google
Google: Gemini 3.5 Flash API Pricing
Google: Gemini 3.5 Flash costs $1.50 per 1M input tokens and $9.00 per 1M output tokens (cache reads: $0.150). Context window: 1.0M. Prices verified 2026-08-23 · source
Input / 1M tokens
$1.50
Output / 1M tokens
$9.00
Context window
1.0M
Max output
66K
What would Google: Gemini 3.5 Flash cost you per month?
| Workload | Requests/mo | Avg tokens (in/out) | Est. monthly cost |
|---|---|---|---|
| Light chatbot | 10,000 | 800 / 400 | $48.00 |
| Coding agent | 5,000 | 8,000 / 2,000 | $150.00 |
| RAG pipeline | 30,000 | 4,000 / 500 | $315.00 |
| Doc summarizer | 2,000 | 20,000 / 1,000 | $78.00 |
Estimates use list prices without prompt caching. Caching can cut input cost by up to 90% on repeated context.
About Google: Gemini 3.5 Flash
Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...