google/gemini-2.5-flash vs google/gemini-3.1-flash-lite
Lower price
google/gemini-2.5-flash
Faster
google/gemini-3.1-flash-lite
Higher efficiency
google/gemini-2.5-flash
Input price
$0.00
$0.25
Output price
$0.00
$1.50
Context window
1049K
1049K
Throughput
148 tok/s
170 tok/s
Availability
97.0%
99.0%
Cost / task
$0.000
$0.001
Efficiency score
96
96
Estimated monthly cost by workload
Metric
GOOGLE
GOOGLE
Chat assistant
$0.00
$255.00
RAG / long context
$0.00
$435.00
Agent / tool use
$0.00
$720.00
Efficiency score: google/gemini-2.5-flash
Across price, speed and reliability, google/gemini-2.5-flash 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 google/gemini-2.5-flash or google/gemini-3.1-flash-lite cheaper?+
google/gemini-2.5-flash has the lower input price — $0.00 vs $0.25 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, google/gemini-2.5-flash or google/gemini-3.1-flash-lite?+
Across price, speed and reliability, google/gemini-2.5-flash offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.