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Anthropic Raises Claude Sonnet 5 Pricing by 50%

·2026.07.21 01:25

Key point

Starting September 1, 2026, Anthropic will uniformly raise the API pricing for Claude Sonnet 5 by 50%.

Details

According to Anthropic's official pricing policy change, starting September 1, 2026, API costs for Claude Sonnet 5 will be increased by 50% compared to current rates.

The key changes are as follows:

  • Input Tokens: $2/MTok → $3/MTok
  • Output Tokens: $10/MTok → $15/MTok
  • 5m Cache Writes: $2.50/MTok → $3.75/MTok
  • 1h Cache Writes: $4/MTok → $6/MTok
  • Cache Hits & Refreshes: $0.20/MTok → $0.30/MTok

This price increase applies equally as a 50% raise across all token types.

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