Python: fix(ag-ui): convert input_image parts to image content

python/packages/ag-ui/agent_framework_ag_ui/_message_adapters.py

@@ -480,6 +480,11 @@ def _convert_agui_content_to_framework(content: Any) -> list[Content]:
                 converted.append(Content.from_text(text=str(part.get("text", ""))))
                 continue
 
+            if part_type == "input_image":
+                # Same mapping _normalize_snapshot_content applies to input_image parts.
+                part = {**part, "type": "image"}
+                part_type = "image"
+
             if part_type in {"binary", "image", "audio", "video", "document"}:
                 media_content = _parse_multimodal_media_part(part)
                 if media_content is not None:

python/packages/ag-ui/tests/ag_ui/test_message_adapters.py

@@ -2710,6 +2710,23 @@ def test_snapshot_input_image_to_binary():
     assert result[0]["content"][0]["type"] == "binary"
 
 
+def test_convert_content_input_image_is_media_not_text():
+    """input_image parts become image content, not the text repr of the part."""
+    from agent_framework_ag_ui._message_adapters import _convert_agui_content_to_framework
+
+    result = _convert_agui_content_to_framework(
+        [
+            {"type": "input_image", "source": {"type": "url", "url": "https://example.com/img.png"}},
+            {"type": "input_text", "text": "what is this?"},
+        ]
+    )
+
+    assert result[0].type == "uri"
+    assert result[0].uri == "https://example.com/img.png"
+    assert result[0].media_type == "image/*"
+    assert result[1].text == "what is this?"
+
+
 def test_snapshot_mime_type_snake_case():
     """mime_type (snake_case) is normalized to mimeType."""
     result = agui_messages_to_snapshot_format(