gemini-3.1-pro-preview vs gpt-5-mini
Input price
$2.00
$0.25
Output price
$12.00
$2.00
Context window
1049K
400K
Throughput
157 tok/s
125 tok/s
Availability
98.7%
100.0%
Cost / task
$0.010
$0.002
Efficiency score
91
91
Estimated monthly cost by workload
Metric
GEMINI-3.1-PRO
GPT-5-MINI
Chat assistant
$2,040
$315.00
RAG / long context
$3,480
$480.00
Agent / tool use
$5,760
$900.00
Efficiency score: gpt-5-mini
Across price, speed and reliability, gpt-5-mini 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 gemini-3.1-pro-preview or gpt-5-mini cheaper?+
gpt-5-mini has the lower input price — $0.25 vs $2.00 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, gemini-3.1-pro-preview or gpt-5-mini?+
Across price, speed and reliability, gpt-5-mini offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.