diff --git a/src/EAFunds/EAFunds_Form.bs.js b/src/EAFunds/EAFunds_Form.bs.js
index 7b06776a..390f1675 100644
--- a/src/EAFunds/EAFunds_Form.bs.js
+++ b/src/EAFunds/EAFunds_Form.bs.js
@@ -1,133 +1,8 @@
 'use strict';
 
-var $$Array = require("bs-platform/lib/js/array.js");
-var Curry = require("bs-platform/lib/js/curry.js");
-var React = require("react");
-var Antd_Radio = require("bs-ant-design-alt/src/Antd_Radio.js");
-var Belt_Array = require("bs-platform/lib/js/belt_Array.js");
-var EAFunds_Data$ProbExample = require("./EAFunds_Data.bs.js");
 var EAFunds_Model$ProbExample = require("./EAFunds_Model.bs.js");
 
-function handleChange(handleChange$1, $$event) {
-  return Curry._1(handleChange$1, $$event.target.value);
-}
+var model = EAFunds_Model$ProbExample.Interface.model;
 
-function get(state, field) {
-  switch (field) {
-    case /* Group */0 :
-        return state[/* group */0];
-    case /* Year */1 :
-        return state[/* year */1];
-    case /* Output */2 :
-        return state[/* output */2];
-    
-  }
-}
-
-function set(state, field, value) {
-  switch (field) {
-    case /* Group */0 :
-        return /* record */[
-                /* group */value,
-                /* year */state[/* year */1],
-                /* output */state[/* output */2]
-              ];
-    case /* Year */1 :
-        return /* record */[
-                /* group */state[/* group */0],
-                /* year */value,
-                /* output */state[/* output */2]
-              ];
-    case /* Output */2 :
-        return /* record */[
-                /* group */state[/* group */0],
-                /* year */state[/* year */1],
-                /* output */value
-              ];
-    
-  }
-}
-
-var Form = {
-  get: get,
-  set: set
-};
-
-function EAFunds_Form(Props) {
-  var match = React.useState((function () {
-          return /* record */[
-                  /* group */"Animal Welfare Fund",
-                  /* year */2021,
-                  /* output */"Donations"
-                ];
-        }));
-  var setForm = match[1];
-  var form = match[0];
-  var match$1 = React.useState((function () {
-          return "Donations";
-        }));
-  var setProperty = match$1[1];
-  var property = match$1[0];
-  var foundGroup = Belt_Array.getBy(EAFunds_Data$ProbExample.funds, (function (r) {
-          return r[/* name */1] === form[/* group */0];
-        }));
-  var foundProperty;
-  switch (property) {
-    case "Donations" :
-        foundProperty = /* DONATIONS */0;
-        break;
-    case "Payouts" :
-        foundProperty = /* PAYOUTS */1;
-        break;
-    default:
-      foundProperty = undefined;
-  }
-  return React.createElement(React.Fragment, undefined, React.createElement("input", {
-                  type: "number",
-                  value: form[/* year */1].toString(),
-                  onChange: (function (param) {
-                      var r = param.target.value;
-                      var r$1 = Number(r);
-                      if (r$1 >= 2020.0 && r$1 <= 2050.0) {
-                        return Curry._1(setForm, (function (param) {
-                                      return set(form, /* Year */1, r$1);
-                                    }));
-                      } else {
-                        return /* () */0;
-                      }
-                    })
-                }), React.createElement(Antd_Radio.Group.make, {
-                  value: form[/* group */0],
-                  onChange: (function (param) {
-                      var r = param.target.value;
-                      return Curry._1(setForm, (function (param) {
-                                    return set(form, /* Group */0, r);
-                                  }));
-                    }),
-                  children: $$Array.map((function (f) {
-                          return React.createElement(Antd_Radio.make, {
-                                      value: f[/* name */1],
-                                      children: f[/* name */1]
-                                    });
-                        }), EAFunds_Data$ProbExample.funds)
-                }), React.createElement(Antd_Radio.Group.make, {
-                  value: property,
-                  onChange: (function (param) {
-                      return Curry._1(setProperty, param.target.value);
-                    }),
