diff --git a/nodes/max/plantarium/array/src/input.json b/nodes/max/plantarium/array/src/input.json
index e76a61a..5e1d96a 100644
--- a/nodes/max/plantarium/array/src/input.json
+++ b/nodes/max/plantarium/array/src/input.json
@@ -1,10 +1,15 @@
 {
-  "value": {
-    "type": "float",
-    "value": 4.2
-  },
-  "amount": {
-    "type": "integer",
-    "value": 2
+  "outputs": [
+    "float"
+  ],
+  "inputs": {
+    "value": {
+      "type": "float",
+      "value": 4.2
+    },
+    "amount": {
+      "type": "integer",
+      "value": 2
+    }
   }
 }
diff --git a/nodes/max/plantarium/array/src/lib.rs b/nodes/max/plantarium/array/src/lib.rs
index f1c3399..1191177 100644
--- a/nodes/max/plantarium/array/src/lib.rs
+++ b/nodes/max/plantarium/array/src/lib.rs
@@ -1,11 +1,8 @@
-use macros::generate_input_types_file;
-use utils::{evaluate_args, generate_outputs, get_args};
+use macros::include_definition_file;
+use utils::{evaluate_args, get_args};
 use wasm_bindgen::prelude::*;
-// use web_sys::console;
 
-generate_outputs!(["float"]);
-
-generate_input_types_file!("src/input.json");
+include_definition_file!("src/input.json");
 
 #[wasm_bindgen]
 pub fn execute(input: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/float/src/input.json b/nodes/max/plantarium/float/src/input.json
index 4f3bc7b..b1c66a7 100644
--- a/nodes/max/plantarium/float/src/input.json
+++ b/nodes/max/plantarium/float/src/input.json
@@ -1,7 +1,12 @@
 {
-  "value": {
-    "type": "float",
-    "value": 0.1,
-    "internal": true
+  "outputs": [
+    "float"
+  ],
+  "inputs": {
+    "value": {
+      "type": "float",
+      "value": 0.1,
+      "internal": true
+    }
   }
 }
diff --git a/nodes/max/plantarium/float/src/lib.rs b/nodes/max/plantarium/float/src/lib.rs
index 0fa99d6..44838a6 100644
--- a/nodes/max/plantarium/float/src/lib.rs
+++ b/nodes/max/plantarium/float/src/lib.rs
@@ -1,9 +1,7 @@
-use macros::generate_input_types_file;
-use utils::generate_outputs;
+use macros::include_definition_file;
 use wasm_bindgen::prelude::*;
 
-generate_outputs!(["float"]);
-generate_input_types_file!("src/input.json");
+include_definition_file!("src/input.json");
 
 #[wasm_bindgen]
 pub fn execute(args: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/math/src/input.json b/nodes/max/plantarium/math/src/input.json
index de99158..48d9a2d 100644
--- a/nodes/max/plantarium/math/src/input.json
+++ b/nodes/max/plantarium/math/src/input.json
@@ -1,27 +1,32 @@
 {
-  "op_type": {
-    "label": "type",
-    "type": "select",
-    "labels": [
-      "add",
-      "subtract",
-      "multiply",
-      "divide"
-    ],
-    "internal": true,
-    "value": 0
-  },
-  "a": {
-    "type": "float",
-    "value": 2
-  },
-  "b": {
-    "type": "float",
-    "value": 2
-  },
-  "clip": {
-    "type": "boolean",
-    "value": 0,
-    "setting": "math.clipping"
+  "outputs": [
+    "float"
+  ],
+  "inputs": {
+    "op_type": {
+      "label": "type",
+      "type": "select",
+      "labels": [
+        "add",
+        "subtract",
+        "multiply",
+        "divide"
+      ],
+      "internal": true,
+      "value": 0
+    },
+    "a": {
+      "type": "float",
+      "value": 2
+    },
+    "b": {
+      "type": "float",
+      "value": 2
+    },
+    "clip": {
+      "type": "boolean",
+      "value": 0,
+      "setting": "math.clipping"
+    }
   }
 }
diff --git a/nodes/max/plantarium/math/src/lib.rs b/nodes/max/plantarium/math/src/lib.rs
index f7ba27e..4096b1e 100644
--- a/nodes/max/plantarium/math/src/lib.rs
+++ b/nodes/max/plantarium/math/src/lib.rs
@@ -1,10 +1,7 @@
-use macros::generate_input_types_file;
-use utils::generate_outputs;
+use macros::include_definition_file;
 use wasm_bindgen::prelude::*;
 
