diff --git a/docs/config-index.md b/docs/config-index.md
index f7cc0cad..4ef71a05 100644
--- a/docs/config-index.md
+++ b/docs/config-index.md
@@ -93,7 +93,7 @@ research:
   model:
     provider: ""  # Empty to use qa settings
     name: ""
-    enable_thinking: true
+    enable_thinking: false
   max_iterations: 3
   confidence_threshold: 0.8
   max_concurrency: 1
diff --git a/docs/qa-research.md b/docs/qa-research.md
index 5f2f7074..0209c908 100644
--- a/docs/qa-research.md
+++ b/docs/qa-research.md
@@ -31,7 +31,7 @@ research:
   model:
     provider: ""            # Empty to use qa settings
     name: ""               # Empty to use qa model
-    enable_thinking: true
+    enable_thinking: false
   max_iterations: 3
   confidence_threshold: 0.8
   max_concurrency: 1
diff --git a/haiku_rag_slim/haiku/rag/config/models.py b/haiku_rag_slim/haiku/rag/config/models.py
index aab3750b..9b270082 100644
--- a/haiku_rag_slim/haiku/rag/config/models.py
+++ b/haiku_rag_slim/haiku/rag/config/models.py
@@ -75,7 +75,7 @@ class ResearchConfig(BaseModel):
         default_factory=lambda: ModelConfig(
             provider="ollama",
             name="gpt-oss",
-            enable_thinking=True,
+            enable_thinking=False,
         )
     )
     max_iterations: int = 3