At 15 requests/user/day (totaling 225,000 queries/mo), running Translation on Amazon Nova Pro costs $4,758.75 / month ($9.518 / user / mo).
Total expected API invoice for 500 Active Users generating 225,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 15% cache hits on prompt context.
| Model | Provider | Monthly Spend (500 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Amazon Nova Pro (Current) | amazon | $4,758.75 | $9.518 | $57,105.00 | 300,000 |
| GPT-5.6 Terra | openai | $16,796.25 | $33.593 | $201,555.00 | 1,050,000 |
| GPT-5.4 Workhorse | openai | $20,995.313 | $41.991 | $251,943.75 | 256,000 |
| o3-mini | openai | $6,589.688 | $13.179 | $79,076.25 | 200,000 |
| o4-mini | openai | $6,543.281 | $13.087 | $78,519.375 | 256,000 |
| o1-mini | openai | $6,589.688 | $13.179 | $79,076.25 | 128,000 |
At 15 queries per user/day with Amazon Nova Pro, the estimated cost is $9.518 per monthly active user (MAU). Total monthly bill for 500 Active Users is $4,758.75.
Assuming a 15% cache hit rate on repeated system and context tokens, prompt caching saves $101.25 per month ($1,215.00/year) on Amazon Nova Pro.
With a direct COGS of $9.518 per user/month on Amazon Nova Pro, charging at least $47.588 per user/month ensures an 80%+ software gross margin.