Add openrouter/z-ai/glm-5.1 to resolve_model_config (fixes #2768) (#2769)

Co-authored-by: openhands <openhands@all-hands.dev>

Author: juanmichelini

.github/run-eval/resolve_model_config.py

@@ -242,6 +242,16 @@ def _sigterm_handler(signum: int, _frame: object) -> None:
             "disable_vision": True,
         },
     },
+    "glm-5.1": {
+        "id": "glm-5.1",
+        "display_name": "GLM-5.1",
+        "llm_config": {
+            "model": "litellm_proxy/openrouter/z-ai/glm-5.1",
+            "temperature": 0.0,
+            # OpenRouter glm-5.1 is text-only despite LiteLLM reporting vision support
+            "disable_vision": True,
+        },
+    },
     "qwen3-coder-next": {
         "id": "qwen3-coder-next",
         "display_name": "Qwen3 Coder Next",

tests/github_workflows/test_resolve_model_config.py

@@ -268,6 +268,16 @@ def test_glm_5_config():
     assert model["llm_config"]["disable_vision"] is True
 
 
+def test_glm_5_1_config():
+    """Test that glm-5.1 has correct configuration."""
+    model = MODELS["glm-5.1"]
+
+    assert model["id"] == "glm-5.1"
+    assert model["display_name"] == "GLM-5.1"
+    assert model["llm_config"]["model"] == "litellm_proxy/openrouter/z-ai/glm-5.1"
+    assert model["llm_config"]["disable_vision"] is True
+
+
 # Tests for preflight check functionality