At 8 requests/user/day (totaling 24,000 queries/mo), running Agentic workflow on DeepSeek V3 (Chat) costs $65.856 / month ($0.6586 / user / mo).
Agentic workflow for a 100 active users (public launch) audience means 800 requests per day on average, each carrying 40,000 input and 1,500 output tokens at a 65% cacheable share — so the effective per-request cost on DeepSeek V3 (Chat) is $0.002744, of which $78.624/mo comes back from prompt caching. Per active user that's $0.6586/mo — the number to hold against your pricing tier and gross margin. Charging at least $3.293/user/mo keeps gross margin at or above 80%.
Quick answer
For 100 Active Users, Agentic workflow on DeepSeek V3 (Chat) is modeled at 24,000 requests per month, costing $65.856 per month or $0.6586 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 100 Active Users generating 24,000 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 (100 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| DeepSeek V3 (Chat) (Current) | deepseek | $65.856 | $0.6586 | $790.272 | 64,000 |
| GPT-5.6 Luna | openai | $122.88 | $1.229 | $1,474.56 | 1,050,000 |
| GPT-5.4 mini | openai | $460.80 | $4.608 | $5,529.60 | 256,000 |
| GPT-5.4 nano | openai | $124.68 | $1.247 | $1,496.16 | 128,000 |
| GPT-4o mini | openai | $118.80 | $1.188 | $1,425.60 | 128,000 |
| Claude Haiku 4.5 | anthropic | $578.40 | $5.784 | $6,940.80 | 1,000,000 |
At 8 queries per user/day with DeepSeek V3 (Chat), the estimated cost is $0.6586 per monthly active user (MAU). Total monthly bill for 100 Active Users is $65.856.
Assuming a 65% cache hit rate on repeated system and context tokens, prompt caching saves $78.624 per month ($943.488/year) on DeepSeek V3 (Chat).
With a direct COGS of $0.6586 per user/month on DeepSeek V3 (Chat), charging at least $3.293 per user/month ensures an 80%+ software gross margin.