* use reqwest

* support multipart form
* fix audio apits

README.md

@@ -7,7 +7,7 @@ Check out the [docs.rs](https://docs.rs/openai-api-rs/).
 Cargo.toml
 ```toml
 [dependencies]
-openai-api-rs = "4.1.1"
+openai-api-rs = "5.0.0"
 ```
 
 ## Usage
@@ -48,13 +48,14 @@ $ export OPENAI_API_BASE=https://api.openai.com/v1
 
 ## Example of chat completion
 ```rust
-use openai_api_rs::v1::api::Client;
+use openai_api_rs::v1::api::OpenAIClient;
 use openai_api_rs::v1::chat_completion::{self, ChatCompletionRequest};
 use openai_api_rs::v1::common::GPT4_O;
 use std::env;
 
-fn main() -> Result<(), Box<dyn std::error::Error>> {
-    let client = Client::new(env::var("OPENAI_API_KEY").unwrap().to_string());
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let client = OpenAIClient::new(env::var("OPENAI_API_KEY").unwrap().to_string());
 
     let req = ChatCompletionRequest::new(
         GPT4_O.to_string(),
@@ -65,7 +66,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         }],
     );
 
-    let result = client.chat_completion(req)?;
+    let result = client.chat_completion(req).await?;
     println!("Content: {:?}", result.choices[0].message.content);
     println!("Response Headers: {:?}", result.headers);