# APISource Tool — removed in AIECS 2.0

> **Deprecated** — removed in AIECS 2.0.0

The APISource tool is no longer part of AIECS core. Use `search_tool`, `docs`, `task_tools`, or a custom `BaseTool` in your application.

- **Migration:** [MIGRATION_2_0.md](../../../developer/MIGRATION_2_0.md)
- **Archived full doc:** [docs/archived/deprecated_tools_2_0/user/APISOURCE_TOOL_CONFIGURATION_REFERENCE.md](../../archived/deprecated_tools_2_0/user/APISOURCE_TOOL_CONFIGURATION_REFERENCE.md)