diff --git a/submissions/z3gex-base.json b/submissions/z3gex-base.json
new file mode 100644
index 000000000..42cdc9839
--- /dev/null
+++ b/submissions/z3gex-base.json
@@ -0,0 +1,37 @@
+{
+    "name": "Z3-GEX-base",
+    "contributors": [
+        "Nikolaj Bjørner et al."
+    ],
+    "contacts": [
+        "Nikolaj Bjørner <nbjorner@microsoft.com>"
+    ],
+    "archive": {
+        "url": "https://zenodo.org/records/20615910/files/Z3_base.zip?download=1"
+    },
+    "website": "https://github.com/Z3Prover/z3",
+    "system_description": "https://link.springer.com/content/pdf/10.1007/978-3-540-78800-3_24.pdf",
+    "solver_type": "Standalone",
+    "command": [
+        "./z3"
+    ],
+    "seed": "33",
+    "participations": [
+        {
+            "tracks": [
+                "SingleQuery"
+            ],
+            "divisions": [
+                "Arith",
+                "QF_Bitvec",
+                "QF_LinearIntArith",
+                "QF_LinearRealArith",
+                "QF_NonLinearIntArith",
+                "QF_NonLinearRealArith",
+                "QF_Strings"
+            ]
+        }
+    ],
+    "competitive": false,
+    "final": true
+}
\ No newline at end of file
diff --git a/submissions/z3gex.json b/submissions/z3gex.json
new file mode 100644
index 000000000..5f278b73a
--- /dev/null
+++ b/submissions/z3gex.json
@@ -0,0 +1,39 @@
+{
+    "name": "Z3-GEX",
+    "contributors": [
+        "Shuming Shi",
+        "Wenbo Wei",
+        "Zhengfeng Yang",
+        "Jianlin Wang"
+    ],
+    "contacts": [
+        "Wenbo Wei <ww819616@gmail.com>"
+    ],
+    "archive": {
+        "url": "https://zenodo.org/records/20642639/files/Z3_GEX.zip?download=1"
+    },
+    "website": "https://github.com/moyvbai/smt-comp2026",
+    "system_description": "https://github.com/moyvbai/smt-comp2026/blob/main/SMT.pdf",
+    "command": [
+        "z3gex"
+    ],
+    "solver_type": "derived",
+    "seed": "42",
+    "participations": [
+        {
+            "tracks": [
+                "SingleQuery"
+            ],
+            "divisions": [
+                "Arith",
+                "QF_Bitvec",
+                "QF_LinearIntArith",
+                "QF_LinearRealArith",
+                "QF_NonLinearIntArith",
+                "QF_NonLinearRealArith",
+                "QF_Strings"
+            ]
+        }
+    ],
+    "final": true
+}
\ No newline at end of file