Claude Sonnet 4.6 vs Claude Sonnet 4.5: Pricing Comparison

Compare pricing, capabilities, and costs for your LLM workloads.

Anthropic

Claude Sonnet 4.6

Pricing (per 1M tokens)

Input$3.00
Output$15.00
Cached Input$0.3000
Batch Input$1.50
Batch Output$7.50

Context & Output

Context Window200K tokens
Max Output64K tokens

Capabilities

Categorymid
Multimodaltext + image
Fine-tuningNo
StreamingYes

Anthropic

Claude Sonnet 4.5

Pricing (per 1M tokens)

Input$3.00
Output$15.00
Cached Input$0.3000
Batch Input$1.50
Batch Output$7.50

Context & Output

Context Window200K tokens
Max Output64K tokens

Capabilities

Categorymid
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

Claude Sonnet 4.5

0.0% cheaper

Cheaper Output Price

Claude Sonnet 4.5

0.0% cheaper

Larger Context Window

Claude Sonnet 4.5

+0 tokens

Cost Comparison

Sample workload: 1,000,000 input tokens + 1,000,000 output tokens

Claude Sonnet 4.6

$18.00

$3.00/1M input + $15.00/1M output

Claude Sonnet 4.5

$18.00

$3.00/1M input + $15.00/1M output

Frequently Asked Questions

Which is cheaper, Claude Sonnet 4.6 or Claude Sonnet 4.5?
For input tokens, Claude Sonnet 4.5 is cheaper at $3.00 per 1M tokens. For output tokens, Claude Sonnet 4.5 is cheaper at $15.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of Claude Sonnet 4.6 vs Claude Sonnet 4.5?
Claude Sonnet 4.6 has a context window of 200K tokens, while Claude Sonnet 4.5 has 200K tokens. Claude Sonnet 4.6 supports a larger context window of 200K tokens, which is beneficial for processing longer documents.
How do Claude Sonnet 4.6 and Claude Sonnet 4.5 compare for batch processing?
Both models support batch processing with discounted rates. Claude Sonnet 4.5 offers a better batch rate at $1.50 per 1M input tokens. Batch processing is ideal for non-time-sensitive workloads where you can wait for processing.

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