diff --git a/packages/cli-uwf/src/cli.ts b/packages/cli-uwf/src/cli.ts
index c05e79e..0b97562 100755
--- a/packages/cli-uwf/src/cli.ts
+++ b/packages/cli-uwf/src/cli.ts
@@ -15,7 +15,6 @@ import {
   cmdCasCat,
   cmdCasGet,
   cmdCasHas,
-  cmdCasList,
   cmdCasPut,
   cmdCasRefs,
   cmdCasSchemaGet,
@@ -222,14 +221,6 @@ cas
     runAction(() => cmdCasHas(storageRoot, hash));
   });
 
-cas
-  .command("list")
-  .description("List all CAS hashes")
-  .action(() => {
-    const storageRoot = resolveStorageRoot();
-    runAction(() => cmdCasList(storageRoot));
-  });
-
 cas
   .command("refs")
   .description("List direct CAS references from a node")
diff --git a/packages/cli-uwf/src/commands/workflow.ts b/packages/cli-uwf/src/commands/workflow.ts
index 3ebf39b..6dae47d 100644
--- a/packages/cli-uwf/src/commands/workflow.ts
+++ b/packages/cli-uwf/src/commands/workflow.ts
@@ -44,6 +44,7 @@ function isJsonSchema(value: unknown): value is JSONSchema {
 
 async function resolveOutputSchemaRef(
   uwf: UwfStore,
+  roleName: string,
   outputSchema: string | JSONSchema,
 ): Promise<CasRef> {
   if (typeof outputSchema === "string") {
@@ -58,6 +59,10 @@ async function resolveOutputSchemaRef(
   if (!isJsonSchema(outputSchema)) {
     fail("outputSchema must be a cas_ref string or JSON Schema object");
   }
+  // Auto-set title from role name if not already present
+  if (outputSchema.title === undefined) {
+    outputSchema = { ...outputSchema, title: roleName };
+  }
   return putSchema(uwf.store, outputSchema);
 }
 
@@ -69,6 +74,7 @@ async function materializeWorkflowPayload(
   for (const [roleName, role] of Object.entries(raw.roles)) {
     const outputSchema = await resolveOutputSchemaRef(
       uwf,
+      `${raw.name}.${roleName}`,
       role.outputSchema as string | JSONSchema,
     );
     roles[roleName] = {
diff --git a/packages/uwf-protocol/src/schemas.ts b/packages/uwf-protocol/src/schemas.ts
index 7f7bfc5..08cf28c 100644
--- a/packages/uwf-protocol/src/schemas.ts
+++ b/packages/uwf-protocol/src/schemas.ts
@@ -32,6 +32,7 @@ const TRANSITION: JSONSchema = {
 };
 
 export const WORKFLOW_SCHEMA: JSONSchema = {
+  title: "Workflow",
   type: "object",
   required: ["name", "description", "roles", "conditions", "graph"],
   properties: {
@@ -57,6 +58,7 @@ export const WORKFLOW_SCHEMA: JSONSchema = {
 };
 
 export const START_NODE_SCHEMA: JSONSchema = {
+  title: "StartNode",
   type: "object",
   required: ["workflow", "prompt"],
   properties: {
@@ -67,6 +69,7 @@ export const START_NODE_SCHEMA: JSONSchema = {
 };
 
 export const STEP_NODE_SCHEMA: JSONSchema = {
+  title: "StepNode",
   type: "object",
   required: ["start", "prev", "role", "output", "detail", "agent"],
   properties: {