Google · 1.0M context

Gemini 3.8 Flash API

Chat with Gemini 3.8 Flash

Use Gemini 3.8 Flash in the Synaps chat or through one OpenAI-compatible API key. Pay per message from a balance you top up with ETH or USDC. No subscription, no card.

Provider can readReads imagesReads PDFs nativelyAccepts audioAccepts video
Input / 1M tokens$0.990list $0.825
Output / 1M tokens$4.95list $4.13
Typical message≈ $0.00401.5K in · 500 out
Context window1.0Mtokens

Prices include the 20% Synaps fee and update automatically. “List” is what the provider charges. Images are billed at about $0.0000 each.

Call Gemini 3.8 Flash from code

Synaps speaks the OpenAI Chat Completions format. Point any OpenAI SDK at Synaps and set model to google/gemini-3.8-flash.

cURL
curl https://www.synaps.chat/api/v1/chat/completions \
  -H "Authorization: Bearer $SYNAPS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-3.8-flash",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'
Python
from openai import OpenAI

client = OpenAI(base_url="https://www.synaps.chat/api/v1", api_key="syn_...")

reply = client.chat.completions.create(
    model="google/gemini-3.8-flash",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)

Quickstart · API reference · Create an API key

Privacy

This model's maker runs it and can read requests under its own policy. Synaps doesn't store your prompts.

Questions

How much does Gemini 3.8 Flash cost on Synaps?

$0.990 per million input tokens and $4.95 per million output tokens, including the 20% Synaps fee. A typical chat message costs about $0.0040. You only pay for what you use.

Can I pay for Gemini 3.8 Flash with crypto?

Yes. Top up your Synaps balance with ETH on Robinhood Chain or Base, or USDC on Base, from $1. Each message is deducted from that balance. There is no subscription or card.

Is there a Gemini 3.8 Flash API?

Yes. Create an API key on Synaps and call google/gemini-3.8-flash through the OpenAI-compatible endpoint https://www.synaps.chat/api/v1/chat/completions. Any OpenAI SDK works by changing the base URL.

What can Gemini 3.8 Flash do?

It accepts text, image, video, file, audio and produces text, with a context window of 1.0M tokens. You can attach photos in the chat.

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Gemini 3.8 Flash API — pay per message with crypto · Synaps