At 8 requests/user/day (totaling 1,200,000 queries/mo), running Agentic workflow on Grok 4.6 Flagship costs $60,000.00 / month ($12.00 / user / mo).
Total expected API invoice for 5,000 Active Users generating 1,200,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 65% cache hits on prompt context.
| Model | Provider | Monthly Spend (5,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Grok 4.6 Flagship (Current) | xai | $60,000.00 | $12.00 | $720,000.00 | 500,000 |
| GPT-5.6 Sol | openai | $153,600.00 | $30.72 | $1,843,200.00 | 1,050,000 |
| GPT-5.6 Cyber | openai | $384,000.00 | $76.80 | $4,608,000.00 | 1,050,000 |
| GPT-5.5 Standard | openai | $153,600.00 | $30.72 | $1,843,200.00 | 512,000 |
| GPT-5.5 Pro | openai | $921,600.00 | $184.32 | $11,059,200.00 | 512,000 |
| o3-pro (Frontier Reasoning) | openai | $542,400.00 | $108.48 | $6,508,800.00 | 1,000,000 |
At 8 queries per user/day with Grok 4.6 Flagship, the estimated cost is $12.00 per monthly active user (MAU). Total monthly bill for 5,000 Active Users is $60,000.00.
Assuming a 65% cache hit rate on repeated system and context tokens, prompt caching saves $46,800.00 per month ($561,600.00/year) on Grok 4.6 Flagship.
With a direct COGS of $12.00 per user/month on Grok 4.6 Flagship, charging at least $60.00 per user/month ensures an 80%+ software gross margin.