From ef8985b0af73161a919780289041241fa27d14da Mon Sep 17 00:00:00 2001
From: Owen <owen@txv.io>
Date: Wed, 19 Aug 2026 15:07:29 -0400
Subject: [PATCH] Set the parser limit for the gateway because AI messages can
 be pretty big

---
 server/aiGatewayServer.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/server/aiGatewayServer.ts b/server/aiGatewayServer.ts
index 87d57b86b..3283abe5b 100644
--- a/server/aiGatewayServer.ts
+++ b/server/aiGatewayServer.ts
@@ -21,7 +21,9 @@ export function createAiGatewayServer() {
 
     aiGatewayServer.use(helmet());
     aiGatewayServer.use(cors());
-    aiGatewayServer.use(express.json());
+    // AI requests can carry large payloads (long conversation history, tool
+    // results, embedded documents), well beyond express.json()'s 100kb default.
+    aiGatewayServer.use(express.json({ limit: "50mb" }));
 
     aiGatewayServer.use(createAiGatewayRouter());