fix(craft): remove hardcoded reasoningEffort high from opencode config (#13560)

backend/onyx/server/features/build/sandbox/util/opencode_config.py

@@ -173,8 +173,6 @@ def _build_provider_block(
         }
         if capabilities.supports_interleaved_reasoning:
             entry["interleaved"] = True
-        if capabilities.supports_reasoning:
-            entry["options"] = {"reasoningEffort": "high"}
         if model.max_input_tokens is not None and model.max_output_tokens is not None:
             # OpenCode 1.15.x subtracts output from context when input is absent.
             # LiteLLM reports input and output budgets independently, so include

backend/tests/unit/onyx/server/features/craft/sandbox/test_opencode_config.py

@@ -95,7 +95,6 @@ def test_gateway_is_the_only_enabled_provider() -> None:
             "input": ["text", "image"],
             "output": ["text"],
         },
-        "options": {"reasoningEffort": "high"},
         "limit": {
             "context": 200_000,
             "input": 200_000,

backend/tests/unit/onyx/server/features/craft/test_session_gateway_config.py

@@ -168,7 +168,7 @@ def test_gateway_model_capabilities_reach_opencode_catalog() -> None:
     }
     assert vision_model["attachment"] is True
     assert vision_model["reasoning"] is True
-    assert vision_model["options"] == {"reasoningEffort": "high"}
+    assert "options" not in vision_model
 
     text_model = opencode_models["3/claude-text-only"]
     assert text_model["modalities"] == {