diff --git a/python/packages/a2a/agent_framework_a2a/_agent.py b/python/packages/a2a/agent_framework_a2a/_agent.py
index 3d5ac41e86..435f204030 100644
--- a/python/packages/a2a/agent_framework_a2a/_agent.py
+++ b/python/packages/a2a/agent_framework_a2a/_agent.py
@@ -263,6 +263,8 @@ def __init__(
 
         super().__init__(id=id, name=name, description=description, **kwargs)
         self._http_client: httpx.AsyncClient | None = http_client
+        # By default, leave a caller-supplied HTTP client open; specific paths may override this below.
+        self._close_http_client = False
         self._timeout_config = self._create_timeout_config(timeout)
         bindings = supported_protocol_bindings if supported_protocol_bindings is not None else ["JSONRPC"]
         if client is not None:
diff --git a/python/packages/a2a/tests/test_a2a_agent.py b/python/packages/a2a/tests/test_a2a_agent.py
index 8ff147f98a..2a0205cb49 100644
--- a/python/packages/a2a/tests/test_a2a_agent.py
+++ b/python/packages/a2a/tests/test_a2a_agent.py
@@ -465,6 +465,16 @@ async def test_context_manager_no_cleanup_when_no_http_client() -> None:
         pass
 
 
+async def test_context_manager_does_not_close_caller_supplied_http_client() -> None:
+    """A caller-supplied http_client (without client=) must survive __aexit__. See issue #7950."""
+    mock_http_client = AsyncMock()
+
+    async with A2AAgent(url="http://localhost:9999/", http_client=cast(Any, mock_http_client)):
+        pass
+
+    mock_http_client.aclose.assert_not_called()
+
+
 def test_prepare_message_for_a2a_with_multiple_contents() -> None:
     """Test conversion of Message with multiple contents."""