-                  children: null
-                }, React.createElement(Antd_Radio.make, {
-                      value: "Donations",
-                      children: "Donations"
-                    }), React.createElement(Antd_Radio.make, {
-                      value: "Payouts",
-                      children: "Payouts"
-                    })), foundGroup !== undefined && foundProperty !== undefined ? EAFunds_Model$ProbExample.run(foundGroup[/* group */0], form[/* year */1], foundProperty) : "");
-}
-
-var make = EAFunds_Form;
-
-exports.handleChange = handleChange;
-exports.Form = Form;
-exports.make = make;
-/* react Not a pure module */
+exports.model = model;
+/* EAFunds_Model-ProbExample Not a pure module */
diff --git a/src/EAFunds/EAFunds_Form.re b/src/EAFunds/EAFunds_Form.re
index 02750e7d..24e2a994 100644
--- a/src/EAFunds/EAFunds_Form.re
+++ b/src/EAFunds/EAFunds_Form.re
@@ -1,72 +1 @@
-open EAFunds_Data;
-
-let handleChange = (handleChange, event) =>
-  handleChange(ReactEvent.Form.target(event)##value);
-
-module Form = [%lenses
-  type state = {
-    group: string,
-    year: float,
-    output: string,
-  }
-];
-
-[@react.component]
-let make = () => {
-  let (form, setForm) =
-    React.useState(() =>
-      {Form.group: "Animal Welfare Fund", year: 2021., output: "Donations"}
-    );
-  let (property, setProperty) = React.useState(() => "Donations");
-  let foundGroup =
-    Belt.Array.getBy(EAFunds_Data.funds, r => r.name === form.group);
-  let foundProperty =
-    switch (property) {
-    | "Donations" => Some(DONATIONS)
-    | "Payouts" => Some(PAYOUTS)
-    | _ => None
-    };
-  <>
-    <input
-      type_="number"
-      value={Form.get(form, Year) |> Js.Float.toString}
-      onChange={handleChange(r =>
-        switch (Js.Float.fromString(r)) {
-        | r when r >= 2020.0 && r <= 2050.0 =>
-          setForm(_ => Form.set(form, Form.Year, r))
-        | _ => ()
-        }
-      )}
-    />
-    <Antd.Radio.Group
-      value={Form.get(form, Group)}
-      onChange={handleChange(r =>
-        setForm(_ => Form.set(form, Form.Group, r))
-      )}>
-      {EAFunds_Data.funds
-       |> Array.map(f =>
-            <Antd.Radio value={f.name}>
-              {f.name |> ReasonReact.string}
-            </Antd.Radio>
-          )
-       |> ReasonReact.array}
-    </Antd.Radio.Group>
-    <Antd.Radio.Group
-      value=property onChange={handleChange(r => setProperty(r))}>
-      <Antd.Radio value="Donations">
-        {"Donations" |> ReasonReact.string}
-      </Antd.Radio>
-      <Antd.Radio value="Payouts">
-        {"Payouts" |> ReasonReact.string}
-      </Antd.Radio>
-    </Antd.Radio.Group>
-    {(
-       switch (foundGroup, foundProperty) {
-       | (Some(g), Some(f)) =>
-         EAFunds_Model.run(g.group, Form.get(form, Year), f)
-       | _ => ""
-       }
-     )
-     |> ReasonReact.string}
-  </>;
-};
\ No newline at end of file
+let model = EAFunds_Model.Interface.model;
\ No newline at end of file
diff --git a/src/EAFunds/EAFunds_Form2.re b/src/EAFunds/EAFunds_Form2.re
index 6d0f9844..30c3f9ec 100644
--- a/src/EAFunds/EAFunds_Form2.re
+++ b/src/EAFunds/EAFunds_Form2.re
@@ -34,11 +34,13 @@ let make = () => {
                   {r.name |> ReasonReact.string}
                 </th>
                 <th className="px-4 py-2 border font-normal">
-                  {EAFunds_Model.run(r.group, year, DONATIONS)
+                  {EAFunds_Model.go(r.group, year, DONATIONS)
+                   |> Model.InputTypes.to_string
                    |> ReasonReact.string}
                 </th>
                 <th className="px-4 py-2 border font-normal">
-                  {EAFunds_Model.run(r.group, year, PAYOUTS)
+                  {EAFunds_Model.go(r.group, year, PAYOUTS)
+                   |> Model.InputTypes.to_string
                    |> ReasonReact.string}
                 </th>
               </tr>
diff --git a/src/EAFunds/EAFunds_Model.bs.js b/src/EAFunds/EAFunds_Model.bs.js
index 248540e2..3dd010eb 100644
--- a/src/EAFunds/EAFunds_Model.bs.js
+++ b/src/EAFunds/EAFunds_Model.bs.js
@@ -1,8 +1,6 @@
 'use strict';
 
 var Block = require("bs-platform/lib/js/block.js");
-var Curry = require("bs-platform/lib/js/curry.js");
-var CamlinternalOO = require("bs-platform/lib/js/camlinternalOO.js");
 var Math$ProbExample = require("../Math.bs.js");
 var Model$ProbExample = require("../Model.bs.js");
 
