claude-opus-4.5 vs gpt-5.2-pro
Input price
$5.00
$21.00
Output price
$25.00
$168.00
Context window
200K
400K
Throughput
157 tok/s
154 tok/s
Availability
98.5%
100.0%
Cost / task
$0.023
$0.126
Efficiency score
78
77
Estimated monthly cost by workload
Metric
CLAUDE-OPUS-4.
GPT-5.2-PRO
Chat assistant
$4,500
$26,460
RAG / long context
$8,250
$40,320
Agent / tool use
$12,600
$75,600
Efficiency score: claude-opus-4.5
Across price, speed and reliability, claude-opus-4.5 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-4.5 or gpt-5.2-pro cheaper?+
claude-opus-4.5 has the lower input price — $5.00 vs $21.00 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-4.5 or gpt-5.2-pro?+
Across price, speed and reliability, claude-opus-4.5 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.