At 20 requests/user/day (totaling 1,500,000 queries/mo), running Content generation on Mistral Large 3 costs $3,138.00 / month ($1.255 / user / mo).
Total expected API invoice for 2,500 Active Users generating 1,500,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 30% cache hits on prompt context.
| Model | Provider | Monthly Spend (2,500 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Mistral Large 3 (Current) | mistral | $3,138.00 | $1.255 | $37,656.00 | 1,000,000 |
| GPT-5.6 Sol | openai | $58,380.00 | $23.352 | $700,560.00 | 1,050,000 |
| GPT-5.6 Cyber | openai | $145,950.00 | $58.38 | $1,751,400.00 | 1,050,000 |
| GPT-5.5 Standard | openai | $58,380.00 | $23.352 | $700,560.00 | 512,000 |
| GPT-5.5 Pro | openai | $350,280.00 | $140.112 | $4,203,360.00 | 512,000 |
| o3-pro (Frontier Reasoning) | openai | $161,520.00 | $64.608 | $1,938,240.00 | 1,000,000 |
At 20 queries per user/day with Mistral Large 3, the estimated cost is $1.255 per monthly active user (MAU). Total monthly bill for 2,500 Active Users is $3,138.00.
Assuming a 30% cache hit rate on repeated system and context tokens, prompt caching saves $162.00 per month ($1,944.00/year) on Mistral Large 3.
With a direct COGS of $1.255 per user/month on Mistral Large 3, charging at least $6.276 per user/month ensures an 80%+ software gross margin.