diff --git a/Project.toml b/Project.toml
index 9fe750cda..eef2514e5 100644
--- a/Project.toml
+++ b/Project.toml
@@ -23,6 +23,7 @@ IntervalSets = "8197267c-284f-5f27-9208-e0e47529a953"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 LogDensityProblems = "6fdf6af0-433a-55f7-b3ed-c6c6e0b8df7c"
 LogDensityProblemsAD = "996a588d-648d-4e1f-a8f0-a84b347e47b1"
+MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
 NamedTupleTools = "d9ec5142-1e00-5aa0-9d6a-321866360f50"
 PaddedViews = "5432bcbf-9aad-5242-b902-cca2824c8663"
 ParameterHandling = "2412ca09-6db7-441c-8e3a-88d5709968c5"
@@ -62,8 +63,8 @@ ComradePigeonsExt = "Pigeons"
 ComradePyehtimExt = "Pyehtim"
 
 [compat]
-Accessors = "0.1"
 AbstractMCMC = "3, 4, 5"
+Accessors = "0.1"
 AdvancedHMC = "0.6"
 ArgCheck = "2"
 AstroTime = "0.6,0.7"
@@ -80,8 +81,8 @@ FillArrays = "0.12, 0.13, 1"
 ForwardDiff = "0.9, 0.10"
 HypercubeTransform = "0.4"
 IntervalSets = "0.6, 0.7"
-LogDensityProblemsAD = "1"
 LogDensityProblems = "2"
+LogDensityProblemsAD = "1"
 Makie = "0.21"
 NamedTupleTools = "0.13,0.14"
 NestedSamplers = "0.8"
diff --git a/src/skymodels/macro.jl b/src/skymodels/macro.jl
new file mode 100644
index 000000000..232db2bef
--- /dev/null
+++ b/src/skymodels/macro.jl
@@ -0,0 +1,38 @@
+using MacroTools
+using NamedTupleTools
+
+
+# Idea
+#  1. capture all tilde statements and convert them to a NamedTupleDist
+#  2. capture all equals signs and convert make a function with a gensym name
+#  3. capture all arguments and make a named tuple with them as metadata
+
+
+macro sky(expr)
+    # println(expr)
+    def = splitdef(expr)
+    name = def[:name]
+    args = def[:args]
+    kwargs = def[:kwargs]
+    body = def[:body]
+
+    g = args[1]
+    gexpr = Expr(:kw, g, esc(g))
+    metadata = build_metadata([kwargs...,gexpr])
+    prior    = build_prior(metadata, body)
+    # skym     = build_sky(args, kwargs, body)
+    return quote
+        $metadata
+        # $(esc(name)) = SkyModel($skym, $prior, $g; metadata=$metadata)
+        # $name = SkyModel($skym, $prior, $g; metadata=$metadata)
+    end
+end
+
+function build_metadata(kwargs)
+    isempty(kwargs) && return nothing
+    return Expr(:tuple, Expr(:parameters, kwargs..., (:)))
+end
+
+function build_prior(metadata, body)
+
+end