
@@ -23,6 +24,13 @@ end
     @test JuliaFormatter.format(DifferentiationInterface; verbose=false, overwrite=false)
 end
 
+@testset "Documentation" begin
+    Documenter.doctest(DifferentiationInterface)
+    if VERSION >= v"1.11"
+        @test isempty(Docs.undocumented_names(DifferentiationInterface))
+    end
+end
+
 @testset "ExplicitImports" begin
     @test check_no_implicit_imports(DifferentiationInterface) === nothing
     @test check_no_stale_explicit_imports(DifferentiationInterface) === nothing
diff --git a/DifferentiationInterfaceTest/Project.toml b/DifferentiationInterfaceTest/Project.toml
index 536e5ba29..90b6e94a1 100644
--- a/DifferentiationInterfaceTest/Project.toml
+++ b/DifferentiationInterfaceTest/Project.toml
@@ -71,6 +71,7 @@ Aqua = "4c88cf16-eb10-579e-8560-4a9242c79595"
 ComponentArrays = "b0b7db55-cfe3-40fc-9ded-d10e2dbeff66"
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
 DifferentiationInterface = "a0c0ee7d-e4b9-4e03-894e-1c5f64a51d63"
+Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 ExplicitImports = "7d51a73a-1435-4ff3-83d9-f097790105c7"
 FiniteDiff = "6a86dc24-6348-571c-b903-95158fe2bd41"
 FiniteDifferences = "26cc04aa-876d-5657-8c51-4c34ba976000"
@@ -91,4 +92,4 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [targets]
-test = ["ADTypes", "Aqua", "ComponentArrays", "DataFrames", "DifferentiationInterface", "ExplicitImports", "FiniteDifferences", "Flux", "ForwardDiff", "JET", "JLArrays", "JuliaFormatter", "Pkg", "Random", "SparseArrays", "SparseConnectivityTracer", "SparseMatrixColorings", "StaticArrays", "Test", "Zygote"]
+test = ["ADTypes", "Aqua", "ComponentArrays", "DataFrames", "DifferentiationInterface", "Documenter", "ExplicitImports", "FiniteDifferences", "Flux", "ForwardDiff", "JET", "JLArrays", "JuliaFormatter", "Pkg", "Random", "SparseArrays", "SparseConnectivityTracer", "SparseMatrixColorings", "StaticArrays", "Test", "Zygote"]
diff --git a/DifferentiationInterfaceTest/test/formalities.jl b/DifferentiationInterfaceTest/test/formalities.jl
index b83b0a168..64cc29d1a 100644
--- a/DifferentiationInterfaceTest/test/formalities.jl
+++ b/DifferentiationInterfaceTest/test/formalities.jl
@@ -1,6 +1,7 @@
 using DifferentiationInterface
 using DifferentiationInterfaceTest
 using Aqua: Aqua
+using Documenter: Documenter
 using ExplicitImports
 using JET: JET
 using JuliaFormatter: JuliaFormatter
@@ -21,6 +22,13 @@ end
     JET.test_package(DifferentiationInterfaceTest; target_defined_modules=true)
 end
 
+@testset "Documentation" begin
+    Documenter.doctest(DifferentiationInterfaceTest)
+    if VERSION >= v"1.11"
+        @test isempty(Docs.undocumented_names(DifferentiationInterfaceTest))
+    end
+end
+
 @testset "ExplicitImports" begin
     @test_broken check_no_implicit_imports(DifferentiationInterfaceTest) === nothing
     @test_broken check_no_stale_explicit_imports(DifferentiationInterfaceTest) === nothing