From 92a2c406e3b07485b007b76f55e4028039915b56 Mon Sep 17 00:00:00 2001
From: Kevin Lin <klin5061@gmail.com>
Date: Wed, 18 Feb 2026 10:52:41 -0800
Subject: [PATCH] feat: sonnet 1M (#1012)

Co-authored-by: Letta <noreply@letta.com>
---
 src/models.json | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/models.json b/src/models.json
index c29708d..950e401 100644
--- a/src/models.json
+++ b/src/models.json
@@ -13,6 +13,18 @@
       "enable_reasoner": true
     }
   },
+  {
+    "id": "sonnet-1m",
+    "handle": "anthropic/claude-sonnet-4-6",
+    "label": "Sonnet 4.6 1M",
+    "description": "Claude Sonnet 4.6 with 1M token context window (high reasoning)",
+    "updateArgs": {
+      "context_window": 1000000,
+      "max_output_tokens": 128000,
+      "reasoning_effort": "high",
+      "enable_reasoner": true
+    }
+  },
   {
     "id": "sonnet-4.6-no-reasoning",
     "handle": "anthropic/claude-sonnet-4-6",