LightweightAnthropic

Claude 3 Haiku

Name: Claude 3 Haiku
Availability: InStock
Author: Anthropic

Claude 3 Haiku is Anthropic's lightweight model designed for fast, cost-effective tasks with text and image support and a 200K token context window.

Context 200K

Tier Lightweight

Modalities text, image

Input from

$0.125 / 1M tokens

across 2 providers

Compare Prices Model Page →API Docs

API Pricing

Cheapest on Amazon AWS — 40% below avg

Provider	Input / 1M	Output / 1M	Speed	TTFT	Updated
Amazon AWSBatch	$0.125	$0.625	128 t/s	397ms	4/14/2026
Amazon AWS	$0.250	$1.25	128 t/s	397ms	4/14/2026
OpenRouter	$0.250	$1.25	128 t/s	397ms	4/14/2026

Prices updated daily. Last check: 4/14/2026

Model Details

General

Creator: Anthropic
Family: Haiku
Tier: Lightweight
Context Window: 200K
Modalities: Text, Image

Capabilities

Tool Calling: No
Open Source: No

Strengths & Limitations

Fast response times with 130.52 output tokens per second
Low latency with 530ms time to first token
Supports both text and image inputs for multimodal tasks
Large 200K token context window for processing lengthy documents
Optimized for cost-effective high-volume applications
Maintains Anthropic's constitutional AI safety approach
Good performance on basic reasoning and writing tasks

No function calling or tool use capabilities
Proprietary model with no open-source weights available
Less capable than newer Claude 3.5 Sonnet and Claude 3 Opus models
Limited advanced reasoning compared to flagship-tier models
No structured output modes like JSON formatting

Key Features

•200K token context window

•Text and image input support

•High-speed inference (130.52 tokens/second)

•Low latency responses (530ms TTFT)

•Streaming response capability

•Constitutional AI safety training

•Batch processing support

•API integration with major cloud providers

About Claude 3 Haiku

Claude 3 Haiku is Anthropic's lightweight model in the Claude 3 family, positioned as the fastest and most economical option for high-volume applications. While Anthropic has released newer flagship models like Claude 3.5 Sonnet and Claude 3 Opus, Haiku remains the go-to choice for tasks requiring speed and efficiency over maximum capability. The model supports both text and image inputs with a 200K token context window, making it suitable for processing lengthy documents and visual content. Haiku delivers 130.52 output tokens per second with a 530ms time to first token, emphasizing rapid response times. The model handles basic reasoning, writing, and analysis tasks while maintaining Anthropic's safety standards. Claude 3 Haiku is commonly used for content moderation, customer support automation, data extraction from documents, and other high-throughput applications where speed and cost efficiency matter more than advanced reasoning capabilities. It competes with other lightweight models like GPT-3.5 Turbo in scenarios requiring quick turnaround times for simpler tasks.

Common Use Cases

Claude 3 Haiku excels at high-volume, cost-sensitive applications where speed matters more than advanced reasoning. Common use cases include content moderation at scale, customer support chatbots, document summarization and data extraction, basic writing assistance, and simple classification tasks. Its multimodal capabilities make it suitable for processing mixed text and image content in workflows like document analysis, basic visual question answering, and image captioning. The large context window allows it to handle lengthy documents, transcripts, and conversations while maintaining fast response times for real-time applications.

Frequently Asked Questions

How much does Claude 3 Haiku cost per million tokens?

Claude 3 Haiku pricing varies by provider and pricing type (standard vs batch processing). Check the pricing table above for current rates across all providers offering this model.

What is Claude 3 Haiku best used for?

Claude 3 Haiku is designed for high-volume, cost-sensitive applications requiring fast responses. It works well for content moderation, customer support automation, document summarization, basic writing tasks, and simple classification. Its speed and multimodal capabilities make it ideal when you need quick processing of text and images without requiring advanced reasoning.

Does Claude 3 Haiku support function calling and tool use?

No, Claude 3 Haiku does not support function calling or tool use capabilities. For applications requiring tool integration, you would need to use Claude 3.5 Sonnet or other models in Anthropic's lineup that include these features.