Pricing

Claude Sonnet 4.5 Pricing

Anthropic • Model ID: claude-sonnet-4-5

Token Pricing (per 1M tokens)

$3.0000
Input tokens
$15.0000
Output tokens

Cost Calculator

$0.00
Estimated monthly cost · $0.000 per call

Monthly Cost Estimates

Usage LevelCalls/MonthMonthly Cost
Hobby 1,000 $8.40
Startup 10,000 $84.00
Growth 100,000 $840.00
Scale 500,000 $4,200.00
Enterprise 2,000,000 $16,800.00

Assumes 800 input + 400 output tokens per call.

Compare with Alternatives

ModelProviderInput/1MOutput/1Mvs Claude Sonnet 4.5
Claude Sonnet 4.5 Anthropic $3.0000 $15.0000
o1 Mini OpenAI $3.0000 $12.0000 -17% cheaper
Command R+ Cohere $2.5000 $10.0000 -31% cheaper
GPT-4o OpenAI $2.5000 $10.0000 -31% cheaper
Mixtral 8x22B Mistral AI $2.0000 $6.0000 -56% cheaper
o3 OpenAI $2.0000 $8.0000 -44% cheaper

Other Anthropic Models

Frequently Asked Questions

How much does Claude Sonnet 4.5 cost?

Claude Sonnet 4.5 by Anthropic costs $3/M input tokens and $15/M output tokens as of June 2026.

How much does 1,000 API calls to Claude Sonnet 4.5 cost?

At 800 input + 400 output tokens per call, 1,000 calls to Claude Sonnet 4.5 costs approximately $8.40.

Is Claude Sonnet 4.5 cheaper than GPT-4o?

Claude Sonnet 4.5 input costs $3/M vs GPT-4o at $5.00/M. Claude Sonnet 4.5 is 40% cheaper for input tokens.

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