diff --git a/engine/baml-lib/baml-types/src/media.rs b/engine/baml-lib/baml-types/src/media.rs
index 8aeee5500..18557569a 100644
--- a/engine/baml-lib/baml-types/src/media.rs
+++ b/engine/baml-lib/baml-types/src/media.rs
@@ -11,8 +11,8 @@ pub enum BamlMediaType {
 impl fmt::Display for BamlMediaType {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match *self {
-            BamlMediaType::Image => write!(f, "Image"),
-            BamlMediaType::Audio => write!(f, "Audio"),
+            BamlMediaType::Image => write!(f, "image"),
+            BamlMediaType::Audio => write!(f, "audio"),
         }
     }
 }
diff --git a/engine/baml-runtime/Cargo.toml b/engine/baml-runtime/Cargo.toml
index 87a59df94..334bedcf1 100644
--- a/engine/baml-runtime/Cargo.toml
+++ b/engine/baml-runtime/Cargo.toml
@@ -41,7 +41,6 @@ web-time.workspace = true
 static_assertions.workspace = true
 mime_guess = "2.0.4"
 mime = "0.3.17"
-
 # For tracing
 envy = "0.4.2"
 chrono = "0.4.38"
@@ -55,7 +54,6 @@ pin-project-lite = "0.2.14"
 async-trait = "0.1.80"
 cfg-if = "1.0.0"
 include_dir = "0.7.3"
-
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 serde-wasm-bindgen = "0.6.5"
 wasm-bindgen = { version = "^0.2.74", features = ["serde-serialize"] }
diff --git a/engine/baml-runtime/src/internal/llm_client/primitive/anthropic/anthropic_client.rs b/engine/baml-runtime/src/internal/llm_client/primitive/anthropic/anthropic_client.rs
index 87afecfd4..defc19917 100644
--- a/engine/baml-runtime/src/internal/llm_client/primitive/anthropic/anthropic_client.rs
+++ b/engine/baml-runtime/src/internal/llm_client/primitive/anthropic/anthropic_client.rs
@@ -338,7 +338,7 @@ impl RequestBuilder for AnthropicClient {
         &self.client
     }
 
-    fn build_request(
+    async fn build_request(
         &self,
         prompt: either::Either<&String, &Vec<RenderedChatMessage>>,
         stream: bool,
diff --git a/engine/baml-runtime/src/internal/llm_client/primitive/google/google_client.rs b/engine/baml-runtime/src/internal/llm_client/primitive/google/google_client.rs
index 28eaefd78..88b376602 100644
--- a/engine/baml-runtime/src/internal/llm_client/primitive/google/google_client.rs
+++ b/engine/baml-runtime/src/internal/llm_client/primitive/google/google_client.rs
@@ -262,7 +262,7 @@ impl RequestBuilder for GoogleClient {
         &self.client
     }
 
-    fn build_request(
+    async fn build_request(
         &self,
         prompt: either::Either<&String, &Vec<RenderedChatMessage>>,
         stream: bool,
@@ -298,13 +298,49 @@ impl RequestBuilder for GoogleClient {
 
         let mut body = json!(self.properties.properties);
         let body_obj = body.as_object_mut().unwrap();
-
         match prompt {
             either::Either::Left(prompt) => {
                 body_obj.extend(convert_completion_prompt_to_body(prompt))
             }
             either::Either::Right(messages) => {
-                body_obj.extend(convert_chat_prompt_to_body(messages))
+                body_obj.extend(convert_chat_prompt_to_body(messages));
+                if let Some(contents) = body_obj.get("contents").and_then(|c| c.as_array()) {
+                    let mut contents = contents.clone(); // clone contents here
+
+                    for content in contents.iter_mut() {
+                        if let Some(parts) = content.get_mut("parts").and_then(|p| p.as_array_mut())
+                        {
+                            for part in parts.iter_mut() {
+                                if let Some(file_data) = part.get_mut("fileData") {
+                                    if let Some(data_url) =
+                                        file_data.get("data").and_then(|d| d.as_str())
+                                    {
+                                        // Make a curl request to get the media file
+                                        let response = reqwest::get(data_url).await.unwrap();
+                                        let bytes = response.bytes().await.unwrap();
+
+                                        // Base64 encode the media file
+                                        let base64_encoded = base64::encode(&bytes);
+
+                                        // Replace the fileData block with inlineData
+                                        let mut inline_data = serde_json::Map::new();
+                                        if let Some(mime_type) = file_data.get("mimeType") {
+                                            inline_data
+                                                .insert("mimeType".to_string(), mime_type.clone());
+                                        }
+                                        inline_data
+                                            .insert("data".to_string(), json!(base64_encoded));
+
+                                        part.as_object_mut()
+                                            .unwrap()
+                                            .insert("inlineData".to_string(), json!(inline_data));
+                                        part.as_object_mut().unwrap().remove("fileData");
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
             }
         }
 
diff --git a/engine/baml-runtime/src/internal/llm_client/primitive/openai/openai_client.rs b/engine/baml-runtime/src/internal/llm_client/primitive/openai/openai_client.rs
index 37956c1df..0e09b7ed2 100644
--- a/engine/baml-runtime/src/internal/llm_client/primitive/openai/openai_client.rs
+++ b/engine/baml-runtime/src/internal/llm_client/primitive/openai/openai_client.rs
@@ -212,7 +212,7 @@ impl RequestBuilder for OpenAIClient {
         &self.client
     }
 
-    fn build_request(
+    async fn build_request(
         &self,
         prompt: either::Either<&String, &Vec<RenderedChatMessage>>,
         stream: bool,
diff --git a/engine/baml-runtime/src/internal/llm_client/primitive/request.rs b/engine/baml-runtime/src/internal/llm_client/primitive/request.rs
index c288da7d4..fa93826c9 100644
--- a/engine/baml-runtime/src/internal/llm_client/primitive/request.rs
+++ b/engine/baml-runtime/src/internal/llm_client/primitive/request.rs
@@ -8,7 +8,7 @@ use serde::de::DeserializeOwned;
 use crate::internal::llm_client::{traits::WithClient, ErrorCode, LLMErrorResponse, LLMResponse};
 
 pub trait RequestBuilder {
-    fn build_request(
+    async fn build_request(
         &self,
         prompt: either::Either<&String, &Vec<RenderedChatMessage>>,
         stream: bool,
@@ -36,7 +36,7 @@ pub async fn make_request(
     let (system_now, instant_now) = (web_time::SystemTime::now(), web_time::Instant::now());
     log::info!("Making request using client {}", client.context().name);
 
-    let req = match client.build_request(prompt, stream).build() {
+    let req = match client.build_request(prompt, stream).await.build() {
         Ok(req) => req,
         Err(e) => {
             return Err(LLMResponse::LLMFailure(LLMErrorResponse {