feat: add GitLab Duo and CodeBuddy support, update observability settings

open-sse/config/providerModels.js

@@ -212,7 +212,7 @@ export const PROVIDER_MODELS = {
     { id: "text-embedding-004", name: "Text Embedding 004 (Legacy)", type: "embedding" },
   ],
   openrouter: [
-    { id: "auto", name: "Auto (Best Available)" },
+    // { id: "openrouter/free", name: "Free Models (Auto)" },
   ],
   glm: [
     { id: "glm-5", name: "GLM 5" },

open-sse/config/providers.js

@@ -316,4 +316,14 @@ export const PROVIDERS = {
     baseUrl: "https://aiplatform.googleapis.com",
     format: "openai"
   },
+  // GitLab Duo - OpenAI-compatible chat endpoint
+  gitlab: {
+    baseUrl: "https://gitlab.com/api/v4/chat/completions",
+    format: "openai",
+  },
+  // CodeBuddy (Tencent) - uses device_code polling auth, no chat completions baseUrl needed
+  codebuddy: {
+    baseUrl: "https://copilot.tencent.com/v1/chat/completions",
+    format: "openai",
+  },
 };

open-sse/executors/default.js

@@ -66,6 +66,11 @@ export class DefaultExecutor extends BaseExecutor {
           if (!headers["anthropic-version"]) {
             headers["anthropic-version"] = "2023-06-01";
           }
+        } else if (this.provider === "gitlab") {
+          // GitLab Duo uses Bearer token (PAT with ai_features scope, or OAuth access token)
+          headers["Authorization"] = `Bearer ${credentials.apiKey || credentials.accessToken}`;
+        } else if (this.provider === "codebuddy") {
+          headers["Authorization"] = `Bearer ${credentials.apiKey || credentials.accessToken}`;
         } else if (this.provider === "kilocode") {
           headers["Authorization"] = `Bearer ${credentials.apiKey || credentials.accessToken}`;
           if (credentials.providerSpecificData?.orgId) {

open-sse/translator/request/openai-responses.js

@@ -139,7 +139,7 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
           function: {
             name,
             description: String(tool.description || ""),
-            parameters: tool.parameters,
+            parameters: normalizeToolParameters(tool.parameters),
             strict: tool.strict
           }
         };
@@ -158,6 +158,15 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
   return result;
 }
 
+/**
+ * Ensure object schema always has properties field (required by Codex Responses API)
+ */
+function normalizeToolParameters(params) {
+  if (!params) return { type: "object", properties: {} };
+  if (params.type === "object" && !params.properties) return { ...params, properties: {} };
+  return params;
+}
+
 /**
  * Convert OpenAI Chat Completions to OpenAI Responses API format
  */
@@ -226,7 +235,7 @@ export function openaiToOpenAIResponsesRequest(model, body, stream, credentials)
         result.input.push({
           type: "function_call",
           call_id: clampCallId(tc.id),
-          name: tc.function?.name || "",
+          name: tc.function?.name || "_unknown",
           arguments: tc.function?.arguments || "{}"
         });
       }
@@ -260,7 +269,7 @@ export function openaiToOpenAIResponsesRequest(model, body, stream, credentials)
           type: "function",
           name: tool.function.name,
           description: String(tool.function.description || ""),
-          parameters: tool.function.parameters,
+          parameters: normalizeToolParameters(tool.function.parameters),
           strict: tool.function.strict
         };
       }