From 3983c30fe1b8a324f7d5826df0b24506fe054e50 Mon Sep 17 00:00:00 2001
From: ginnoir <ginnoir@users.noreply.github.com>
Date: Wed, 8 Jul 2026 16:39:01 -0500
Subject: [PATCH] fix(agent): reject padded assistant model ids

---
 src/modules/agent/messages.ts     | 1 -
 tests/unit/agent-messages.test.ts | 9 +++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/modules/agent/messages.ts b/src/modules/agent/messages.ts
index 68828a1..d4ecdcb 100644
--- a/src/modules/agent/messages.ts
+++ b/src/modules/agent/messages.ts
@@ -14,7 +14,6 @@ export const clientChatMessageSchema = z.object({
 
 export const clientChatModelSchema = z
   .string()
-  .trim()
   .refine((value) => isValidLlmModelId(value), "Invalid assistant model");
 
 export const clientChatInputSchema = z.object({
diff --git a/tests/unit/agent-messages.test.ts b/tests/unit/agent-messages.test.ts
index c038599..88d3521 100644
--- a/tests/unit/agent-messages.test.ts
+++ b/tests/unit/agent-messages.test.ts
@@ -43,4 +43,13 @@ describe("clientChatInputSchema", () => {
 
     assert.equal(parsed.success, false);
   });
+
+  it("rejects whitespace-padded model IDs", () => {
+    const parsed = clientChatInputSchema.safeParse({
+      model: " qwen2.5-coder ",
+      messages: [{ role: "user", content: "hello" }],
+    });
+
+    assert.equal(parsed.success, false);
+  });
 });