diff --git a/crates/core/models.json b/crates/core/models.json
index 0e50fd15..e91003b6 100644
--- a/crates/core/models.json
+++ b/crates/core/models.json
@@ -70,6 +70,18 @@
             }
         }
     },
+    {
+        "slug": "MiniMax-M2.7",
+        "display_name": "MiniMax-M2.7",
+        "channel": "MiniMax",
+        "provider": "openai_chat_completions",
+        "description": "MiniMax M2.7 model with 204.8k-token context by MiniMax",
+        "reasoning_capability": "unsupported",
+        "context_window": 204800,
+        "input_modalities": [
+            "text"
+        ]
+    },
     {
         "slug": "glm-5.2",
         "display_name": "glm-5.2",
diff --git a/crates/core/src/model_catalog.rs b/crates/core/src/model_catalog.rs
index f3629272..e78206c8 100644
--- a/crates/core/src/model_catalog.rs
+++ b/crates/core/src/model_catalog.rs
@@ -153,6 +153,26 @@ mod tests {
         );
     }
 
+    #[test]
+    fn builtin_minimax_catalog_contains_both_target_models() {
+        let models = load_builtin_models().expect("load builtin models");
+        let m3 = models
+            .iter()
+            .find(|model| model.slug == "MiniMax-M3")
+            .expect("MiniMax-M3 model");
+        let m27 = models
+            .iter()
+            .find(|model| model.slug == "MiniMax-M2.7")
+            .expect("MiniMax-M2.7 model");
+
+        assert_eq!(m3.context_window, 1_000_000);
+        assert_eq!(m27.context_window, 204_800);
+        assert!(matches!(
+            m27.reasoning_capability,
+            ReasoningCapability::Unsupported
+        ));
+    }
+
     #[test]
     fn load_from_config_applies_partial_builtin_override_without_replacing_metadata() {
         let builtin = load_builtin_models()