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Claude 4.5 Haiku

Fastest Claude 4.5 model optimized for quick tasks and high-throughput applications

Overview

Fastest Claude 4.5 model optimized for quick tasks and high-throughput applications

Key Capabilities

Code Generation — suited for tasks requiring code generation proficiency
Quick Analysis — suited for tasks requiring quick analysis proficiency
Function Calling — suited for tasks requiring function calling proficiency
Batch Processing — suited for tasks requiring batch processing proficiency

Recommended Use Cases

Syntax Conversion
Quick Fixes
Batch Migrations
Code Linting

Technical Specifications

Context Window: 200K tokens
Max Output Tokens: 8K tokens
Open Weight: No
Release Date: October 15, 2025

Pricing

$0.5/M input tokens, $2/M output tokens

Provider

Claude 4.5 Haiku is developed by Anthropic. For the latest information, visit the official documentation.