diff --git a/tests/cli/utils/model_test.py b/tests/cli/utils/model_test.py
index 80232ca7..996bd007 100644
--- a/tests/cli/utils/model_test.py
+++ b/tests/cli/utils/model_test.py
@@ -34,6 +34,10 @@
         testcase_name="gemma3-1b",
         model_name="gemma3-1b",
     ),
+    dict(
+        testcase_name="gemma3-270m",
+        model_name="gemma3-270m",
+    ),
     dict(
         testcase_name="llama3.2-1b",
         model_name="llama3.2-1b",
diff --git a/tunix/models/gemma3/model.py b/tunix/models/gemma3/model.py
index e4455419..02203865 100644
--- a/tunix/models/gemma3/model.py
+++ b/tunix/models/gemma3/model.py
@@ -108,6 +108,26 @@ class ModelConfig:
   remat_config: RematConfig = RematConfig.NONE
   param_dtype: jnp.dtype = jnp.bfloat16
 
+  @classmethod
+  def gemma3_270m(
+      cls,
+      sharding_config: ShardingConfig = ShardingConfig.get_default_sharding(),
+  ) -> 'ModelConfig':
+    """Gemma3-270M text-only config."""
+    return cls(
+        num_layers=18,
+        num_embed=262144,
+        embed_dim=640,
+        hidden_dim=2048,
+        num_heads=4,
+        head_dim=256,
+        num_kv_heads=1,
+        sliding_window_size=512,
+        local_base_frequency=10_000,
+        global_base_frequency=1_000_000,
+        shd_config=sharding_config,
+    )
+
   @classmethod
   def gemma3_1b(
       cls,
diff --git a/tunix/models/gemma3/params.py b/tunix/models/gemma3/params.py
index e878aa14..54115698 100644
--- a/tunix/models/gemma3/params.py
+++ b/tunix/models/gemma3/params.py
@@ -32,11 +32,13 @@
 
 
 # Pretrained
+GEMMA3_270M_PT = 'gs://gemma-data/checkpoints/gemma3-270m-pt'
 GEMMA3_1B_PT = 'gs://gemma-data/checkpoints/gemma3-1b-pt'
 GEMMA3_4B_PT = 'gs://gemma-data/checkpoints/gemma3-4b-pt'
 GEMMA3_12B_PT = 'gs://gemma-data/checkpoints/gemma3-12b-pt'
 GEMMA3_27B_PT = 'gs://gemma-data/checkpoints/gemma3-27b-pt'
 # Instruction Tuned
+GEMMA3_270M_IT = 'gs://gemma-data/checkpoints/gemma3-270m-it'
 GEMMA3_1B_IT = 'gs://gemma-data/checkpoints/gemma3-1b-it'
 GEMMA3_4B_IT = 'gs://gemma-data/checkpoints/gemma3-4b-it'
 GEMMA3_12B_IT = 'gs://gemma-data/checkpoints/gemma3-12b-it'