openlit/dist/llm/openai.js

OpenTelemetry-native Auto instrumentation library for monitoring LLM Applications, facilitating the integration of observability into your GenAI-driven projects

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.llmResponseOpenAI = llmResponseOpenAI;
async function llmResponseOpenAI({ prompt, model, apiKey, baseUrl }) {
    let OpenAI;
    try {
        // eslint-disable-next-line @typescript-eslint/no-var-requires
        OpenAI = require('openai').default;
    }
    catch {
        throw new Error("openlit guard/eval features require the 'openai' package. Install it with: npm install openai");
    }
    const client = new OpenAI({
        apiKey,
        baseURL: baseUrl || 'https://api.openai.com/v1',
    });
    const usedModel = model || 'gpt-4o';
    const response = await client.chat.completions.create({
        model: usedModel,
        messages: [
            { role: 'user', content: prompt }
        ],
        temperature: 0.0,
        response_format: { type: 'json_object' }
    });
    if (!response) {
        console.error('OpenAI API did not return a response object:', response);
        throw new Error('OpenAI API did not return a response object.');
    }
    if (!response.choices) {
        console.error('OpenAI API response missing "choices":', response);
        throw new Error('OpenAI API response missing "choices".');
    }
    if (!Array.isArray(response.choices) || response.choices.length === 0) {
        console.error('OpenAI API response "choices" is empty or not an array:', response.choices);
        throw new Error('OpenAI API response "choices" is empty or not an array.');
    }
    if (!response.choices[0]) {
        console.error('OpenAI API response "choices[0]" is missing:', response.choices);
        throw new Error('OpenAI API response "choices[0]" is missing.');
    }
    if (!response.choices[0].message) {
        console.error('OpenAI API response "choices[0].message" is missing:', response.choices[0]);
        throw new Error('OpenAI API response "choices[0].message" is missing.');
    }
    if (typeof response.choices[0].message.content !== 'string') {
        console.error('OpenAI API response "choices[0].message.content" is missing or not a string:', response.choices[0].message);
        throw new Error('OpenAI API response "choices[0].message.content" is missing or not a string.');
    }
    return response.choices[0].message.content || '';
}
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