Google · AI model API pricing
How much does Gemini 3.5 Flash cost?
Google's current workhorse — undercuts every same-generation mid tier from OpenAI and Anthropic.
Rate card
| Input tokens | $1.5 / 1M |
| Cached input | $0.15 / 1M |
| Output tokens | $9 / 1M |
| Context window | — |
What that means per month
| Workload | Tokens / month | Cost / month |
|---|---|---|
| Prototype | 1M in · 0.3M out | $4.20/mo |
| Small app | 10M in · 3M out | $42/mo |
| Production app | 50M in · 15M out | $210/mo |
| High volume | 200M in · 60M out | $840/mo |
| Heavy platform | 1B in · 300M out | $4,200/mo |
Standard on-demand rates from Google's official pricing page, last checked 2026-07-16. Batch runs at 50% of these rates. Monthly figures exclude caching and batch discounts. Confirm live pricing before committing.
Cheaper alternatives
At a reference workload of 10M input / 3M output tokens a month, these cost less than Gemini 3.5 Flash ($42/mo):
-
Grok 4.5 $38/mo -
Mistral Medium 3.5 $37.5/mo -
Qwen3-Max $30/mo