DeepSeek: don't send empty required arrays in tool definitions

596353389b2c090559eef340d8f33a120344f6ec

Cohee <18619528+Cohee1207@users.noreply.github.com>

src/endpoints/backends/chat-completions.js+8 -0 Viewed

         if (Array.isArray(request.body.tools) && request.body.tools.length > 0) {
             bodyParams['tools'] = request.body.tools;
             bodyParams['tool_choice'] = request.body.tool_choice;
++
 +            // DeepSeek doesn't permit empty required arrays
 +            bodyParams.tools.forEach(tool => {
 +                const required = tool?.function?.parameters?.required;
 +                if (Array.isArray(required) && required.length === 0) {
 +                    delete tool.function.parameters.required;
 +                }
 +            });
+        }
         const postProcessType = String(request.body.model).endsWith('-reasoner') ? 'deepseek-reasoner' : 'deepseek';