diff --git a/src/schema/slack/functions/canvas_copy.ts b/src/schema/slack/functions/canvas_copy.ts
index aeb21496..ba2518f0 100644
--- a/src/schema/slack/functions/canvas_copy.ts
+++ b/src/schema/slack/functions/canvas_copy.ts
@@ -22,7 +22,7 @@ export default DefineFunction({
       },
       owner_id: {
         type: SlackTypes.user_id,
-        description: "Canvas owner id",
+        description: "Person",
         title: "Owner",
       },
       placeholder_values: {
diff --git a/src/schema/slack/functions/canvas_create.ts b/src/schema/slack/functions/canvas_create.ts
index e6331555..33ded67f 100644
--- a/src/schema/slack/functions/canvas_create.ts
+++ b/src/schema/slack/functions/canvas_create.ts
@@ -28,7 +28,7 @@ export default DefineFunction({
       owner_id: {
         type: SlackTypes.user_id,
         description: "Person",
-        title: "Canvas owner",
+        title: "Owner",
       },
       content: {
         type: SlackPrimitiveTypes.expanded_rich_text,
diff --git a/src/schema/slack/functions/mod.ts b/src/schema/slack/functions/mod.ts
index 575fcee0..f9d4d42f 100644
--- a/src/schema/slack/functions/mod.ts
+++ b/src/schema/slack/functions/mod.ts
@@ -17,6 +17,7 @@ import SendDm from "./send_dm.ts";
 import SendEphemeralMessage from "./send_ephemeral_message.ts";
 import SendMessage from "./send_message.ts";
 import ShareCanvas from "./share_canvas.ts";
+import ShareCanvasInThread from "./share_canvas_in_thread.ts";
 import UpdateChannelTopic from "./update_channel_topic.ts";
 
 const SlackFunctions = {
@@ -38,6 +39,7 @@ const SlackFunctions = {
   SendEphemeralMessage,
   SendMessage,
   ShareCanvas,
+  ShareCanvasInThread,
   UpdateChannelTopic,
 } as const;
 
diff --git a/src/schema/slack/functions/share_canvas_in_thread.ts b/src/schema/slack/functions/share_canvas_in_thread.ts
new file mode 100644
index 00000000..5337a516
--- /dev/null
+++ b/src/schema/slack/functions/share_canvas_in_thread.ts
@@ -0,0 +1,55 @@
+/** This file was autogenerated. Follow the steps in src/schema/slack/functions/_scripts/README.md to rebuild **/
+import { DefineFunction } from "../../../functions/mod.ts";
+import SchemaTypes from "../../schema_types.ts";
+import SlackTypes from "../schema_types.ts";
+
+export default DefineFunction({
+  callback_id: "slack#/functions/share_canvas_in_thread",
+  source_file: "",
+  title: "Share canvas in thread",
+  input_parameters: {
+    properties: {
+      canvas_id: {
+        type: SlackTypes.canvas_id,
+        description: "Search all canvases",
+        title: "Select a canvas",
+      },
+      message_context: {
+        type: SlackTypes.message_context,
+        description: "Select a message to reply to",
+        title: "Select a message to reply to",
+      },
+      access_level: {
+        type: SchemaTypes.string,
+        description: "Select an option",
+        title: "Select access level",
+      },
+      message: {
+        type: SlackTypes.rich_text,
+        description: "Add a message",
+        title: "Add a message",
+      },
+      reply_broadcast: {
+        type: SchemaTypes.boolean,
+        description: "Also send to conversation",
+        title: "Also send to conversation",
+      },
+    },
+    required: ["canvas_id", "message_context", "access_level"],
+  },
+  output_parameters: {
+    properties: {
+      canvas_id: {
+        type: SlackTypes.canvas_id,
+        description: "Canvas link",
+        title: "Canvas link",
+      },
+      message_context: {
+        type: SlackTypes.message_context,
+        description: "Reference to the message sent",
+        title: "Reference to the message sent",
+      },
+    },
+    required: [],
+  },
+});
diff --git a/src/schema/slack/functions/share_canvas_in_thread_test.ts b/src/schema/slack/functions/share_canvas_in_thread_test.ts
