At 4 requests/user/day (totaling 600,000 queries/mo), running Document summarization on Claude 3.7 Sonnet (Hybrid Reasoning) costs $46,350.00 / month ($9.27 / user / mo).
Total expected API invoice for 5,000 Active Users generating 600,000 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 (5,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Claude 3.7 Sonnet (Hybrid Reasoning) (Current) | anthropic | $46,350.00 | $9.27 | $556,200.00 | 200,000 |
| GPT-5.6 Sol | openai | $79,050.00 | $15.81 | $948,600.00 | 1,050,000 |
| GPT-5.6 Cyber | openai | $197,625.00 | $39.525 | $2,371,500.00 | 1,050,000 |
| GPT-5.5 Standard | openai | $79,050.00 | $15.81 | $948,600.00 | 512,000 |
| GPT-5.5 Pro | openai | $474,300.00 | $94.86 | $5,691,600.00 | 512,000 |
| o3-pro (Frontier Reasoning) | openai | $301,800.00 | $60.36 | $3,621,600.00 | 1,000,000 |
At 4 queries per user/day with Claude 3.7 Sonnet (Hybrid Reasoning), the estimated cost is $9.27 per monthly active user (MAU). Total monthly bill for 5,000 Active Users is $46,350.00.
Assuming a 10% cache hit rate on repeated system and context tokens, prompt caching saves $4,050.00 per month ($48,600.00/year) on Claude 3.7 Sonnet (Hybrid Reasoning).
With a direct COGS of $9.27 per user/month on Claude 3.7 Sonnet (Hybrid Reasoning), charging at least $46.35 per user/month ensures an 80%+ software gross margin.