diff --git a/src/tool_schemas.py b/src/tool_schemas.py
index 6adb087..21a8e61 100644
--- a/src/tool_schemas.py
+++ b/src/tool_schemas.py
@@ -621,6 +621,7 @@ FUNCTION_TOOL_SCHEMAS = [
                 "type": "object",
                 "properties": {
                     "integration": {"type": "string", "description": "Integration name or ID (e.g. 'Miniflux', 'Gitea')"},
+                    "integration_id": {"type": "string", "description": "Integration ID alias. Prefer 'integration' when possible; accepted for compatibility with context-provided IDs."},
                     "method": {"type": "string", "enum": ["GET", "POST", "PUT", "PATCH", "DELETE"], "description": "HTTP method"},
                     "path": {"type": "string", "description": "API endpoint path (e.g. '/v1/entries?status=unread&limit=20')"},
                     "body": {"type": "object", "description": "JSON request body (for POST/PUT/PATCH)"}
diff --git a/src/tools/system.py b/src/tools/system.py
index 3fedac6..36298c4 100644
--- a/src/tools/system.py
+++ b/src/tools/system.py
@@ -483,7 +483,13 @@ async def do_api_call(content: str) -> Dict:
             except json.JSONDecodeError:
                 pass
 
-    integration_name = args.get("integration", "")
+    integration_name = (
+        args.get("integration")
+        or args.get("integration_id")
+        or args.get("integrationId")
+        or args.get("id")
+        or ""
+    )
     integrations = load_integrations()
     intg = next((i for i in integrations if i["id"] == integration_name
                  or i["name"].lower() == integration_name.lower()), None)
diff --git a/tests/test_api_call_integration_id_alias.py b/tests/test_api_call_integration_id_alias.py
new file mode 100644
index 0000000..96d46ba
--- /dev/null
+++ b/tests/test_api_call_integration_id_alias.py
@@ -0,0 +1,40 @@
+import json
+from unittest.mock import AsyncMock, patch
+
+import pytest
+
+
+@pytest.mark.asyncio
+async def test_api_call_accepts_integration_id_alias():
+    from src.tools import system
+
+    integrations = [
+        {
+            "id": "f9909f22dc17",
+            "name": "Gitea",
+            "enabled": True,
+            "base_url": "https://git.example.test",
+        }
+    ]
+
+    with (
+        patch("src.integrations.load_integrations", return_value=integrations),
+        patch("src.integrations.execute_api_call", new_callable=AsyncMock) as execute,
+    ):
+        execute.return_value = {"output": "ok", "exit_code": 0}
+
+        result = await system.do_api_call(json.dumps({
+            "integration_id": "f9909f22dc17",
+            "method": "GET",
+            "path": "/api/v1/user/repos",
+        }))
+
+    assert result == {"output": "ok", "exit_code": 0}
+    execute.assert_awaited_once_with(
+        "f9909f22dc17",
+        "GET",
+        "/api/v1/user/repos",
+        params=None,
+        body=None,
+        extra_headers=None,
+    )