-generate_outputs!(["float"]);
-
-generate_input_types_file!("src/input.json");
+include_definition_file!("src/input.json");
 
 #[wasm_bindgen]
 pub fn execute(args: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/output/src/inputs.json b/nodes/max/plantarium/output/src/inputs.json
index 37912f0..16922a7 100644
--- a/nodes/max/plantarium/output/src/inputs.json
+++ b/nodes/max/plantarium/output/src/inputs.json
@@ -1,6 +1,9 @@
 {
-  "input": {
-    "type": "plant",
-    "external": true
+  "outputs": [],
+  "inputs": {
+    "input": {
+      "type": "plant",
+      "external": true
+    }
   }
 }
diff --git a/nodes/max/plantarium/output/src/lib.rs b/nodes/max/plantarium/output/src/lib.rs
index 4589e03..973d201 100644
--- a/nodes/max/plantarium/output/src/lib.rs
+++ b/nodes/max/plantarium/output/src/lib.rs
@@ -1,8 +1,8 @@
-use macros::generate_input_types_file;
+use macros::include_definition_file;
 use utils::evaluate_args;
 use wasm_bindgen::prelude::*;
 
-generate_input_types_file!("src/inputs.json");
+include_definition_file!("src/inputs.json");
 
 #[wasm_bindgen]
 pub fn execute(args: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/random/src/lib.rs b/nodes/max/plantarium/random/src/lib.rs
index 59b19b4..a62d940 100644
--- a/nodes/max/plantarium/random/src/lib.rs
+++ b/nodes/max/plantarium/random/src/lib.rs
@@ -1,26 +1,16 @@
+use macros::define_node;
 use wasm_bindgen::prelude::*;
 
-// lifted from the `console_log` example
-#[wasm_bindgen]
-extern "C" {
-    #[wasm_bindgen(js_namespace = console)]
-    fn log(s: &str);
-}
-
-#[wasm_bindgen]
-pub fn get_outputs() -> Vec<String> {
-    vec!["float".to_string()]
-}
-
-#[wasm_bindgen]
-pub fn get_input_types() -> String {
+define_node!(
     r#"{
-        "min": { "type": "float", "value": 2 },
-        "max": { "type": "float", "value": 2 },
-        "seed": { "type": "seed" }
+        "outputs": ["float"],
+        "inputs": {
+            "min": { "type": "float", "value": 2 },
+            "max": { "type": "float", "value": 2 },
+            "seed": { "type": "seed" }
+        }
     }"#
-    .to_string()
-}
+);
 
 #[wasm_bindgen]
 pub fn execute(args: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/stem/src/input.json b/nodes/max/plantarium/stem/src/input.json
index acffa31..48227e5 100644
--- a/nodes/max/plantarium/stem/src/input.json
+++ b/nodes/max/plantarium/stem/src/input.json
@@ -1,15 +1,20 @@
 {
-  "length": {
-    "type": "float",
-    "value": 2
-  },
-  "thickness": {
-    "type": "float",
-    "value": 2
-  },
-  "resolution": {
-    "type": "integer",
-    "value": 32,
-    "setting": "resolution.stem"
+  "outputs": [
+    "plant"
+  ],
+  "inputs": {
+    "length": {
+      "type": "float",
+      "value": 2
+    },
+    "thickness": {
+      "type": "float",
+      "value": 2
+    },
+    "resolution": {
+      "type": "integer",
+      "value": 32,
+      "setting": "resolution.stem"
+    }
   }
 }
diff --git a/nodes/max/plantarium/stem/src/lib.rs b/nodes/max/plantarium/stem/src/lib.rs
index 9a8f583..49bf1f6 100644
--- a/nodes/max/plantarium/stem/src/lib.rs
+++ b/nodes/max/plantarium/stem/src/lib.rs
@@ -1,10 +1,9 @@
-use macros::generate_input_types_file;
-use utils::{evaluate_args, generate_outputs, get_args};
+use macros::include_definition_file;
+use utils::{evaluate_args, get_args};
 use wasm_bindgen::prelude::*;
 use web_sys::console;
 
-generate_outputs!(["plant"]);
-generate_input_types_file!("src/input.json");
+include_definition_file!("src/input.json");
 
