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Claude Sonnet Pricing Reference vs GPT-4.1

Side-by-side API economics and benchmarks. Per-1M input and output rates, context window, and verified metrics.

Tale of the tape

Head-to-head specs pulled from each model profile.

Metric Claude Sonnet Pricing Reference GPT-4.1
Input cost / 1M $2.00 $2.00
Output cost / 1M $10.00 $8.00
Context window 1,000,000 tokens 1,047,576 tokens
MMLU score

Cost verdict

Enter monthly input and output volumes to see total cost savings.

Claude Sonnet Pricing Reference

Input: 1M × $2.00 = $2.00
Output: 1M × $10.00 = $10.00
Total
$12.00

GPT-4.1

Input: 1M × $2.00 = $2.00
Output: 1M × $8.00 = $8.00
Total
$10.00

Total cost savings

$2.00

GPT-4.1 saves $2.00 per month vs the other model at this volume.

Model routing savings

Uses this page's verified rates. Claude Sonnet Pricing Reference is the premium route (higher combined per-1M cost); GPT-4.1 handles routine traffic.

Premium model

Claude Sonnet Pricing Reference

$2.00 in · $10.00 out / 1M

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Economical model

GPT-4.1

$2.00 in · $8.00 out / 1M

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All premium

Claude Sonnet Pricing Reference

$600.00

100% of input and output on the premium route

Routed stack

80%GPT-4.1

Claude Sonnet Pricing Reference

$520.00

Routine slice
$400.00
Premium slice
$120.00

Monthly savings

$80.00

13.3% lower

Rates pulled from this page's model database entries (claude-sonnet-pricing-reference, gpt-4-1) — same per-1M input/output figures as Tale of the tape. Production routing needs quality gates and monitoring.

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