At 40 requests/user/day (totaling 600,000 queries/mo), running AI coding assistant on Qwen 2.5 Coder 32B costs $1,382.40 / month ($2.765 / user / mo).
Total expected API invoice for 500 Active Users generating 600,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 60% cache hits on prompt context.
| Model | Provider | Monthly Spend (500 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Qwen 2.5 Coder 32B (Current) | qwen | $1,382.40 | $2.765 | $16,588.80 | 128,000 |
| GPT-5.3 Codex | openai | $22,596.00 | $45.192 | $271,152.00 | 256,000 |
| DeepSeek Coder V2.5 | deepseek | $799.68 | $1.599 | $9,596.16 | 128,000 |
| Codestral 2501 | mistral | $2,073.60 | $4.147 | $24,883.20 | 256,000 |
| Grok Build 0.1 | xai | $6,144.00 | $12.288 | $73,728.00 | 256,000 |
| DeepInfra — Qwen 2.5 Coder 32B | deepinfra | $864.00 | $1.728 | $10,368.00 | 128,000 |
At 40 queries per user/day with Qwen 2.5 Coder 32B, the estimated cost is $2.765 per monthly active user (MAU). Total monthly bill for 500 Active Users is $1,382.40.
Assuming a 60% cache hit rate on repeated system and context tokens, prompt caching saves $777.60 per month ($9,331.20/year) on Qwen 2.5 Coder 32B.
With a direct COGS of $2.765 per user/month on Qwen 2.5 Coder 32B, charging at least $13.824 per user/month ensures an 80%+ software gross margin.