Gemini 3.1 Flash pricing
Gemini 3.1 Flash costs $0.50 per 1M input tokens and $3.00 per 1M output tokens as of September 2026. Tracked daily since 14 June 2026 across 89 snapshots.
Current rates
- Input: $0.50 per 1M tokens
- Output: $3.00 per 1M tokens
- Context window: 1,000,000 tokens
- Above 200,000 tokens the rate changes to $1.00 input / $6.00 output
No price movement recorded for Gemini 3.1 Flash over the tracked period — the rate has held steady.
Cheaper alternatives to Gemini 3.1 Flash
Ranked by blended cost assuming a 3:1 input-to-output ratio, which is typical of chat and agent workloads. Only currently callable models with a comparable context window are listed.
| Model | Input / 1M | Output / 1M | Cheaper by |
|---|---|---|---|
| Gemini 3.5 Flash-Lite | $0.30 | $2.50 | 24% |
| Mistral Large 3 | $0.50 | $1.50 | 33% |
| Llama 4 Maverick (400B) | $0.15 | $0.60 | 77% |