Gemini 3.8 Flash, $0.75 input and $3.75 output per 1 million tokens

Google offers the Gemini 3.8 Flash model at introductory pricing through December 31, 2026: $0.75 per 1 million input tokens, $3.75 per 1 million output tokens, and $0.075 per 1 million cached-read tokens.From January 1, 2027, pricing switches to the standard rates of $1.50 per 1 million input tokens and $7.50 per 1 million output tokens.OpenRouter, which applies the same per-token rates, charges fees of 5.5% for Standard and 8% for Business when credits are purchased.

What you get

Google's official introductory pricing applies through December 31, 2026: $0.75 input, $3.75 output, and $0.075 cache reads per 1 million tokens.

Price

Google’s official introductory pricing ($0.75 per 1 million input tokens, $3.75 per 1 million output tokens, and $0.075 per 1 million cached-read tokens) applies through December 31, 2026. From January 1, 2027, the rates are $1.50 per 1 million input tokens and $7.50 per 1 million output tokens. OpenRouter requests are billed at the provider’s list prices. Credit purchases incur fees of 5.5% for Standard and 8% for Business.

Valid until

Google's official introductory pricing applies through December 31, 2026. Starting January 1, 2027, it switches to Google's standard rates: $1.50 input and $7.50 output per 1 million tokens.

Requirements

- Gemini API has a separate free tier (Free of charge), and the introductory price uses Gemini API Paid Tier rates.- The introductory price applies to both Google AI Studio and Gemini Enterprise Agent Platform.- Google’s official introductory pricing applies through December 31, 2026.- From January 1, 2027, Google’s official rates switch to the standard rates of $1.50 per 1 million input tokens and $7.50 per 1 million output tokens.- OpenRouter bills the same rates ($0.75 per 1 million input tokens, $3.75 per 1 million output tokens, and $0.075 per 1 million cached-read tokens) for each request at the provider’s list prices.- The “50% off” label on the OpenRouter model page is relative to the 2027 standard rates.- Credit purchases on OpenRouter incur fees of 5.5% for Standard and 8% for Business.- The official pricing information reviewed does not state any conditions on the regions where it is available.

Check the conditions on the official page ↗