diff --git a/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.test.ts b/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.test.ts
index abe1bbd..ae1e73c 100644
--- a/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.test.ts
+++ b/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.test.ts
@@ -73,7 +73,7 @@ describe("schema_from_model", () => {
           description: "User's age in years",
         },
       },
-      required: ["User Name"],
+      required: ["user_name"],
     }
 
     expect(schema_from_model(model)).toEqual(expected)
@@ -118,7 +118,7 @@ describe("schema_from_model", () => {
     }
 
     const result = schema_from_model(model)
-    expect(result.required).toEqual(["Field1", "Field3"])
+    expect(result.required).toEqual(["field1", "field3"])
   })
 
   it("correctly converts property titles to names", () => {
diff --git a/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.ts b/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.ts
index d9cf7d0..9bbb880 100644
--- a/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.ts
+++ b/app/web_ui/src/lib/utils/json_schema_editor/json_schema_templates.ts
@@ -1,3 +1,5 @@
+import { KilnError } from "../error_handlers"
+
 export type JsonSchema = {
   type: "object"
   properties: Record<string, JsonSchemaProperty>
@@ -42,6 +44,20 @@ export function title_to_name(title: string): string {
 }
 
 export function schema_from_model(m: SchemaModel): JsonSchema {
+  for (let i = 0; i < m.properties.length; i++) {
+    const title = m.properties[i].title
+    if (!title) {
+      throw new KilnError("Property is empty. Please provide a name.", null)
+    }
+    const safe_name = title_to_name(m.properties[i].title)
+    if (!safe_name) {
+      throw new KilnError(
+        "Property name only contains special characters. Must be alphanumeric. Provided name with issues: " +
+          m.properties[i].title,
+        null,
+      )
+    }
+  }
   return {
     type: "object",
     properties: Object.fromEntries(
@@ -54,7 +70,9 @@ export function schema_from_model(m: SchemaModel): JsonSchema {
         },
       ]),
     ),
-    required: m.properties.filter((p) => p.required).map((p) => p.title),
+    required: m.properties
+      .filter((p) => p.required)
+      .map((p) => title_to_name(p.title)),
   }
 }
 
diff --git a/app/web_ui/src/routes/(fullscreen)/setup/(setup)/create_task/edit_task.svelte b/app/web_ui/src/routes/(fullscreen)/setup/(setup)/create_task/edit_task.svelte
index b8529fd..96a95a4 100644
--- a/app/web_ui/src/routes/(fullscreen)/setup/(setup)/create_task/edit_task.svelte
+++ b/app/web_ui/src/routes/(fullscreen)/setup/(setup)/create_task/edit_task.svelte
@@ -4,7 +4,10 @@
   import FormList from "$lib/utils/form_list.svelte"
   import FormContainer from "$lib/utils/form_container.svelte"
   import SchemaSection from "./schema_section.svelte"
-  import { empty_schema_model } from "$lib/utils/json_schema_editor/json_schema_templates"
+  import {
+    empty_schema_model,
+    schema_from_model,
+  } from "$lib/utils/json_schema_editor/json_schema_templates"
   import type { SchemaModel } from "$lib/utils/json_schema_editor/json_schema_templates"
   import { current_project } from "$lib/stores"
   import { goto } from "$app/navigation"
@@ -43,6 +46,22 @@
         )
         return
       }
+      let body: Record<string, unknown> = {
+        name: task_name,
+        description: task_description,
+        instructions: task_instructions,
+        requirements: task_requirements,
+      }
+      if (!task_input_plaintext) {
+        body["input_json_schema"] = JSON.stringify(
+          schema_from_model(task_input_schema),
+        )
+      }
+      if (!task_output_plaintext) {
+        body["output_json_schema"] = JSON.stringify(
+          schema_from_model(task_output_schema),
+        )
+      }
       const encodedProjectPath = encodeURIComponent($current_project)
       const response = await fetch(
         `http://localhost:8757/api/task?project_path=${encodedProjectPath}`,
@@ -51,12 +70,7 @@
           headers: {
             "Content-Type": "application/json",
           },
-          body: JSON.stringify({
-            name: task_name,
-            description: task_description,
-            instructions: task_instructions,
-            requirements: task_requirements,
-          }),
+          body: JSON.stringify(body),
         },
       )
       const data = await response.json()
diff --git a/libs/studio/kiln_studio/test_task_management.py b/libs/studio/kiln_studio/test_task_management.py
index 16b97b7..747c4ad 100644
--- a/libs/studio/kiln_studio/test_task_management.py
+++ b/libs/studio/kiln_studio/test_task_management.py
@@ -1,4 +1,3 @@
-import json
 from pathlib import Path
 from unittest.mock import patch