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Anthropic to raise Claude Sonnet 5 prices by 50% starting September 1

Anthropic is set to increase the pricing for its Claude Sonnet 5 model starting September 1, 2026. The price hike will affect both input and output tokens, with a 50% increase across the board. Input tokens will rise from $2 per million to $3 per million, while output tokens will go from $10 per million to $15 per million. This adjustment also applies to various cache operations, including writes and hits. AI

IMPACT This price increase may affect the cost of using AI applications powered by Claude Sonnet 5, potentially influencing developer budgets and end-user pricing.

RANK_REASON This is a pricing change for an existing model, not a new release or significant industry event.

Read on r/ClaudeAI →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Anthropic to raise Claude Sonnet 5 prices by 50% starting September 1

COVERAGE [1]

  1. r/ClaudeAI TIER_2 English(EN) · /u/Frosty-Day-7515 ·

    Claude Sonnet 5 price will be increased starting September 1

    <!-- SC_OFF --><div class="md"><p>Starting September 1, 2026 Anthropic will increase the pricing of <strong>Sonnet 5</strong>:</p> <table><thead> <tr> <th align="left"></th> <th align="left">Before</th> <th align="left">After</th> <th align="left">%</th> </tr> </thead><tbody> <tr…