qwen3.5-flash-02-23 vs grok-4-fast
Input price
$0.07
$0.20
Output price
$0.26
$0.50
Context window
1000K
2000K
Throughput
155 tok/s
132 tok/s
Availability
100.0%
99.3%
Cost / task
$0.000
$0.001
Efficiency score
96
96
Estimated monthly cost by workload
Metric
QWEN3.5-FLASH-
GROK-4-FAST
Chat assistant
$52.20
$120.00
RAG / long context
$107.40
$285.00
Agent / tool use
$144.00
$324.00
Efficiency score: qwen3.5-flash-02-23
Across price, speed and reliability, qwen3.5-flash-02-23 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 qwen3.5-flash-02-23 or grok-4-fast cheaper?+
qwen3.5-flash-02-23 has the lower input price — $0.07 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, qwen3.5-flash-02-23 or grok-4-fast?+
Across price, speed and reliability, qwen3.5-flash-02-23 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.