At 4 requests/user/day (totaling 6,000,000 queries/mo), running Document summarization on DeepSeek Coder V2.5 costs $20,118.00 / month ($0.4024 / user / mo).
Total expected API invoice for 50,000 Active Users generating 6,000,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 10% cache hits on prompt context.
| Model | Provider | Monthly Spend (50,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| DeepSeek Coder V2.5 (Current) | deepseek | $20,118.00 | $0.4024 | $241,416.00 | 128,000 |
| GPT-5.3 Codex | openai | $289,275.00 | $5.786 | $3,471,300.00 | 256,000 |
| Codestral 2501 | mistral | $44,190.00 | $0.8838 | $530,280.00 | 256,000 |
| Grok Build 0.1 | xai | $145,200.00 | $2.904 | $1,742,400.00 | 256,000 |
| Qwen 2.5 Coder 32B | qwen | $29,460.00 | $0.5892 | $353,520.00 | 128,000 |
| DeepInfra — Qwen 2.5 Coder 32B | deepinfra | $12,864.00 | $0.2573 | $154,368.00 | 128,000 |
At 4 queries per user/day with DeepSeek Coder V2.5, the estimated cost is $0.4024 per monthly active user (MAU). Total monthly bill for 50,000 Active Users is $20,118.00.
Assuming a 10% cache hit rate on repeated system and context tokens, prompt caching saves $1,890.00 per month ($22,680.00/year) on DeepSeek Coder V2.5.
With a direct COGS of $0.4024 per user/month on DeepSeek Coder V2.5, charging at least $2.012 per user/month ensures an 80%+ software gross margin.