diff --git a/docsgpt/core/models/alibaba.yaml b/docsgpt/core/models/alibaba.yaml
index 02285f00..926606a4 100644
--- a/docsgpt/core/models/alibaba.yaml
+++ b/docsgpt/core/models/alibaba.yaml
@@ -6,7 +6,7 @@ base_url: https://dashscope-intl.aliyuncs.com/compatible-mode/v1
 defaults:
   supports_tools: true
   attachments: [image]
-  context_window: 262144
+  context_window: 1000000
 
 models:
   - id: qwen3.8-max
diff --git a/docsgpt/core/models/zai.yaml b/docsgpt/core/models/zai.yaml
index 0baa5287..e1983342 100644
--- a/docsgpt/core/models/zai.yaml
+++ b/docsgpt/core/models/zai.yaml
@@ -6,7 +6,7 @@ base_url: https://api.z.ai/api/paas/v4
 defaults:
   supports_tools: true
   attachments: []
-  context_window: 200000
+  context_window: 1000000
 
 models:
   - id: glm-5.3