 #[wasm_bindgen]
 pub fn execute(input: &[i32]) -> Vec<i32> {
diff --git a/nodes/max/plantarium/sum/src/input.json b/nodes/max/plantarium/sum/src/input.json
index 49b3de7..275e6d4 100644
--- a/nodes/max/plantarium/sum/src/input.json
+++ b/nodes/max/plantarium/sum/src/input.json
@@ -1,7 +1,12 @@
 {
-  "array": {
-    "type": "float",
-    "value": 2,
-    "external": true
+  "outputs": [
+    "float"
+  ],
+  "inputs": {
+    "array": {
+      "type": "float",
+      "value": 2,
+      "external": true
+    }
   }
 }
diff --git a/nodes/max/plantarium/sum/src/lib.rs b/nodes/max/plantarium/sum/src/lib.rs
index 3e8c4bb..52886f4 100644
--- a/nodes/max/plantarium/sum/src/lib.rs
+++ b/nodes/max/plantarium/sum/src/lib.rs
@@ -1,10 +1,8 @@
-use macros::generate_input_types_file;
-use utils::{decode_float, encode_float, generate_outputs};
+use macros::include_definition_file;
+use utils::{decode_float, encode_float};
 use wasm_bindgen::prelude::*;
 
-generate_outputs!(["float"]);
-
-generate_input_types_file!("src/input.json");
+include_definition_file!("src/input.json");
 
 #[wasm_bindgen]
 pub fn execute(input: &[i32]) -> Vec<i32> {
diff --git a/packages/macros/src/lib.rs b/packages/macros/src/lib.rs
index 1b6dc52..6db4c93 100644
--- a/packages/macros/src/lib.rs
+++ b/packages/macros/src/lib.rs
@@ -8,7 +8,7 @@ use std::path::Path;
 use syn::{parse_macro_input, LitStr};
 
 #[proc_macro]
-pub fn generate_input_types(input: TokenStream) -> TokenStream {
+pub fn define_node(input: TokenStream) -> TokenStream {
     let input_string = parse_macro_input!(input as LitStr).value();
 
     // Validate JSON format
@@ -23,7 +23,7 @@ pub fn generate_input_types(input: TokenStream) -> TokenStream {
     // Generate the output function
     let expanded = quote! {
         #[wasm_bindgen]
-        pub fn get_input_types() -> String {
+        pub fn get_definition() -> String {
             String::from(#formatted_json)
         }
     };
@@ -33,7 +33,7 @@ pub fn generate_input_types(input: TokenStream) -> TokenStream {
 }
 
 #[proc_macro]
-pub fn generate_input_types_file(input: TokenStream) -> TokenStream {
+pub fn include_definition_file(input: TokenStream) -> TokenStream {
     let file_path = syn::parse_macro_input!(input as syn::LitStr).value();
 
     // Retrieve the directory containing the Cargo.toml file
@@ -55,7 +55,7 @@ pub fn generate_input_types_file(input: TokenStream) -> TokenStream {
     // Generate the function that returns the JSON string
     let expanded = quote! {
         #[wasm_bindgen]
-        pub fn get_input_types() -> String {
+        pub fn get_definition() -> String {
             String::from(#json_content)
         }
     };
diff --git a/packages/node-registry/src/lib/registry.ts b/packages/node-registry/src/lib/registry.ts
index fa1f692..5dadd66 100644
--- a/packages/node-registry/src/lib/registry.ts
+++ b/packages/node-registry/src/lib/registry.ts
@@ -1,7 +1,5 @@
 import { createWasmWrapper } from "@nodes/utils"
 
-
-
 export async function getNodeWasm(id: `${string}/${string}/${string}`) {
 
   const wasmResponse = await fetch(`/n/${id}/wasm`);
@@ -23,14 +21,11 @@ export async function getNode(id: `${string}/${string}/${string}`) {
 
   const wrapper = await getNodeWasm(id);
 
