[Model] Aya Vision (#15441)

Signed-off-by: Jennifer Zhao <ai.jenniferzhao@gmail.com>
Signed-off-by: Roger Wang <ywang@roblox.com>
Co-authored-by: Roger Wang <ywang@roblox.com>

examples/offline_inference/vision_language_multi_image.py

@@ -61,6 +61,41 @@ def load_aria(question: str, image_urls: list[str]) -> ModelRequestData:
     )
 
 
+def load_aya_vision(question: str, image_urls: list[str]) -> ModelRequestData:
+    model_name = "CohereForAI/aya-vision-8b"
+
+    engine_args = EngineArgs(
+        model=model_name,
+        max_num_seqs=2,
+        limit_mm_per_prompt={"image": len(image_urls)},
+    )
+
+    placeholders = [{"type": "image", "image": url} for url in image_urls]
+    messages = [{
+        "role":
+        "user",
+        "content": [
+            *placeholders,
+            {
+                "type": "text",
+                "text": question
+            },
+        ],
+    }]
+
+    processor = AutoProcessor.from_pretrained(model_name)
+
+    prompt = processor.apply_chat_template(messages,
+                                           tokenize=False,
+                                           add_generation_prompt=True)
+
+    return ModelRequestData(
+        engine_args=engine_args,
+        prompt=prompt,
+        image_data=[fetch_image(url) for url in image_urls],
+    )
+
+
 def load_deepseek_vl2(question: str,
                       image_urls: list[str]) -> ModelRequestData:
     model_name = "deepseek-ai/deepseek-vl2-tiny"
@@ -526,6 +561,7 @@ def load_qwen2_5_vl(question: str, image_urls: list[str]) -> ModelRequestData:
 
 model_example_map = {
     "aria": load_aria,
+    "aya_vision": load_aya_vision,
     "deepseek_vl_v2": load_deepseek_vl2,
     "gemma3": load_gemma3,
     "h2ovl_chat": load_h2ovl,