Gemini chat, pay per answer

Gemini 4 Argon, 3.8 Flash and 3.1 Pro. An exchange costs from a fraction of a cent, no Google One plan.

No subscriptionPay per answerUp to 1M contextCard or crypto

Gemini is the language model from Google. On NeuralBox you use it without a Google One plan and pay only for answers.

Gemini reads very long documents: up to a million tokens of context, several books. It also understands images, audio and video. Flash is fast and cheap, while Argon and Pro are stronger on hard tasks.

Available versions

Gemini 3.8 Flash

per exchange ≈ $0.013

A fast everyday model. Context 1M tokens.

Gemini 4 Argon

per exchange ≈ $0.030

Google flagship. Context 1M tokens.

Gemini 3.1 Pro Preview

per exchange ≈ $0.035

Strong at code and analysis. Context 1M tokens.

Gemini 3.5 Flash Lite

per exchange ≈ $0.007

The cheapest, for simple questions. Context 1M tokens.

What it does

Long documents

Upload a contract, a book or a data dump and ask about it.

Images and audio

Reads photos, screenshots and recordings.

Switch models

Continue the same thread in Claude or GPT.

Prompt examples

Attach files and images to any message.

Document

Attach a lease PDF: "Find every clause with penalties for the tenant"

Study

Explain Bayes theorem with a medical test example

Screenshot

Attach an error screenshot: "Why does the build fail and how do I fix it?"

Parameters

Billing	per answer, no subscription
Attachments	files and images in a message
Switching	change the model any time
Context	up to 1M tokens

How much Gemini costs

Model	Exchange, tokens	USD
Gemini 3.8 Flash	376	≈ $0.013
Gemini 4 Argon	912	≈ $0.030
Gemini 3.1 Pro Preview	1,064	≈ $0.035
Gemini 3.5 Flash Lite	213	≈ $0.007

One exchange here means a 1,000-token question and a 1,000-token answer, about 700 words together. USD at the Basic rate: $5 = 150,000 tokens. Long threads and model reasoning cost more. The exact price of each answer shows in the chat.

$5 gives 150,000 tokens. With Gemini 3.5 Flash Lite that is about 704 questions with a full answer.

How to start

With Google, Telegram or email. Takes under a minute.

Top up

From $5 by card or from $2 in crypto. No subscription, and tokens never expire.

Generate

Open the Text tab and pick Gemini. Ask a question or attach a file.

Open Gemini

FAQ

How much does it cost?

You pay per answer, with no subscription. A question with a full answer in Gemini 3.8 Flash costs about $0.013.

Which Gemini should I pick?

3.8 Flash is enough for everyday questions. For code and hard analysis pick 4 Argon or 3.1 Pro.

Can I switch models mid-chat?

Yes. Pick another model in the list and the next answer comes from it, with the whole thread as context.

Ask Gemini

No subscription. Pay for answers, tokens never expire.

Open chat