Simulating realistic Agentic workflow parameters (40,000 in / 1,500 out with 65% cache reuse). DeepSeek V4 Pro delivers a 37% cost reduction over Gemini 2.5 Pro.
| Traffic Volume Tier | Gemini 2.5 Pro Monthly | DeepSeek V4 Pro Monthly | Monthly Savings by picking DeepSeek V4 Pro |
|---|---|---|---|
| 1,000 reqs/mo (Dev/Testing) | $40.625 | $25.564 | Save $15.061 / mo |
| 10,000 reqs/mo (Small App) | $406.25 | $255.64 | Save $150.61 / mo |
| 100,000 reqs/mo (Growth Production) | $4,062.50 | $2,556.40 | Save $1,506.10 / mo |
| 1,000,000 reqs/mo (Scale SaaS) | $40,625.00 | $25,564.00 | Save $15,061.00 / mo |
DeepSeek V4 Pro is 37% cheaper for Agentic workflow workloads. At standard Agentic workflow parameter ratios (40,000 input tokens, 1,500 output tokens, 65% cache hit), DeepSeek V4 Pro costs $0.0256 per request compared to $0.0406 on Gemini 2.5 Pro.
Gemini 2.5 Pro offers a context window of 1,000,000 tokens (max output: 32,768), while DeepSeek V4 Pro offers 1,000,000 tokens (max output: 384,000).
At 100,000 requests per month, using DeepSeek V4 Pro saves $1,506.10 every month (or $18,073.20 annually) compared to Gemini 2.5 Pro.
Prompt caching is the single biggest lever — each step re-reads prior context. Summarize or prune tool outputs before appending them to the transcript. Cap the step budget; runaway loops are the #1 surprise on agent invoices.