gpt-4.5-preview vs gpt-4-turbo
Input price
$75.00
$10.00
Output price
$150.00
$30.00
Context window
128K
128K
Throughput
119 tok/s
129 tok/s
Availability
98.8%
99.3%
Cost / task
$0.225
$0.035
Efficiency score
75
75
Estimated monthly cost by workload
Metric
GPT-4.5-PREVIE
GPT-4-TURBO
Chat assistant
$40,500
$6,600
RAG / long context
$103,500
$14,700
Agent / tool use
$108,000
$18,000
Efficiency score: gpt-4-turbo
Across price, speed and reliability, gpt-4-turbo 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 gpt-4.5-preview or gpt-4-turbo cheaper?+
gpt-4-turbo has the lower input price — $10.00 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, gpt-4.5-preview or gpt-4-turbo?+
Across price, speed and reliability, gpt-4-turbo offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.