Passthrough agentModel for LMStudio (#2499)

server/utils/AiProviders/lmStudio/index.js

@@ -5,7 +5,7 @@ const {
 
 //  hybrid of openAi LLM chat completion for LMStudio
 class LMStudioLLM {
-  constructor(embedder = null, _modelPreference = null) {
+  constructor(embedder = null, modelPreference = null) {
     if (!process.env.LMSTUDIO_BASE_PATH)
       throw new Error("No LMStudio API Base Path was set.");
 
@@ -21,7 +21,10 @@ class LMStudioLLM {
     // and any other value will crash inferencing. So until this is patched we will
     // try to fetch the `/models` and have the user set it, or just fallback to "Loaded from Chat UI"
     // which will not impact users with <v0.2.17 and should work as well once the bug is fixed.
-    this.model = process.env.LMSTUDIO_MODEL_PREF || "Loaded from Chat UI";
+    this.model =
+      modelPreference ||
+      process.env.LMSTUDIO_MODEL_PREF ||
+      "Loaded from Chat UI";
     this.limits = {
       history: this.promptWindowLimit() * 0.15,
       system: this.promptWindowLimit() * 0.15,

server/utils/agents/aibitat/index.js

@@ -756,7 +756,7 @@ ${this.getHistory({ to: route.to })
       case "anthropic":
         return new Providers.AnthropicProvider({ model: config.model });
       case "lmstudio":
-        return new Providers.LMStudioProvider({});
+        return new Providers.LMStudioProvider({ model: config.model });
       case "ollama":
         return new Providers.OllamaProvider({ model: config.model });
       case "groq":

server/utils/agents/aibitat/providers/lmstudio.js

@@ -9,9 +9,14 @@ const UnTooled = require("./helpers/untooled.js");
 class LMStudioProvider extends InheritMultiple([Provider, UnTooled]) {
   model;
 
-  constructor(_config = {}) {
+  /**
+   *
+   * @param {{model?: string}} config
+   */
+  constructor(config = {}) {
     super();
-    const model = process.env.LMSTUDIO_MODEL_PREF || "Loaded from Chat UI";
+    const model =
+      config?.model || process.env.LMSTUDIO_MODEL_PREF || "Loaded from Chat UI";
     const client = new OpenAI({
       baseURL: process.env.LMSTUDIO_BASE_PATH?.replace(/\/+$/, ""), // here is the URL to your LMStudio instance
       apiKey: null,