new file mode 100644
index 00000000..c733ab9b
--- /dev/null
+++ b/src/schema/slack/functions/share_canvas_in_thread_test.ts
@@ -0,0 +1,106 @@
+/** This file was autogenerated. Follow the steps in src/schema/slack/functions/_scripts/README.md to rebuild **/
+import {
+  assertEquals,
+  assertExists,
+  assertNotStrictEquals,
+} from "../../../dev_deps.ts";
+import { DefineWorkflow } from "../../../workflows/mod.ts";
+import { ManifestFunctionSchema } from "../../../manifest/manifest_schema.ts";
+import SchemaTypes from "../../schema_types.ts";
+import SlackTypes from "../schema_types.ts";
+import ShareCanvasInThread from "./share_canvas_in_thread.ts";
+
+Deno.test("ShareCanvasInThread generates valid FunctionManifest", () => {
+  assertEquals(
+    ShareCanvasInThread.definition.callback_id,
+    "slack#/functions/share_canvas_in_thread",
+  );
+  const expected: ManifestFunctionSchema = {
+    source_file: "",
+    title: "Share canvas in thread",
+    input_parameters: {
+      properties: {
+        canvas_id: {
+          type: SlackTypes.canvas_id,
+          description: "Search all canvases",
+          title: "Select a canvas",
+        },
+        message_context: {
+          type: SlackTypes.message_context,
+          description: "Select a message to reply to",
+          title: "Select a message to reply to",
+        },
+        access_level: {
+          type: SchemaTypes.string,
+          description: "Select an option",
+          title: "Select access level",
+        },
+        message: {
+          type: SlackTypes.rich_text,
+          description: "Add a message",
+          title: "Add a message",
+        },
+        reply_broadcast: {
+          type: SchemaTypes.boolean,
+          description: "Also send to conversation",
+          title: "Also send to conversation",
+        },
+      },
+      required: ["canvas_id", "message_context", "access_level"],
+    },
+    output_parameters: {
+      properties: {
+        canvas_id: {
+          type: SlackTypes.canvas_id,
+          description: "Canvas link",
+          title: "Canvas link",
+        },
+        message_context: {
+          type: SlackTypes.message_context,
+          description: "Reference to the message sent",
+          title: "Reference to the message sent",
+        },
+      },
+      required: [],
+    },
+  };
+  const actual = ShareCanvasInThread.export();
+
+  assertNotStrictEquals(actual, expected);
+});
+
+Deno.test("ShareCanvasInThread can be used as a Slack function in a workflow step", () => {
+  const testWorkflow = DefineWorkflow({
+    callback_id: "test_ShareCanvasInThread_slack_function",
+    title: "Test ShareCanvasInThread",
+    description: "This is a generated test to test ShareCanvasInThread",
+  });
+  testWorkflow.addStep(ShareCanvasInThread, {
+    canvas_id: "test",
+    message_context: "test",
+    access_level: "test",
+  });
+  const actual = testWorkflow.steps[0].export();
+
+  assertEquals(actual.function_id, "slack#/functions/share_canvas_in_thread");
+  assertEquals(actual.inputs, {
+    canvas_id: "test",
+    message_context: "test",
+    access_level: "test",
+  });
+});
+
+Deno.test("All outputs of Slack function ShareCanvasInThread should exist", () => {
+  const testWorkflow = DefineWorkflow({
+    callback_id: "test_ShareCanvasInThread_slack_function",
+    title: "Test ShareCanvasInThread",
+    description: "This is a generated test to test ShareCanvasInThread",
+  });
+  const step = testWorkflow.addStep(ShareCanvasInThread, {
+    canvas_id: "test",
+    message_context: "test",
+    access_level: "test",
+  });
+  assertExists(step.outputs.canvas_id);
+  assertExists(step.outputs.message_context);
+});