@@ -67,11 +65,11 @@ var PayoutsIfAround = {
   currentValue: currentValue
 };
 
-function run(group, year, output) {
-  return calculateDifference(currentValue(group, output), year, /* record */[
-              /* meanDiff */1.1,
-              /* stdDiff */1.1
-            ]);
+function go(group, year, output) {
+  return /* FloatCdf */Block.__(3, [calculateDifference(currentValue(group, output), year, /* record */[
+                  /* meanDiff */1.1,
+                  /* stdDiff */1.1
+                ])]);
 }
 
 var model_002 = /* assumptions : :: */[
@@ -102,12 +100,12 @@ var model_003 = /* inputs : :: */[
                   /* :: */[
                     /* tuple */[
                       "Meta Fund",
-                      "metaFund"
+                      "meta"
                     ],
                     /* :: */[
                       /* tuple */[
-                        "Total",
-                        "total"
+                        "All",
+                        "all"
                       ],
                       /* [] */0
                     ]
@@ -140,36 +138,71 @@ var model = /* record */[
   /* author */"George Harrison",
   model_002,
   model_003,
-  model_004
+  model_004,
+  /* outputConfig : Single */0
 ];
 
-var class_tables = [
-  0,
-  0,
-  0
-];
-
-function run$1(a, i) {
-  if (!class_tables[0]) {
-    var $$class = CamlinternalOO.create_table(0);
-    var env = CamlinternalOO.new_variable($$class, "");
-    var env_init = function (env$1) {
-      var self = CamlinternalOO.create_object_opt(0, $$class);
-      self[env] = env$1;
-      return self;
-    };
-    CamlinternalOO.init_class($$class);
-    class_tables[0] = env_init;
+function convertChoice(s) {
+  switch (s) {
+    case "animal" :
+        return /* Fund */[/* ANIMAL_WELFARE */0];
+    case "globalHealth" :
+        return /* Fund */[/* GLOBAL_HEALTH */1];
+    case "longTerm" :
+        return /* Fund */[/* LONG_TERM_FUTURE */2];
+    case "meta" :
+        return /* Fund */[/* META */3];
+    default:
+      return /* All */0;
   }
-  return Curry._1(class_tables[0], 0);
+}
+
+function run(p) {
+  var match = p[/* assumptions */0];
+  var match$1 = p[/* inputs */1];
+  if (match) {
+    var match$2 = match[0];
+    if (match$2 !== undefined) {
+      var match$3 = match$2;
+      if (match$3.tag) {
+        return ;
+      } else {
+        var match$4 = match[1];
+        if (match$4) {
+          var match$5 = match$4[0];
+          if (match$5 !== undefined && !(match$5.tag || match$4[1] || !match$1)) {
+            var match$6 = match$1[0];
+            if (match$6 !== undefined) {
+              var match$7 = match$6;
+              if (match$7.tag === /* SingleChoice */1 && !match$1[1]) {
+                return go(convertChoice(match$7[0]), match$3[0], /* DONATIONS */0);
+              } else {
+                return ;
+              }
+            } else {
+              return ;
+            }
+          } else {
+            return ;
+          }
+        } else {
+          return ;
+        }
+      }
+    } else {
+      return ;
+    }
+  }
+  
 }
 
 var Interface = {
   model: model,
-  run: run$1
+  convertChoice: convertChoice,
+  run: run
 };
 
 exports.PayoutsIfAround = PayoutsIfAround;
-exports.run = run;
+exports.go = go;
 exports.Interface = Interface;
 /* model Not a pure module */
diff --git a/src/EAFunds/EAFunds_Model.re b/src/EAFunds/EAFunds_Model.re
index 9ee92a4f..02e20b2d 100644
--- a/src/EAFunds/EAFunds_Model.re
+++ b/src/EAFunds/EAFunds_Model.re
@@ -42,18 +42,21 @@ module PayoutsIfAround = {
   };
 };
 
