Product
Gemini 3.8 Flash: specs, API pricing and data
Updated
GoogleAI Models & LLMs
- Context window
- 1,048,576 tokens
- Maximum output
- 65,536 tokens
- Input cost per 1M tokens
- $0.75
- Output cost per 1M tokens
- $3.75
Data sheet · Gemini 3.8 Flash
Every figure is quoted from the vendor's official page, with the date we read it. If a row is missing, the source does not state it and we do not estimate it.
Memory and answer length
- Context window
- 1,048,576 tokensRank 5 of 21
What it means and the source
How much text the model keeps in view in a single request, question and answer included. It matters for long documents and whole code projects. A token is a fragment of a word.
ai.google.devOpens the source in a new tab Oct 23, 2026- Maximum output
- 65,536 tokensRank 15 of 16
What it means and the source
The longest answer it can write in one go: useful for reports, long code or translations of whole documents.
ai.google.devOpens the source in a new tab Oct 23, 2026
API prices
- Input cost per 1M tokens
- $0.75Rank 5 of 21
What it means and the source
What it costs to have the model read a million tokens (your question, the documents, the code). It is the official list price, before discounts.
ai.google.devOpens the source in a new tab Oct 23, 2026- Cached input cost per 1M tokens
- $0.075Rank 5 of 20
What it means and the source
The reduced price when part of the request is identical to one sent recently, for example the same instructions or the same document: the vendor keeps it in memory and charges less for it.
ai.google.devOpens the source in a new tab Oct 23, 2026- Output cost per 1M tokens
- $3.75Rank 6 of 21
What it means and the source
What a million tokens written by the model cost. It usually costs more than the input and is the figure to watch when answers are long.
ai.google.devOpens the source in a new tab Oct 23, 2026
Knowledge and abilities
- Reads images
- Yes13 models out of 23
What it means and the source
The model can take images (photos, screenshots, charts) as well as text.
ai.google.devOpens the source in a new tab Oct 23, 2026- Calls tools and functions
- Yes12 models out of 23
What it means and the source
The model can call functions and tools (search, calculations, other applications) to take actions and not only write text: it matters for assistants and agents.
ai.google.devOpens the source in a new tab Oct 23, 2026
Questions and answers
Gemini 3.8 Flash: how much does it cost through the API?
The official list price is $0.75 per 1M input tokens and $3.75 per 1M output tokens.
Gemini 3.8 Flash: how much text can it read at once?
The context window is 1,048,576 tokens. It can write answers of up to 65,536 tokens.
The short version
On Google Gemini 3.8 Flash the figure that actually matters is Context window: 1,048,576. I took that figure from Google – Gemini 3.8 Flash. Among the 21 I checked, 4 do better. The other figure to look at is Output cost per 1M tokens: 3.75.
The numbers on Google Gemini 3.8 Flash
I put them in order of importance, with the value and the standing against the others I checked.
Context window: 1,048,576. Rank 5 of the 21 I compared.
Output cost per 1M tokens: 3.75. Rank 6 of the 21 I compared.
Input cost per 1M tokens: 0.75. Rank 5 of the 21 I compared.
Cached input cost per 1M tokens (USD): 0.075. Rank 16 of the 20 I compared.
Calls tools and functions: 1. That is the best value among the 12 I compared.
Maximum output (k tokens): 65,536. Rank 15 of the 16 I compared.
Who it is for
Take it if Calls tools and functions is your priority: 1, and none of the ones I checked does better.
It suits you if you are after Reads images: 1.
Look elsewhere if what matters to you is Context window: here it is 1,048,576, and 4 products do better.
Explore related coverage
Sources
Ask Sir Compare:Explain these numbers to me
Reviews and tests
Google Gemini 3.8 Flash
Reviews and tests · Google Gemini 3.8 Flash
Reviews are not available yet.
What changed
- Page updated
- Page updated