Gemini 3.5 Flash price: $1.5 / $9 per million tokens
What Gemini 3.5 Flash costs through the API: $1.5 per million input tokens, $9 output, a 1,048,576-token context window. Real monthly cost, comparison and price history.
Data as of 2026-11-11.
Input$1.5
Output$9
Context1,048,576 tokens
per million tokens
What a month of work costs
Three typical workloads, calculated at the current price:
- Support assistant (10M tokens read, 2M written) $33 per month
- Content drafting (5M read, 5M written) $52.5 per month
- Long-document analysis (50M read, 1M written) $84 per month
Compared with similar models
| Model | Input | Output | Context | |
|---|---|---|---|---|
| Gemini 3.5 Flash | $1.5 | $9 | 1,048,576 | |
| GLM 5.3 Prime | $2.8 | $8.8 | 1,000,000 | 2% cheaper |
| Claude Sonnet 5 | $2 | $10 | 1,000,000 | 11% more expensive |
| GPT-6 Sol | $2 | $10 | 1,050,000 | 11% more expensive |
| Claude Sonnet 5.5 | $2 | $10 | 1,000,000 | 11% more expensive |
Price history
The price has not changed since we started tracking it (2026-09-09).
Source: OpenRouter price list, updated automatically every day. Prices exclude VAT.