Market / Google

Gemini 3.8 Flash costs $1.70 per million words.

Google lists it at $0.75 per million input tokens and $3.75 per million output tokens on Google’s pricing page, read 4:40 PM Eastern, Oct 7, 2026. It bills about 1,134 tokens for a thousand English words, so a million words, three in for every one out, costs $1.70.

Google has announced a new price from Jan 1, 2027: $1.50 in and $7.50 out per million tokens, or $3.40 per million words.

Maker

Google

Input

$0.75 per million tokens

Output

$3.75 per million tokens

Cached input

$0.075 per million tokens

Tokens for 1,000 words

1,134, measured by Brass on Oct 7, 2026

Source

Google’s pricing page

Brass does not offer Gemini 3.8 Flash in its chat. The only Google model in the Brass chat is Gemini 3.1 Pro Preview: $5.10 per million words at Google’s price, $6.38 in the Brass chat. The lowest-priced model in the Brass chat is DeepSeek V4.1 Flash, at $0.74 per million words.

To use the models Brass offers, buy a pack.

Price history

We began tracking Gemini 3.8 Flash on Oct 7, 2026.