diff --git a/aider/resources/model-metadata.json b/aider/resources/model-metadata.json
index 268727319..8e5c05e42 100644
--- a/aider/resources/model-metadata.json
+++ b/aider/resources/model-metadata.json
@@ -16,8 +16,8 @@
         "supports_response_schema": true
     },
     "openrouter/deepseek/deepseek-chat": {
-        "max_tokens": 4096,
-        "max_input_tokens": 32000,
+        "max_tokens": 8192,
+        "max_input_tokens": 66000,
         "max_output_tokens": 4096,
         "input_cost_per_token": 0.00000014,
         "output_cost_per_token": 0.00000028,