From c28b1641f88fd70bdb67d34cf655b723b7633bef Mon Sep 17 00:00:00 2001
From: Johannes du Plessis <johannes@langchain.dev>
Date: Fri, 5 Jun 2026 11:47:15 -0700
Subject: [PATCH] fix: add 30-day thread ttl (#1430)

* fix: add two-week thread ttl

Co-authored-by: open-swe[bot] <open-swe@users.noreply.github.com>

* fix: use 30-day thread ttl

Co-authored-by: open-swe[bot] <open-swe@users.noreply.github.com>

---------

Co-authored-by: open-swe[bot] <open-swe@users.noreply.github.com>
---
 langgraph.json | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/langgraph.json b/langgraph.json
index 068c2db6..861ffc49 100644
--- a/langgraph.json
+++ b/langgraph.json
@@ -11,5 +11,12 @@
   "http": {
     "app": "agent.webapp:app"
   },
-  "env": ".env" 
+  "checkpointer": {
+    "ttl": {
+      "strategy": "delete",
+      "sweep_interval_minutes": 60,
+      "default_ttl": 43200
+    }
+  },
+  "env": ".env"
 }