diff --git a/cmd/copilot/main.go b/cmd/copilot/main.go
index 7236a84283759bae4c0b8121ec02c24a7fcf1ded..e6aa1942e0c59afeeec6edc1e978e980049572f9 100644
--- a/cmd/copilot/main.go
+++ b/cmd/copilot/main.go
@@ -173,6 +173,11 @@ func detectReasoningCapabilities(m Model) (canReason bool, levels []string, defa
 		return true, []string{"low", "medium", "high"}, "medium"
 	}
 
+	// Grok models support reasoning without effort levels
+	if strings.HasPrefix(m.ID, "grok") {
+		return true, nil, ""
+	}
+
 	return false, nil, ""
 }
 
diff --git a/internal/providers/configs/copilot.json b/internal/providers/configs/copilot.json
index e30e2daddbead844eb4879d1c8ff8d5485122138..56c8508e12dff2415ad02b4eb378e353918b5a0b 100644
--- a/internal/providers/configs/copilot.json
+++ b/internal/providers/configs/copilot.json
@@ -220,7 +220,7 @@
       "cost_per_1m_out_cached": 0,
       "context_window": 128000,
       "default_max_tokens": 64000,
-      "can_reason": false,
+      "can_reason": true,
       "supports_attachments": false,
       "options": {}
     }