【DO NOT MERGE】fix(providers): stop sending media to SiliconFlow DeepSeek V4

src/qwenpaw/providers/data/model_capabilities.json

@@ -1,7 +1,7 @@
 {
   "schema_version": 1,
-  "catalog_version": "2026.07.29",
-  "published_at": "2026-07-29T00:00:00Z",
+  "catalog_version": "2026.08.24",
+  "published_at": "2026-08-24T00:00:00Z",
   "capabilities": [
     {
       "provider_id": "modelscope",
@@ -571,6 +571,38 @@
       "doc_url": "https://api-docs.deepseek.com/",
       "note": "DeepSeek-V4 Pro reasoning model: no multimodal"
     },
+    {
+      "provider_id": "siliconflow-cn",
+      "model_id": "deepseek-ai/DeepSeek-V4-Flash",
+      "expected_image": false,
+      "expected_video": false,
+      "doc_url": "https://www.siliconflow.cn/models",
+      "note": "DeepSeek-V4 Flash supports tools but not visual input"
+    },
+    {
+      "provider_id": "siliconflow-cn",
+      "model_id": "deepseek-ai/DeepSeek-V4-Pro",
+      "expected_image": false,
+      "expected_video": false,
+      "doc_url": "https://www.siliconflow.cn/models",
+      "note": "DeepSeek-V4 Pro supports tools but not visual input"
+    },
+    {
+      "provider_id": "siliconflow-intl",
+      "model_id": "deepseek-ai/DeepSeek-V4-Flash",
+      "expected_image": false,
+      "expected_video": false,
+      "doc_url": "https://www.siliconflow.cn/models",
+      "note": "DeepSeek-V4 Flash supports tools but not visual input"
+    },
+    {
+      "provider_id": "siliconflow-intl",
+      "model_id": "deepseek-ai/DeepSeek-V4-Pro",
+      "expected_image": false,
+      "expected_video": false,
+      "doc_url": "https://www.siliconflow.cn/models",
+      "note": "DeepSeek-V4 Pro supports tools but not visual input"
+    },
     {
       "provider_id": "gemini",
       "model_id": "gemini-3.1-pro-preview",

src/qwenpaw/providers/provider_annotations.py

@@ -23,7 +23,11 @@ def apply(
     ) -> None:
         """Apply expected capabilities without overwriting probe results."""
         for provider in providers:
-            for model in provider.all_models():
+            candidates = [
+                *provider.all_models(),
+                *provider.discovered_models,
+            ]
+            for model in candidates:
                 if model.probe_source == "probed":
                     continue
                 if not refresh and model.supports_multimodal is not None:

src/qwenpaw/providers/provider_manager_discovery.py

@@ -22,6 +22,7 @@
     ProviderInfo,
 )
 from .provider_catalog import BUILTIN_PROVIDER_CATALOG_KEYS
+from .provider_annotations import ProviderAnnotationService
 from .provider_manager_host import ProviderManagerHost
 from .provider_discovery import (
     ProviderModelDiscoveryResult,
@@ -197,6 +198,9 @@ async def _save_discovery_snapshot(
             candidate.discovered_models = [
                 model.model_copy(deep=True) for model in models or []
             ]
+            ProviderAnnotationService(self._capability_registry).apply(
+                [candidate],
+            )
             candidate.models_last_synced_at = synced_at
             candidate.models_last_sync_error = None
         else:

tests/unit/providers/test_siliconflow_provider.py

@@ -10,6 +10,7 @@
 
 import qwenpaw.providers.provider_manager as provider_manager_module
 from qwenpaw.providers.openai_provider import OpenAIProvider
+from qwenpaw.providers.provider import ModelInfo
 from qwenpaw.providers.provider_manager import (
     PROVIDER_SILICONFLOW_CN,
     PROVIDER_SILICONFLOW_INTL,
@@ -72,6 +73,50 @@ def test_siliconflow_registered_in_provider_manager(
     assert provider_intl.base_url == "https://api.siliconflow.com/v1"
 
 
+@pytest.mark.asyncio
+@pytest.mark.parametrize(
+    "provider_id",
+    ["siliconflow-cn", "siliconflow-intl"],
+)
+async def test_discovered_deepseek_v4_models_are_text_only(
+    isolated_secret_dir,
+    monkeypatch,
+    provider_id,
+) -> None:
+    """Apply packaged capabilities during the discovery transaction."""
+    manager = ProviderManager()
+    provider = manager.get_provider(provider_id)
+    assert provider is not None
+
+    async def fetch_models(_self, timeout=5):
+        return [
+            ModelInfo(
+                id="deepseek-ai/DeepSeek-V4-Flash",
+                name="DeepSeek V4 Flash",
+            ),
+            ModelInfo(
+                id="deepseek-ai/DeepSeek-V4-Pro",
+                name="DeepSeek V4 Pro",
+            ),
+        ]
+
+    monkeypatch.setattr(OpenAIProvider, "fetch_models", fetch_models)
+
+    result = await manager.discover_provider_models(provider_id)
+
+    assert result.success is True
+    for model_id in (
+        "deepseek-ai/DeepSeek-V4-Flash",
+        "deepseek-ai/DeepSeek-V4-Pro",
+    ):
+        model = provider.get_discovered_model_info(model_id)
+        assert model is not None
+        assert model.supports_image is False
+        assert model.supports_video is False
+        assert model.supports_multimodal is False
+        assert model.probe_source == "documentation"
+
+
 @pytest.mark.asyncio
 async def test_siliconflow_check_connection_success(monkeypatch) -> None:
     """Siliconflow check_connection should delegate to OpenAI client."""