At 20 requests/user/day (totaling 60,000 queries/mo), running Content generation on Text Embedding 3 (Large) costs $6.24 / month ($0.0624 / user / mo).
Total expected API invoice for 100 Active Users generating 60,000 queries.
Direct inference cost per MAU to model your SaaS pricing tiers and gross margins.
Savings generated by exploiting 30% cache hits on prompt context.
| Model | Provider | Monthly Spend (100 Active Users) | Cost / User / Mo | Annual Spend | Context Limit |
|---|---|---|---|---|---|
| Text Embedding 3 (Large) (Current) | openai | $6.24 | $0.0624 | $74.88 | 8,191 |
| Text Embedding 3 (Small) | openai | $0.96 | $0.0096 | $11.52 | 8,191 |
| Text Embedding 004 | $0.96 | $0.0096 | $11.52 | 8,192 |
At 20 queries per user/day with Text Embedding 3 (Large), the estimated cost is $0.0624 per monthly active user (MAU). Total monthly bill for 100 Active Users is $6.24.
Assuming a 30% cache hit rate on repeated system and context tokens, prompt caching saves $0.00 per month ($0.00/year) on Text Embedding 3 (Large).
With a direct COGS of $0.0624 per user/month on Text Embedding 3 (Large), charging at least $0.312 per user/month ensures an 80%+ software gross margin.