diff --git a/docs/src/api.md b/docs/src/api.md
index b4f007fea8..7bd78fe826 100644
--- a/docs/src/api.md
+++ b/docs/src/api.md
@@ -14,6 +14,10 @@ Modules = [Enzyme, EnzymeCore, EnzymeCore.EnzymeRules, EnzymeTestUtils, Enzyme.A
 Order = [:macro, :function]
 ```
 
+```@docs
+Enzyme.Compiler.recursive_accumulate
+```
+
 ## Documentation
 
 ```@autodocs
diff --git a/src/compiler.jl b/src/compiler.jl
index 32dd293ece..5825c8a6ab 100644
--- a/src/compiler.jl
+++ b/src/compiler.jl
@@ -8732,8 +8732,13 @@ end
     end
 end
 
+"""
+    recursive_accumulate(x, y, f=identity)
+
+Recursive in-place accumulation that generalizes `x .+= f(y)` beyond arrays.
+"""
+function recursive_accumulate end
 
-# Recursively In-place accumulate(aka +=). E.g. generalization of x .+= f(y)
 @inline function recursive_accumulate(x::Core.Box, y::Core.Box, f::F = identity) where {F}
     recursive_accumulate(x.contents, y.contents, seen, f)
 end