deepseek-ai/DeepSeek-V4-Flash vs grok-4.1-fast
Lower price
deepseek-ai/DeepSeek-V4-Flash
Faster
grok-4.1-fast
Higher efficiency
deepseek-ai/DeepSeek-V4-Flash
Input price
$0.00
$0.20
Output price
$0.00
$0.50
Context window
1049K
2000K
Throughput
127 tok/s
150 tok/s
Availability
97.7%
97.5%
Cost / task
$0.000
$0.001
Efficiency score
96
96
Estimated monthly cost by workload
Metric
DEEPSEEK-AI
GROK-4.1-FAST
Chat assistant
$0.00
$120.00
RAG / long context
$0.00
$285.00
Agent / tool use
$0.00
$324.00
Efficiency score: deepseek-ai/DeepSeek-V4-Flash
Across price, speed and reliability, deepseek-ai/DeepSeek-V4-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 deepseek-ai/DeepSeek-V4-Flash or grok-4.1-fast cheaper?+
deepseek-ai/DeepSeek-V4-Flash has the lower input price — $0.00 vs $0.20 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, deepseek-ai/DeepSeek-V4-Flash or grok-4.1-fast?+
Across price, speed and reliability, deepseek-ai/DeepSeek-V4-Flash offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.