From a1b81fe9235d84124f5976d9a755eb7348e4137a Mon Sep 17 00:00:00 2001
From: Engel Nyst <enyst@users.noreply.github.com>
Date: Sun, 28 Sep 2025 00:38:37 +0200
Subject: [PATCH] Enable native tool calling for Anthropic Claude 3.5 Sonnet
 (dot-notation) models (#11156)

Co-authored-by: openhands <openhands@all-hands.dev>
---
 openhands/llm/model_features.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/openhands/llm/model_features.py b/openhands/llm/model_features.py
index 48a40a38f6..f6fae8dc60 100644
--- a/openhands/llm/model_features.py
+++ b/openhands/llm/model_features.py
@@ -65,6 +65,7 @@ FUNCTION_CALLING_PATTERNS: list[str] = [
     'claude-3.7-sonnet*',
     'claude-sonnet-3-7-latest',
     'claude-3-5-sonnet*',
+    'claude-3.5-sonnet*',  # Accept dot-notation for Sonnet 3.5 as well
     'claude-3.5-haiku*',
     'claude-3-5-haiku*',
     'claude-sonnet-4*',