Make deprecated function_call OpenAI field check less strict

src/proxy/middleware/request/preprocessors/validate-context-size.ts

@@ -7,7 +7,7 @@ import { RequestPreprocessor } from "../index";
 const CLAUDE_MAX_CONTEXT = config.maxContextTokensAnthropic;
 const OPENAI_MAX_CONTEXT = config.maxContextTokensOpenAI;
 // todo: make configurable
-const GOOGLE_AI_MAX_CONTEXT = 2048000;
+const GOOGLE_AI_MAX_CONTEXT = 1024000;
 const MISTRAL_AI_MAX_CONTENT = 131072;
 
 /**
@@ -68,12 +68,6 @@ export const validateContextSize: RequestPreprocessor = async (req) => {
     modelMax = 131072;
   } else if (model.match(/^gpt-4(-\d{4})?-vision(-preview)?$/)) {
     modelMax = 131072;
-  } else if (model.match(/^o1(-\d{4}-\d{2}-\d{2})?$/)) {
-    modelMax = 200000;
-  } else if (model.match(/^o1-mini(-\d{4}-\d{2}-\d{2})?$/)) {
-    modelMax = 128000;
-  } else if (model.match(/^o1-preview(-\d{4}-\d{2}-\d{2})?$/)) {
-    modelMax = 128000;
   } else if (model.match(/gpt-3.5-turbo/)) {
     modelMax = 16384;
   } else if (model.match(/gpt-4-32k/)) {

src/shared/api-schemas/openai.ts

@@ -25,7 +25,7 @@ export const OpenAIV1ChatCompletionSchema = z
         content: z.union([z.string(), OpenAIV1ChatContentArraySchema]),
         name: z.string().optional(),
         tool_calls: z.array(z.any()).optional(),
-        function_call: z.array(z.any()).optional(),
+        function_call: z.any().optional(),
         tool_call_id: z.string().optional(),
       }),
       {