At 4 requests/user/day (totaling 12,000,000 queries/mo), running Document summarization on Grok Build 0.1 costs $290,400.00 / month ($2.904 / user / mo).
Total expected API invoice for 100,000 Active Users generating 12,000,000 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 (100,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Grok Build 0.1 (Current) | xai | $290,400.00 | $2.904 | $3,484,800.00 | 256,000 |
| GPT-5.3 Codex | openai | $578,550.00 | $5.786 | $6,942,600.00 | 256,000 |
| DeepSeek Coder V2.5 | deepseek | $40,236.00 | $0.4024 | $482,832.00 | 128,000 |
| Codestral 2501 | mistral | $88,380.00 | $0.8838 | $1,060,560.00 | 256,000 |
| Qwen 2.5 Coder 32B | qwen | $58,920.00 | $0.5892 | $707,040.00 | 128,000 |
| DeepInfra — Qwen 2.5 Coder 32B | deepinfra | $25,728.00 | $0.2573 | $308,736.00 | 128,000 |
At 4 queries per user/day with Grok Build 0.1, the estimated cost is $2.904 per monthly active user (MAU). Total monthly bill for 100,000 Active Users is $290,400.00.
Assuming a 10% cache hit rate on repeated system and context tokens, prompt caching saves $24,000.00 per month ($288,000.00/year) on Grok Build 0.1.
With a direct COGS of $2.904 per user/month on Grok Build 0.1, charging at least $14.52 per user/month ensures an 80%+ software gross margin.