claude-3.7-sonnet vs gpt-5.3-chat
Input price
$3.00
$1.75
Output price
$15.00
$14.00
Context window
200K
128K
Throughput
162 tok/s
152 tok/s
Availability
97.1%
100.0%
Cost / task
$0.014
$0.011
Efficiency score
83
83
Estimated monthly cost by workload
Metric
CLAUDE-3.7-SON
GPT-5.3-CHAT
Chat assistant
$2,700
$2,205
RAG / long context
$4,950
$3,360
Agent / tool use
$7,560
$6,300
Efficiency score: gpt-5.3-chat
Across price, speed and reliability, gpt-5.3-chat 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-3.7-sonnet or gpt-5.3-chat cheaper?+
gpt-5.3-chat has the lower input price — $1.75 vs $3.00 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-3.7-sonnet or gpt-5.3-chat?+
Across price, speed and reliability, gpt-5.3-chat offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.