Anthropic Cost Calculator

Claude API Pricing Calculator

Calculate costs for the latest Anthropic Claude models including Claude Haiku 4.5, Sonnet 4.5, Sonnet 4, Opus 4.1, Opus 4, and Sonnet 3.7.

Token Cost Calculator

Enter your estimated token usage to calculate costs

Input: $1.00/1M tokens
Output: $5.00/1M tokens

750 words

7500 words

Real-time Calculation

Instant cost estimates for your API usage

Latest Models Supported

From Claude Haiku 4.5 to Claude Opus 4.1

Smart Estimates

Detailed breakdown of all costs

Current Claude API Pricing

Latest pricing information per million tokens for each model

Claude Haiku 4.5

Fastest, most cost-efficient model

Input: $1.00/1M tokens

Output: $5.00/1M tokens

Claude Sonnet 4.5

Newest Sonnet model. Best balance of capability, speed, and cost

Input: $3.00/1M tokens

Output: $15.00/1M tokens

Claude Opus 4.1

Latest Opus model with improved reliability and safety

Input: $15.00/1M tokens

Output: $75.00/1M tokens

Claude Opus 4

Premium model for the most complex, high-quality tasks

Input: $15.00/1M tokens

Output: $75.00/1M tokens

Claude Sonnet 4

Balanced model offering strong capability at moderate cost

Input: $3.00/1M tokens

Output: $15.00/1M tokens

Claude Sonnet 3.7

Cost-effective Sonnet for high-volume workloads

Input: $3.00/1M tokens

Output: $15.00/1M tokens

Claude & Anthropic API Pricing Calculator: Latest Models

Our comprehensive token calculator provides accurate cost estimates for Anthropic's latest Claude lineup. Perfect for developers and teams budgeting for Claude Haiku 4.5, Sonnet 4.5, Sonnet 4, Opus 4.1, Opus 4, and Sonnet 3.7 usage.

Available Models

  • • Claude 4.5 Haiku: Fastest, most cost-efficient model
  • • Claude 4.5 Sonnet: Newest, best balance of capability and cost
  • • Claude 4 Sonnet: Balanced performance
  • • Claude 4.1 Opus: Premium capability
  • • Claude 4 Opus: Premium capability
  • • Claude 3.7 Sonnet: Cost-effective option

Key Features

  • • Token cost calculation
  • • Prompt caching support
  • • Word count estimation

How It Works

Calculate your Claude API costs in three simple steps:

1

Select Model

Choose from Claude Haiku 4.5, Sonnet 4.5/4/3.7, or Opus 4.1/4

2

Enter Tokens

Specify your input and output token usage

3

Get Costs

View your detailed cost breakdown

Pro Tips

  • • Use prompt caching for cost savings
  • • Check word count estimates
  • • Compare models for best value

Model Comparison & Use Cases

Compare Claude models to find the perfect fit for your needs and budget.

ModelBest ForPrice Range
Claude Haiku 4.5Fastest, most cost-efficient for high-volume tasksBudget
Claude Sonnet 4.5Best overall value for most production workloadsModerate
Claude Opus 4.1Complex tasks requiring the highest capabilityPremium
Claude Sonnet 3.7High-volume, cost-sensitive operationsEconomic

Cost Optimization Tips

Maximize your Claude API usage while minimizing costs:

Input Optimization

  • • Enable prompt caching
  • • Optimize prompt length
  • • Use batch processing

Model Selection

  • • Choose the right model tier
  • • Start with Haiku 4.5 for testing
  • • Upgrade as needed

Pricing Updates & Information

Stay informed about Anthropic's Claude API pricing and updates.

Claude API pricing is subject to change. While we maintain current rates for all models in our calculator, always verify the latest pricing on Anthropic's official website.