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Claude Sonnet 4.6 vs Claude Opus 4.6

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Anthropic · 1M context | Anthropic · 1M context

Pricing Comparison

Metric	Claude Sonnet 4.6	Claude Opus 4.6
Input / 1M tokens	$3	$5
Output / 1M tokens	$15	$25
Cached input / 1M	$0.3	—
Context window	1M	1M
Provider	Anthropic	Anthropic

Cost Calculator

Input tokens

Output tokens

Requests/day

💰 Claude Sonnet 4.6 saves $2,100.00/month (40% cheaper)

AClaude Sonnet 4.6CHEAPER

Per request$0.0105

Daily$105.00

Monthly$3,150.00

Yearly$38,325.00

AClaude Opus 4.6

Per request$0.0175

Daily$175.00

Monthly$5,250.00

Yearly$63,875.00

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Choose Claude Sonnet 4.6 when…

✓ Cheaper for RAG & document retrieval (lower input cost)
✓ 40% cheaper per input token
✓ Cheaper for generation-heavy workloads (lower output cost)
✓ Supports prompt caching — save up to 90% on repeated prompts
✓ Optimized for: Balanced performance

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Choose Claude Opus 4.6 when…

✓ Optimized for: Complex reasoning

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