Published token rates
| Tier | Input / 1M tokens | Output / 1M tokens | Effective date |
|---|---|---|---|
| Standard | $0.75 | $3.75 | Now through 31 Dec 2026 |
| Standard | $1.50 | $7.50 | From 1 Jan 2027 |
| Batch | $0.375 | $1.875 | Now through 31 Dec 2026 |
| Flex | $0.375 | $1.875 | Now through 31 Dec 2026 |
| Priority | $1.35 | $6.75 | Now through 31 Dec 2026 |
Caching economics
| Cache component | Rate |
|---|---|
| Cached input read | $0.075 per 1M tokens (90% discount) |
| Cache storage | $0.50 per 1M tokens per hour through 31 Dec 2026 |
| Cache storage | $1.00 per 1M tokens per hour from 1 Jan 2027 |
Cost per completed task, not per token
At high reasoning Gemini 3.8 Flash costs $0.58 per Artificial Analysis index task versus $0.40 for Gemini 3.7 Flash. The per-token rate is identical; the cost-per-task difference comes from 3.8 spending about 30% more output tokens. At low reasoning the cost drops to about $0.24 per task. Use the rate card for forecasting, the cost-per-task number for budgeting.
Ready to test the workflow?
Create account & add creditsThe 1 January 2027 price step is dated and checkable
Every cost model built on today's price expires on 1 January 2027. Input doubles from $0.75 to $1.50 per million; output doubles from $3.75 to $7.50. Batch, flex and priority tiers double at the same time. Build pricing comparisons with both columns and revisit in late 2026.
Frequently asked questions
Can I run Gemini 3.8 Flash on OneInfer?
Yes. Gemini 3.8 Flash is served on OneInfer via OpenRouter under the model identifier google/gemini-3.8-flash. Point the OpenAI-compatible base URL at https://api.oneinfer.ai/v1/ula and pass your OneInfer API key in the Authorization header.
How much does Gemini 3.8 Flash cost per million tokens?
$0.75 per million input tokens and $3.75 per million output tokens through 31 December 2026. Cached input reads are $0.075 per million.
When does Gemini 3.8 Flash pricing change?
1 January 2027. Standard input rises to $1.50 per million and output to $7.50 per million. Batch, flex and priority tiers double at the same time.
How much does Gemini 3.8 Flash cost per completed task?
About $0.58 per Artificial Analysis index task at high reasoning and about $0.24 at low reasoning, compared with $0.40 for Gemini 3.7 Flash at its default tier.
Put Gemini 3.8 Flash to work
Fund a controlled evaluation, send a reference frame or document, and measure quality and cost on your own workload.