Anthropic launches Claude 3.5 Sonnet

Anthropic has unveiled Claude 3.5 Sonnet, expanding its frontier model family with significant improvements in performance and efficiency. This latest iteration demonstrates superior capabilities in code generation and logical reasoning tasks, benchmarking higher than previous industry leaders. The new model introduces advanced constitutional AI training methods, ensuring safer and more aligned outputs while maintaining exceptional performance across diverse use cases. Developers and enterprises can now leverage enhanced document processing with support for extremely long context windows.

Claude 3.5 represents a major leap forward in capability and efficiency.

— Dario Amodei, CEO of Anthropic

import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  apiKey: process.env.ANTHROPIC_API_KEY,
});

async function generateResponse(prompt: string) {
  const response = await client.messages.create({
    model: "claude-3-5-sonnet-20241022",
    max_tokens: 1024,
    messages: [{ role: "user", content: prompt }],
  });
  
  console.log(response.content);
}

Anthropic plans to roll out fine-tuning capabilities for Claude 3.5 Sonnet in Q1 2025, enabling enterprises to customize the model for specific domains and use cases.