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Models/Claude 3.5 Haiku
AnthropicPaid API✓ Verified Spec & Code

Claude 3.5 Haiku

Lightweight LLM • Released 2024-11-04 • Last Verified 2025-02-01

Try PlaygroundDocs

Claude 3.5 Haiku is a versatile open-weight language model developed by Anthropic. Built on modern Transformer architecture with Grouped-Query Attention (GQA) and Rotary Position Embeddings (RoPE), Claude 3.5 Haiku delivers strong performance in instruction following, multi-turn dialogue, creative synthesis, and structured JSON output generation.

Context Window200k
LicenseProprietary
Deployment
Cloud Only
API AvailableYes (REST/SDK)
💡

Plain English Summary (What is this model & who is it for?)

Think of Claude 3.5 Haiku as a versatile AI assistant for writing, research, and brainstorming. It helps you draft emails, write essays, summarize long articles, and generate creative ideas on any topic.

💡 Real-World Use Cases & Practical Examples

✍️ Email & Article Drafting: Draft professional emails, blog posts, and press releases in seconds.
📚 Long Document Summarization: Condense 50-page PDF reports into actionable bullet points.
💡 Brainstorming & Strategy: Generate marketing ideas, product names, and event outlines.
🎓 Learning Partner: Ask questions and get step-by-step explanations on any topic.

🚀 How to Run & Use This Model (Step-by-Step Guide)

Simple setup instructions for everyday users and developers.

1

Sign Up & Get API Access

Create a account on Anthropic's official developer portal and obtain your API Key.

2

Try the Interactive Playground

Click the "Try Playground" button at the top of this page to test prompts instantly inside your web browser.

3

Send Your First Request

Use standard HTTP cURL requests or official Python/Node.js SDKs to send prompts to the endpoint.

4

Integrate Into Your App

Pass the model ID "claude-3-5-haiku" into your code payload to power chatbots, workflows, and web applications.

Benchmark Performance

HumanEval88.1

Strengths

  • •High accuracy
  • •Fast inference

Limitations & Weaknesses

  • •Closed source API
Integration Code (text-chat)
import openai

client = openai.OpenAI()

response = client.chat.completions.create(
    model="claude-3-5-haiku",
    messages=[
        {"role": "system", "content": "You are an expert AI assistant."},
        {"role": "user", "content": "Explain quantum computing in 2 sentences."}
    ]
)

print(response.choices[0].message.content)

Pricing Overview

$1.00 / 1M in, $5.00 / 1M out

Prices subject to provider tiers and volume discounts. Check documentation for current token rates.

Model Tags

#claude#haiku#fast

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