From 99b8ebd79c34a09e6789e12a5d0288fd3920ff9a Mon Sep 17 00:00:00 2001
From: Charles Packer <packercharles@gmail.com>
Date: Mon, 14 Apr 2025 21:53:29 -0700
Subject: [PATCH] feat: gpt-4.1 support (#1713)

---
 letta/constants.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/letta/constants.py b/letta/constants.py
index d21c8017..84a63d74 100644
--- a/letta/constants.py
+++ b/letta/constants.py
@@ -110,6 +110,12 @@ LLM_MAX_TOKENS = {
     "deepseek-chat": 64000,
     "deepseek-reasoner": 64000,
     ## OpenAI models: https://platform.openai.com/docs/models/overview
+    "gpt-4.1": 1047576,
+    "gpt-4.1-2025-04-14": 1047576,
+    "gpt-4.1-mini": 1047576,
+    "gpt-4.1-mini-2025-04-14": 1047576,
+    "gpt-4.1-nano": 1047576,
+    "gpt-4.1-nano-2025-04-14": 1047576,
     # gpt-4.5-preview
     "gpt-4.5-preview": 128000,
     "gpt-4.5-preview-2025-02-27": 128000,