GPT-5.4 mini vs Qwen3.8 Max: cost

For a typical support chatbot, GPT-5.4 mini is about 1.6× cheaper than Qwen3.8 Max ($332 vs $531 per month). Price is only one factor: test both on your own prompts before switching.

GPT-5.4 mini vs Qwen3.8 Max: prices and limits
GPT-5.4 miniQwen3.8 Max
Input /1M$0.75$2.00
Output /1M$4.50$6.00
Cached input /1M$0.075$0.25
Batch input /1M$0.375—
Batch output /1M$2.25—
Context window400,0001,000,000
Max input272,000991,808
Max output128,000131,072

Monthly cost by workload

Estimated monthly cost by workload (USD)
Scenario (per month)GPT-5.4 miniQwen3.8 Max
Customer support chatbot
5,000 req/day · 1,200 in · 400 out · cache 60%
$332$531
RAG over documents
2,000 req/day · 8,000 in · 600 out · cache 30%
$425$924
Coding agent
1,500 req/day · 25,000 in · 2,000 out · cache 80%
$641$1,215
Deep reasoning
800 req/day · 3,000 in · 6,000 out · cache 20%
$692$983
Batch processing
50,000 req/day · 1,500 in · 150 out · batch
$1,350$5,850