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Anthropic

Claude Sonnet 4.6 API Pricing

Reliable knowledge cutoff Aug 2025. Cache write shown is 5m-TTL; 1h-TTL is $6.00/MTok. Batch: $1.50/$7.50 per MTok.

Verified against Anthropic’s pricing page on 2026-07-02.

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Facts

Legacy

Specs

  • FamilyClaude Sonnet
  • API IDclaude-sonnet-4-6
  • ModalityMultimodal
  • Context window1M tokens
  • Max output128K tokens
  • Release dateNot published

Pricing (per 1M tokens)

  • Input$3.00 / 1M tokens
  • Output$15.00 / 1M tokens
  • Cached input$0.30 / 1M tokens
  • Cache write$3.75 / 1M tokens
  • Batch discount50%

Capabilities

vision, tool-use, adaptive-thinking, extended-thinking, multilingual

Notes

Reliable knowledge cutoff Aug 2025. Cache write shown is 5m-TTL; 1h-TTL is $6.00/MTok. Batch: $1.50/$7.50 per MTok.

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadEst. monthly cost

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$540.00

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$855.00

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$412.50

Price history

Changes we have documented since we began tracking

No price changes recorded since we began tracking.

Claude Sonnet 4.6 pricing FAQ

How much does Claude Sonnet 4.6 cost per 1M tokens?
Claude Sonnet 4.6 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens.
How much does Claude Sonnet 4.6 cost per request?
A typical request of 800 input and 200 output tokens costs about $0.0054 on Claude Sonnet 4.6.
Is Claude Sonnet 4.6 cheaper than Claude Sonnet 4?
Claude Sonnet 4.6 and Claude Sonnet 4 charge the same per input token.
Does Claude Sonnet 4.6 have cache pricing?
Yes — cached input reads cost $0.30 per 1M tokens, and cache writes cost $3.75 per 1M tokens.

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