{"record":{"id":"797d8580f5907102","repo":"Mintplex-Labs/anything-llm","slug":"localai-chat-this-model-is-not-valid-for-chat","errorCode":null,"errorMessage":"LocalAI chat: ${this.model} is not valid for chat completion!","messagePattern":"LocalAI chat: (.+?) is not valid for chat completion!","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"server/utils/AiProviders/localAi/index.js","lineNumber":118,"sourceCode":"    attachments = [],\n  }) {\n    const prompt = {\n      role: \"system\",\n      content: `${systemPrompt}${this.#appendContext(contextTexts)}`,\n    };\n    return [\n      prompt,\n      ...formatChatHistory(chatHistory, this.#generateContent),\n      {\n        role: \"user\",\n        content: this.#generateContent({ userPrompt, attachments }),\n      },\n    ];\n  }\n\n  async getChatCompletion(messages = null, { temperature = 0.7 }) {\n    if (!(await this.isValidChatCompletionModel(this.model)))\n      throw new Error(\n        `LocalAI chat: ${this.model} is not valid for chat completion!`\n      );\n\n    const result = await LLMPerformanceMonitor.measureAsyncFunction(\n      this.openai.chat.completions.create({\n        model: this.model,\n        messages,\n        temperature,\n      })\n    );\n\n    if (\n      !result.output.hasOwnProperty(\"choices\") ||\n      result.output.choices.length === 0\n    )\n      return null;\n\n    const promptTokens = LLMPerformanceMonitor.countTokens(messages);","sourceCodeStart":100,"sourceCodeEnd":136,"githubUrl":"https://github.com/Mintplex-Labs/anything-llm/blob/526360e320da9d1b36074be5ed64fe76e5bbfbbd/server/utils/AiProviders/localAi/index.js#L100-L136","documentation":"Thrown by LocalAiLLM.getChatCompletion when `isValidChatCompletionModel(this.model)` returns false. However, the class defines `async isValidChatCompletionModel(_ = '') { return true; }` — it unconditionally returns true. This means the `if (!(await this.isValidChatCompletionModel(this.model)))` guard is always false, making this throw statement dead code that is unreachable in normal operation.","triggerScenarios":"In the current implementation, this error cannot be triggered because isValidChatCompletionModel always returns true. It would only fire if a subclass overrode isValidChatCompletionModel with real validation logic that returned false for the configured model.","commonSituations":"Practically unreachable. If a developer subclasses LocalAiLLM and adds real model validation that rejects the configured model, this error would surface. The guard exists as a hook point for future model validation.","solutions":["This error should not occur in normal usage — if you see it, check whether LocalAiLLM was subclassed with custom isValidChatCompletionModel logic.","If you need real model validation, override isValidChatCompletionModel to check against LocalAI's /v1/models endpoint.","Verify the model name matches a model available on the LocalAI server by querying its models endpoint."],"exampleFix":null,"handlingStrategy":"validation","validationCode":"// This error is currently unreachable because isValidChatCompletionModel always returns true.\n// If you add real validation, check the model before calling getChatCompletion:\nasync function validateLocalAIModel(provider) {\n  // Query the LocalAI server's model list\n  const res = await fetch(`${process.env.LOCAL_AI_BASE_PATH}/models`);\n  const data = await res.json();\n  const available = (data.data || []).map((m) => m.id);\n  if (!available.includes(provider.model)) {\n    throw new Error(`Model \"${provider.model}\" not available on LocalAI server.`);\n  }\n  return true;\n}","typeGuard":null,"tryCatchPattern":"// Currently unnecessary since the guard is dead code, but for future-proofing:\ntry {\n  const result = await localaiProvider.getChatCompletion(messages, { temperature: 0.7 });\n} catch (e) {\n  if (e.message.includes('not valid for chat completion')) {\n    console.error('LocalAI model validation failed for:', localaiProvider.model);\n  } else {\n    throw e;\n  }\n}","preventionTips":["This error is currently dead code — no prevention needed in normal usage.","If you override isValidChatCompletionModel with real logic, validate models against the server's /v1/models endpoint.","Keep a cached model list from the LocalAI server for fast pre-flight validation."],"tags":["localai","model-validation","dead-code","runtime","unreachable"],"backgroundTag":null,"analyzedSha":"526360e320da9d1b36074be5ed64fe76e5bbfbbd","analyzedAt":"2026-08-13T01:45:47.170Z","schemaVersion":2},"datasetVersion":"2026-08-13T04:17:16.726Z"}