-  const outputs = wrapper?.get_outputs?.() || [];
-  const rawInputs = wrapper.get_inputs();
+  const { inputs, outputs } = wrapper?.get_definition?.();
   try {
-    const inputTypes = JSON.parse(rawInputs);
-    return { id, outputs, inputs: inputTypes }
+    return { id, inputs, outputs }
   } catch (e) {
-    console.log(rawInputs);
-    console.log("Failed to parse input types for node", { id, rawInputs });
+    console.log("Failed to parse input types for node", { id });
   }
 
 
diff --git a/packages/utils/package.json b/packages/utils/package.json
index ae6ce9b..56f51a3 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -8,5 +8,8 @@
   },
   "keywords": [],
   "author": "",
-  "license": "ISC"
+  "license": "ISC",
+  "dependencies": {
+    "@nodes/types": "link:../types"
+  }
 }
diff --git a/packages/utils/src/lib.rs b/packages/utils/src/lib.rs
index 7935d78..266e5f2 100644
--- a/packages/utils/src/lib.rs
+++ b/packages/utils/src/lib.rs
@@ -16,13 +16,3 @@ pub fn set_panic_hook() {
     #[cfg(feature = "console_error_panic_hook")]
     console_error_panic_hook::set_once();
 }
-
-#[macro_export]
-macro_rules! generate_outputs {
-    ([$($item:expr),* $(,)?]) => {
-        #[wasm_bindgen]
-        pub fn get_outputs() -> Vec<String> {
-            vec![$($item.to_string()),*]
-        }
-    };
-}
diff --git a/packages/utils/src/wasm-wrapper.ts b/packages/utils/src/wasm-wrapper.ts
index cd7c2e1..71c8982 100644
--- a/packages/utils/src/wasm-wrapper.ts
+++ b/packages/utils/src/wasm-wrapper.ts
@@ -1,6 +1,7 @@
+import { NodeType } from "@nodes/types";
 
 const cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
-const cachedTextEncoder = new TextEncoder('utf-8');
+const cachedTextEncoder = new TextEncoder();
 
 
 const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
@@ -107,36 +108,19 @@ export function createWasmWrapper() {
     return addHeapObject(ret);
   };
 
-  function get_outputs() {
-    if (wasm === undefined || !wasm.get_outputs) {
-      return [];
-    }
-
-    try {
-      const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
-      wasm.get_outputs(retptr);
-      var r0 = getInt32Memory0()[retptr / 4 + 0];
-      var r1 = getInt32Memory0()[retptr / 4 + 1];
-      var v1 = getArrayJsValueFromWasm0(r0, r1).slice();
-      wasm.__wbindgen_free(r0, r1 * 4, 4);
-      return v1;
-    } finally {
-      wasm.__wbindgen_add_to_stack_pointer(16);
-    }
-  }
-
   // Additional methods and their internal helpers can also be refactored in a similar manner.
-  function get_inputs() {
+  function get_definition() {
     let deferred1_0: number;
     let deferred1_1: number;
     try {
       const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
-      wasm.get_input_types(retptr);
+      wasm.get_definition(retptr);
       var r0 = getInt32Memory0()[retptr / 4 + 0];
       var r1 = getInt32Memory0()[retptr / 4 + 1];
       deferred1_0 = r0;
       deferred1_1 = r1;
-      return getStringFromWasm0(r0, r1);
+      const string = getStringFromWasm0(r0, r1);
+      return JSON.parse(string) as Omit<NodeType, "id">;
     } finally {
       wasm.__wbindgen_add_to_stack_pointer(16);
       wasm.__wbindgen_free(deferred1_0, deferred1_1, 1);
@@ -144,7 +128,7 @@ export function createWasmWrapper() {
   }
 
 
-  function execute(args) {
+  function execute(args: Int32Array) {
     try {
       const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
       const ptr0 = passArray32ToWasm0(args, wasm.__wbindgen_malloc);
@@ -160,7 +144,6 @@ export function createWasmWrapper() {
     }
   }
 
-
   function passStringToWasm0(arg: string, malloc: (arg0: any, arg1: number) => number, realloc: ((arg0: number, arg1: any, arg2: number, arg3: number) => number) | undefined) {
 
     if (realloc === undefined) {
@@ -245,8 +228,7 @@ export function createWasmWrapper() {
 
     // Expose other methods that interact with the wasm instance
     execute,
-    get_outputs,
-    get_inputs,
+    get_definition,
 
     __wbindgen_string_new,
     __wbindgen_object_drop_ref,
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index aa0244a..a4c5d83 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -255,7 +255,11 @@ importers:
         specifier: ^1.5.0
         version: 1.5.0
 
-  packages/utils: {}
+  packages/utils:
+    dependencies:
+      '@nodes/types':
+        specifier: link:../types
+        version: link:../types
 
 packages: