At 6 requests/user/day (totaling 18,000,000 queries/mo), running Customer support chatbot on Text Embedding 004 costs $1,260.00 / month ($0.0126 / user / mo).
Customer support chatbot for a 100,000 active users (high-volume consumer / enterprise) audience means 600,000 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 Text Embedding 004 is $0.000070, of which $0.00/mo comes back from prompt caching. Per active user that's $0.0126/mo — the number to hold against your pricing tier and gross margin. Charging at least $0.063/user/mo keeps gross margin at or above 80%.
Quick answer
For 100,000 Active Users, Customer support chatbot on Text Embedding 004 is modeled at 18,000,000 requests per month, costing $1,260.00 per month or $0.0126 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 100,000 Active Users generating 18,000,000 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 (100,000 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Text Embedding 004 (Current) | $1,260.00 | $0.0126 | $15,120.00 | 8,192 | |
| Text Embedding 3 (Small) | openai | $1,260.00 | $0.0126 | $15,120.00 | 8,191 |
| Text Embedding 3 (Large) | openai | $8,190.00 | $0.0819 | $98,280.00 | 8,191 |
At 6 queries per user/day with Text Embedding 004, the estimated cost is $0.0126 per monthly active user (MAU). Total monthly bill for 100,000 Active Users is $1,260.00.
Assuming a 70% cache hit rate on repeated system and context tokens, prompt caching saves $0.00 per month ($0.00/year) on Text Embedding 004.
With a direct COGS of $0.0126 per user/month on Text Embedding 004, charging at least $0.063 per user/month ensures an 80%+ software gross margin.