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 Level Calls/Month Monthly 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

Model Provider Input/1M Output/1M vs 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.

Track your Claude Sonnet 4.5 costs in real time

Tokonomics automatically calculates cost for every Claude Sonnet 4.5 call. Set budget alerts and never overspend.

Start Free →
Tokonomics

The budget-first AI cost metering proxy for any stack. Track every LLM token, set budget alerts, and never get surprised by your AI bill again.

© 2026 Tokonomics. All rights reserved.