Claude 3 Haiku

About Claude 3 Haiku

Claude 3 Haiku is Anthropic's fastest and most affordable model, engineered for high-volume applications requiring instant responses. As the speed-optimized member of the Claude 3 family, Haiku delivers impressive capability at remarkably low latency—often responding in under a second. The model features a 200K context window and supports vision inputs, enabling multimodal applications at scale. Claude 3 Haiku excels at real-time chat, content moderation, data extraction, and any scenario where response speed directly impacts user experience. Despite its focus on efficiency, Haiku maintains strong performance on reasoning and coding tasks, outperforming many larger models from previous generations. The model is particularly valuable for customer-facing applications, interactive assistants, and high-throughput processing pipelines. With pricing among the lowest in the premium AI market, Claude 3 Haiku enables cost-effective deployment at scale. For developers building responsive AI experiences where every millisecond matters, Haiku offers the best combination of speed, capability, and affordability in Anthropic's lineup.

Model Specifications

💰 Real-World Cost Examples

Estimated monthly costs for common use cases

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🚀 Quick Start

Get started with Claude 3 Haiku API

import anthropic

client = anthropic.Anthropic()

message = client.messages.create(
    model="anthropic/claude-3-haiku",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)
print(message.content[0].text)

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