added /language-models endpoint

src/init.luau

@@ -172,6 +172,37 @@ export type ModelsResponse = {
     object: "list"
 }
 
+type modality = 'text' | 'image' | string
+
+export type LanguageModel = {
+    aliases: {
+        string
+    },
+    cached_prompt_text_token_price: number,
+    completion_text_token_price: number,
+    created: number,
+    fingerprint: string,
+    id: string,
+    input_modalities: {
+        modality
+    },
+    object: string,
+    output_modalities: {
+        modality
+    },
+    owned_by: string,
+    prompt_image_token_price: number,
+    prompt_text_token_price: number,
+    search_price: number,
+    version: string
+}
+
+export type LangaugeModelsResponse = {
+    models: {
+        LanguageModel
+    }
+}
+
 local xai = {}
 local baseUrl = "https://api.x.ai/v1"
 
@@ -214,6 +245,23 @@ function xai.create(api_key: string)
         end
     end
 
+    function client:language_models(): LangaugeModelsResponse
+        local config = {
+            url = `{baseUrl}/language-models`,
+            method = "GET",
+            headers = {
+                ["Content-Type"] = "application/json",
+            },
+        }
+        local response = net.request(config)
+        if response.ok then
+            local decoded: LangaugeModelsResponse = serde.decode("json", response.body)
+            return decoded
+        else
+            error(`API request failed with status {response.statusCode}: {response.statusMessage}`)
+        end
+    end
+
     return client
 end