Anthropicpricing
August 10, 2026·Source

Claude Sonnet 5 Pricing Made Permanent

The launch price for Sonnet 5, $2 per million input tokens and $10 per million output tokens, stays instead of rising after August 31.

Claude Sonnet 5 Pricing Made Permanent announcement image
  • Sonnet 5 stays at $2 per million input tokens and $10 per million output tokens, the rate it launched at in June
  • That rate was set to end August 31 and move to standard Sonnet pricing of $3 per million input and $15 per million output
  • Nothing about the model changes. This is a price commitment, not a new version

Best for

Budgeting high-volume agent and automation work that runs on Sonnet 5 through the API.

When to use it

You held off building on Sonnet 5 because the cheap rate was scheduled to expire.

Who benefits

Developers and teams running large token volumes through the Sonnet 5 API.

Join the newsletter to get ahead with AI.

I share strategies, new modules, free guides, and tools to get you better at using AI in your work.

Leading a team? See team programs →