Kimi K2.5 vs Step 3.7 Flash
Input price
$0.40
$0.20
Output price
$1.90
$1.15
Context window
262K
256K
Throughput
155 tok/s
168 tok/s
Availability
99.9%
100.0%
Cost / task
$0.002
$0.001
Efficiency score
90
90
Estimated monthly cost by workload
Metric
KIMI-K2.5
STEP-3.7-FLASH
Chat assistant
$348.00
$198.00
RAG / long context
$651.00
$343.50
Agent / tool use
$972.00
$558.00
Efficiency score: Step 3.7 Flash
Across price, speed and reliability, Step 3.7 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 Kimi K2.5 or Step 3.7 Flash cheaper?+
Step 3.7 Flash has the lower input price — $0.20 vs $0.40 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, Kimi K2.5 or Step 3.7 Flash?+
Across price, speed and reliability, Step 3.7 Flash offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.