-let run = (group: group, year: float, output: output) => {
+let go = (group: group, year: float, output: output) => {
   PayoutsIfAround.(
-    calculateDifference(
-      currentValue(group, output),
-      year,
-      yearlyMeanGrowthRateIfNotClosed(group),
+    Model.InputTypes.FloatCdf(
+      calculateDifference(
+        currentValue(group, output),
+        year,
+        yearlyMeanGrowthRateIfNotClosed(group),
+      ),
     )
   );
 };
 
 module Interface = {
   open Model;
+
   let model = {
     name: "Calculate the payments and payouts of EA Funds based on existing data.",
     author: "George Harrison",
@@ -71,8 +74,8 @@ module Interface = {
               ("Animal Welfare Fund", "animal"),
               ("Global Health Fund", "globalHealth"),
               ("Long Term Future Fund", "longTerm"),
-              ("Meta Fund", "metaFund"),
-              ("Total", "total"),
+              ("Meta Fund", "meta"),
+              ("All", "all"),
             ],
           }),
         (),
@@ -92,7 +95,26 @@ module Interface = {
       Output.make(~name="Payments", ~parameterType=FloatCdf, ()),
       Output.make(~name="Payouts", ~parameterType=FloatCdf, ()),
     ],
+    outputConfig: Single,
   };
 
-  let run = (a, i) => {};
+  let convertChoice = (s: string) =>
+    switch (s) {
+    | "animal" => Fund(ANIMAL_WELFARE)
+    | "globalHealth" => Fund(GLOBAL_HEALTH)
+    | "longTerm" => Fund(LONG_TERM_FUTURE)
+    | "meta" => Fund(META)
+    | _ => All
+    };
+
+  let run = (p: Model.modelParams) => {
+    switch (p.assumptions, p.inputs) {
+    | (
+        [Some(Year(intendedYear)), Some(Year(currentYear))],
+        [Some(SingleChoice(fund))],
+      ) =>
+      Some(go(convertChoice(fund), intendedYear, DONATIONS))
+    | _ => None
+    };
+  };
 };
\ No newline at end of file
diff --git a/src/Model.re b/src/Model.re
index 5c8e78ed..498b213e 100644
--- a/src/Model.re
+++ b/src/Model.re
@@ -1,3 +1,25 @@
+module InputTypes = {
+  type t =
+    | Year(float)
+    | SingleChoice(string)
+    | FloatPoint(float)
+    | FloatCdf(string);
+
+  type withName = (string, t);
+  let withoutName = ((_, t): withName) => t;
+  type withNames = list(withName);
+  let getName = (r: withNames, name) =>
+    r->Belt.List.getBy(((n, _)) => n == name);
+  let to_string = (t: t) => {
+    switch (t) {
+    | SingleChoice(r) => r
+    | FloatCdf(r) => r
+    | Year(r) => r |> Js.Float.toFixed
+    | FloatPoint(r) => r |> Js.Float.toFixed
+    };
+  };
+};
+
 module IOTypes = {
   type singleChoice = {
     options: list((string, string)),
@@ -50,6 +72,9 @@ module Output = {
     parameterType,
   };
 
+  type outputConfig =
+    | Single;
+
   let make = (~name, ~parameterType, ~id=name, ()) => {
     id,
     name,
@@ -63,4 +88,33 @@ type model = {
   assumptions: list(Input.parameter),
   inputs: list(Input.parameter),
   outputs: list(Output.parameter),
+  outputConfig: Output.outputConfig,
+};
+
+let gatherInputs = (m: model, a: list(InputTypes.withName)) => {
+  let getItem = (p: Input.parameter) => InputTypes.getName(a, p.id);
+  [
+    m.assumptions |> List.map(getItem),
+    m.inputs |> List.map(getItem),
+    [InputTypes.getName(a, "output")],
+  ]
+  |> List.flatten;
+};
+
+type modelParams = {
+  assumptions: list(option(InputTypes.t)),
+  inputs: list(option(InputTypes.t)),
+  output: option(InputTypes.t),
+};
+
+let response = (m: model, a: list(InputTypes.withName)) => {
+  let getItem = (p: Input.parameter) =>
+    InputTypes.getName(a, p.id)->Belt.Option.map(InputTypes.withoutName);
+  {
+    assumptions: m.assumptions |> List.map(getItem),
+    inputs: m.inputs |> List.map(getItem),
+    output:
+      InputTypes.getName(a, "output")
+      ->Belt.Option.map(InputTypes.withoutName),
+  };
 };
\ No newline at end of file