[APP-373] Update legacy v0 deprecation notice with version and removal date (#12455)

Co-authored-by: openhands <openhands@all-hands.dev>

openhands/agenthub/browsing_agent/browsing_agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/browsing_agent/response_parser.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/browsing_agent/utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/codeact_agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/function_calling.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/bash.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/browser.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/condensation_request.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/finish.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/ipython.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/llm_based_edit.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/prompt.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/security_utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/str_replace_editor.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/task_tracker.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/codeact_agent/tools/think.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/dummy_agent/agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/loc_agent/function_calling.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/loc_agent/loc_agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/loc_agent/tools/explore_structure.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/loc_agent/tools/search_content.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/readonly_agent/function_calling.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/readonly_agent/readonly_agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/readonly_agent/tools/glob.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/readonly_agent/tools/grep.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/readonly_agent/tools/view.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/agenthub/visualbrowsing_agent/visualbrowsing_agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/action_parser.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/agent_controller.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/replay.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/state/control_flags.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/state/state.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/state/state_tracker.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/controller/stuck.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/agent_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/arg_utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/condenser_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/config_utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/extended_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/kubernetes_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/llm_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/mcp_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/model_routing_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/openhands_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/sandbox_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/security_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/config/utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/const/guide_url.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/download.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/exceptions.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/logger.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/loop.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/main.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/message.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/message_utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/schema/action.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/schema/agent.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/schema/exit_reason.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/schema/observation.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/core/setup.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/async_llm.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/bedrock.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/debug_mixin.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/fn_call_converter.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/llm.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/llm_registry.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/llm_utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/metrics.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/model_features.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/retry_mixin.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/router/base.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/router/rule_based/impl.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/streaming_llm.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/llm/tool_names.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/__main__.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/app.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/config/server_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/constants.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/conversation_manager/conversation_manager.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/conversation_manager/docker_nested_conversation_manager.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/conversation_manager/standalone_conversation_manager.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/conversation_manager/utils.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/data_models/agent_loop_info.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/data_models/conversation_info.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/data_models/conversation_info_result_set.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/data_models/feedback.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/dependencies.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/file_config.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/files.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/listen.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/listen_socket.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/middleware.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/mock/listen.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/monitoring.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/routes/conversation.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/routes/feedback.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/routes/files.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/routes/git.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk

openhands/server/routes/health.py

@@ -1,4 +1,4 @@
-# IMPORTANT: LEGACY V0 CODE
+# IMPORTANT: LEGACY V0 CODE - Deprecated since version 1.0.0, scheduled for removal April 1, 2026
 # This file is part of the legacy (V0) implementation of OpenHands and will be removed soon as we complete the migration to V1.
 # OpenHands V1 uses the Software Agent SDK for the agentic core and runs a new application server. Please refer to:
 #   - V1 agentic core (SDK): https://github.com/OpenHands/software-agent-sdk