diff --git a/src/main.rs b/src/main.rs
index b967d55..099e91f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -26,6 +26,7 @@ enum Commands{
 	DownloadGroupInventoryJson(DownloadGroupInventoryJsonSubcommand),
 	CreateAsset(CreateAssetSubcommand),
 	CreateAssetMedia(CreateAssetMediaSubcommand),
+	CreateAssetMedias(CreateAssetMediasSubcommand),
 	UploadAsset(UpdateAssetSubcommand),
 	UploadAssetMedia(UpdateAssetMediaSubcommand),
 	UploadPlace(UpdatePlaceSubcommand),
@@ -128,6 +129,26 @@ struct CreateAssetMediaSubcommand{
 	expected_price:Option<u64>,
 }
 #[derive(Args)]
+/// Automatically detect the media type from file extension and generate asset name and description
+struct CreateAssetMediasSubcommand{
+	#[arg(long,group="api_key",required=true)]
+	api_key_literal:Option<String>,
+	#[arg(long,group="api_key",required=true)]
+	api_key_envvar:Option<String>,
+	#[arg(long,group="api_key",required=true)]
+	api_key_file:Option<PathBuf>,
+	#[arg(long)]
+	asset_type:AssetType,
+	#[arg(long,group="creator",required=true)]
+	creator_user_id:Option<u64>,
+	#[arg(long,group="creator",required=true)]
+	creator_group_id:Option<u64>,
+	/// Expected price limits how much robux can be spent to create the asset (defaults to 0)
+	#[arg(long)]
+	expected_price:Option<u64>,
+	input_files:Vec<PathBuf>,
+}
+#[derive(Args)]
 struct UpdateAssetSubcommand{
 	#[arg(long)]
 	asset_id:AssetID,
@@ -424,6 +445,20 @@ async fn main()->AResult<()>{
 			description:subcommand.description.unwrap_or_else(||String::with_capacity(0)),
 			expected_price:subcommand.expected_price,
 		}).await,
+		Commands::CreateAssetMedias(subcommand)=>create_asset_medias(CreateAssetMediasConfig{
+			api_key:api_key_from_args(
+				subcommand.api_key_literal,
+				subcommand.api_key_envvar,
+				subcommand.api_key_file,
+			).await?,
+			creator:match (subcommand.creator_user_id,subcommand.creator_group_id){
+				(Some(user_id),None)=>rbx_asset::cloud::Creator::userId(user_id.to_string()),
+				(None,Some(group_id))=>rbx_asset::cloud::Creator::groupId(group_id.to_string()),
+				other=>Err(anyhow!("Invalid creator {other:?}"))?,
+			},
+			input_files:subcommand.input_files,
+			expected_price:subcommand.expected_price,
+		}).await,
 		Commands::UploadAsset(subcommand)=>upload_asset(UploadAssetConfig{
 			cookie:cookie_from_args(
 					subcommand.cookie_literal,
@@ -614,6 +649,85 @@ async fn create_asset_media(config:CreateAssetMediaConfig)->AResult<()>{
 	Ok(())
 }
 
+struct CreateAssetMediasConfig{
+	api_key:ApiKey,
+	description:String,
+	input_files:Vec<PathBuf>,
+	creator:rbx_asset::cloud::Creator,
+	expected_price:Option<u64>,
+}
+
+#[derive(Debug)]
+enum CreateAssetMediasError{
+	NoFileStem(PathBuf),
+	UnknownFourCC(Option<Vec<u8>>),
+}
+impl std::fmt::Display for CreateAssetMediasError{
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for CreateAssetMediasError{}
+
+async fn create_asset_medias(config:CreateAssetMediasConfig)->AResult<()>{
+	let context=CloudContext::new(config.api_key);
+	futures::stream::iter(config.input_files.into_iter()
+	//step 1: read file, make create request
+	.map(|path|{
+		let config=&config;
+		let context=&context;
+		async move{
+			let model_name=path.file_stem()
+			.and_then(std::ffi::OsStr::to_str)
+			.ok_or(CreateAssetMediasError::NoFileStem(path.clone()))?;
+			let file=tokio::fs::read(path).await?;
+			let asset_type=match file.get(0..4){
+				Some(b"\x89PNG")=>rbx_asset::cloud::AssetType::Decal,
+				//jpeg
+				Some(b"\xFF\xD8\xFF\xE0")=>rbx_asset::cloud::AssetType::Decal,
+				//Some("fbx")=>rbx_asset::cloud::AssetType::Model,
+				//Some("ogg")=>rbx_asset::cloud::AssetType::Audio,
+				fourcc=>Err(CreateAssetMediasError::UnknownFourCC(fourcc.map(<[u8]>::to_owned)))?,
+			};
+			Ok(context.create_asset(rbx_asset::cloud::CreateAssetRequest{
+				assetType:asset_type,
+				displayName:model_name.to_owned(),
+				description:config.description.clone(),
+				creationContext:rbx_asset::cloud::CreationContext{
+					creator:config.creator,
+					expectedPrice:Some(config.expected_price.unwrap_or(0)),
+				}
+			},file).await?)
+		}
+	}))
+	//parallel requests
+	.buffer_unordered(CONCURRENT_REQUESTS)
+	//step 2: poll operation until it completes (as fast as possible no exp backoff or anything just hammer roblox)
+	.filter_map(|create_result:AResult<_>|{
+		let context=&context;
+		async{
+			match create_result{
+				Ok(operation)=>match operation.wait(context).await{
+					Ok(())=>Some(operation),
+					Err(e)=>{
+						eprintln!("operation error: {}",e);
+						None
+					},
+				},
+				Err(e)=>{
+					eprintln!("create_asset error: {}",e);
+					None
+				},
+			}
+		}
+	})
+	//step 3: read decal id from operation and download it
+	.filter_map(|operation|{
+
+	});
+	Ok(())
+}
+
 struct UploadAssetConfig{
 	cookie:Cookie,
 	asset_id:AssetID,