claude-opus-4 vs gpt-4.5-preview
Input price
$15.00
$75.00
Output price
$75.00
$150.00
Context window
200K
128K
Throughput
139 tok/s
119 tok/s
Availability
98.4%
98.8%
Cost / task
$0.068
$0.225
Efficiency score
76
75
Estimated monthly cost by workload
Metric
CLAUDE-OPUS-4
GPT-4.5-PREVIE
Chat assistant
$13,500
$40,500
RAG / long context
$24,750
$103,500
Agent / tool use
$37,800
$108,000
Efficiency score: claude-opus-4
Across price, speed and reliability, claude-opus-4 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.
Figures are illustrative demo data, not financial advice.
Frequently asked questions
Is claude-opus-4 or gpt-4.5-preview cheaper?+
claude-opus-4 has the lower input price — $15.00 vs $75.00 per 1M tokens — so for most blended workloads it is the more cost-effective of the two. Figures are illustrative demo data.
Which should I choose, claude-opus-4 or gpt-4.5-preview?+
Across price, speed and reliability, claude-opus-4 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.