At 6 requests/user/day (totaling 900,000 queries/mo), running Customer support chatbot on Llama 4 Maverick (400B MoE) costs $1,811.25 / month ($0.3623 / user / mo).
Customer support chatbot for a 5,000 active users (growth stage saas) audience means 30,000 requests per day on average, each carrying 3,500 input and 350 output tokens at a 70% cacheable share — so the effective per-request cost on Llama 4 Maverick (400B MoE) is $0.002013, of which $0.00/mo comes back from prompt caching. Per active user that's $0.3623/mo — the number to hold against your pricing tier and gross margin. Charging at least $1.811/user/mo keeps gross margin at or above 80%.
Quick answer
For 5,000 Active Users, Customer support chatbot on Llama 4 Maverick (400B MoE) is modeled at 900,000 requests per month, costing $1,811.25 per month or $0.3623 per active user.
Method & trust
This projection combines the selected active-user tier, requests per user per day, input/output tokens per request, and the modeled cache share. It is an operating estimate, not a provider invoice; production traffic and retries should be measured against it.
Total expected API invoice for 5,000 Active Users generating 900,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 70% cache hits on prompt context.
| Model | Provider | Monthly Spend (5,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Llama 4 Maverick (400B MoE) (Current) | meta | $1,811.25 | $0.3623 | $21,735.00 | 1,000,000 |
| GPT-5.6 Sol | openai | $15,277.50 | $3.056 | $183,330.00 | 1,050,000 |
| GPT-5.6 Cyber | openai | $38,193.75 | $7.639 | $458,325.00 | 1,050,000 |
| GPT-5.5 Standard | openai | $15,277.50 | $3.056 | $183,330.00 | 512,000 |
| GPT-5.5 Pro | openai | $91,665.00 | $18.333 | $1,099,980.00 | 512,000 |
| o3-pro (Frontier Reasoning) | openai | $48,510.00 | $9.702 | $582,120.00 | 1,000,000 |
At 6 queries per user/day with Llama 4 Maverick (400B MoE), the estimated cost is $0.3623 per monthly active user (MAU). Total monthly bill for 5,000 Active Users is $1,811.25.
Assuming a 70% cache hit rate on repeated system and context tokens, prompt caching saves $0.00 per month ($0.00/year) on Llama 4 Maverick (400B MoE).
With a direct COGS of $0.3623 per user/month on Llama 4 Maverick (400B MoE), charging at least $1.811 per user/month ensures an 80%+ software gross margin.