diff --git a/src/helm/config/model_deployments.yaml b/src/helm/config/model_deployments.yaml
index bb9aed655f..2b21f84606 100644
--- a/src/helm/config/model_deployments.yaml
+++ b/src/helm/config/model_deployments.yaml
@@ -553,6 +553,14 @@ model_deployments:
     client_spec:
       class_name: "helm.clients.vertexai_client.VertexAIChatClient"
 
+  - name: google/gemini-2.0-flash-exp
+    model_name: google/gemini-2.0-flash-exp
+    tokenizer_name: google/gemma-2b  # Gemini has no tokenizer endpoint, so we approximate by using Gemma's tokenizer.
+    max_sequence_length: 1000000  # Source: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models#gemini-models
+    # TODO: Max output tokens: 8192
+    client_spec:
+      class_name: "helm.clients.vertexai_client.VertexAIChatClient"
+
   ## Gemma
   - name: together/gemma-2b
     model_name: google/gemma-2b
diff --git a/src/helm/config/model_metadata.yaml b/src/helm/config/model_metadata.yaml
index 84227602ca..1728216ed5 100644
--- a/src/helm/config/model_metadata.yaml
+++ b/src/helm/config/model_metadata.yaml
@@ -997,6 +997,14 @@ models:
     release_date: 2024-09-24
     tags: [TEXT_MODEL_TAG, VISION_LANGUAGE_MODEL_TAG, AUDIO_LANGUAGE_MODEL_TAG, GOOGLE_GEMINI_MODEL_TAG, LIMITED_FUNCTIONALITY_TEXT_MODEL_TAG, INSTRUCTION_FOLLOWING_MODEL_TAG]
 
+  - name: google/gemini-2.0-flash-exp
+    display_name: Gemini 2.0 Flash (Experimental)
+    description: Gemini 2.0 Flash (Experimental) is a Gemini model that supports multimodal inputs like images, video and audio, as well as multimodal output like natively generated images mixed with text and steerable text-to-speech (TTS) multilingual audio. ([blog](https://blog.google/technology/google-deepmind/google-gemini-ai-update-december-2024/#gemini-2-0-flash))
+    creator_organization_name: Google
+    access: limited
+    release_date: 2024-12-11
+    tags: [TEXT_MODEL_TAG, VISION_LANGUAGE_MODEL_TAG, AUDIO_LANGUAGE_MODEL_TAG, GOOGLE_GEMINI_MODEL_TAG, LIMITED_FUNCTIONALITY_TEXT_MODEL_TAG, INSTRUCTION_FOLLOWING_MODEL_TAG]
+
   - name: google/gemma-2b
     display_name: Gemma (2B)
     description: Gemma is a family of lightweight, open models built from the research and technology that Google used to create the Gemini models. ([model card](https://www.kaggle.com/models/google/gemma), [blog post](https://blog.google/technology/developers/gemma-open-models/))