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import OpenAI from 'openai'; const client = new OpenAI({ apiKey: process.env.OPENAI_API_KEY }); // Streaming chat with tool use const stream = await client.chat.completions.create({ model: 'gpt-4o', stream: true, messages: [ { role: 'system', content: 'You are a helpful coding assistant.' }, { role: 'user', content: 'Review this code and suggest improvements.' }, ], tools: [{ type: 'function', function: { name: 'create_github_issue', description: 'Create a GitHub issue for a code improvement', parameters: { type: 'object', properties: { title: { type: 'string' }, body: { type: 'string' }, labels: { type: 'array', items: { type: 'string' } }, }, required: ['title', 'body'], }, }, }], }); for await (const chunk of stream) { process.stdout.write(chunk.choices[0]?.delta?.content ?? ''); }