From e61a8d059a1eebcad4a0031eef3289edff2e2115 Mon Sep 17 00:00:00 2001
From: Slava Merkin <slava.merkin@jhuapl.edu>
Date: Fri, 5 Dec 2025 11:14:28 -0500
Subject: [PATCH] Adding a caveat message to the README file.

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 615dacc4..ed90f0bf 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,12 @@ module and the
 [TIEGCM](https://www.hao.ucar.edu/modeling/tgcm/tie.php) model of the
 ionosphere-thermosphere.
 
+⚠️ Note: The `master` branch (version 1.25) contains bleeding-edge code that is under
+active development. If you are an inexperienced user, you might want
+to stick with more stable [MAGE
+0.75](https://github.com/JHUAPL/kaiju/tree/MAGE_0.75) and [MAGE
+1.0](https://github.com/JHUAPL/kaiju/tree/MAGE_1.0) branches.
+
 ### NASA Community Coordinated Modeling Center (CCMC) availability ###
 
 Users are also welcome to run previous versions of `MAGE` via the