Gemini 3.8 Flash API — Access via an AI API Gateway
Call Google’s Gemini 3.8 Flash through byesu — an AI API gateway with pay-as-you-go billing and no subscription. Call it through the OpenAI-compatible API; the same token also works for Claude, GPT and other models.
Model specs below are quoted from Google’s official documentation, checked on 2026-10-16.
What It Is
Gemini 3.8 Flash is a Google Flash-series model (official page last updated September 2026). It takes text, image, video, audio and PDF input, returns text, and supports low / medium / high thinking levels.
| Item | Value |
|---|---|
| Model ID on byesu | gemini-3.8-flash · gemini-3.8-flash-high |
| Context window | 1,048,576 tokens |
| Max output | 65,536 tokens |
| Input types | Text, image, video, audio, PDF |
| Thinking levels | low · medium · high |
Models available on byesu
| Model ID | Notes |
|---|---|
gemini-3.8-flash | Standard |
gemini-3.8-flash-high | Thinking level set to high |
Other Gemini 3 models on byesu
gemini-3.6-flash · gemini-3.6-flash-high · gemini-3.5-flash · gemini-3-flash · gemini-3.1-pro-low · gemini-3.1-flash-lite
They work with the same default auto-group token; just change the model ID.
How Pricing Works
byesu bills per token with no monthly fee. The actual price of every model is shown live in the model list after you sign in, and the console records the charge for each request.
For the official list price, see Google’s Gemini API pricing page.
TIP
A token in the default auto group can call gemini-3.8-flash — no need to pick a group. A wrong group returns “no available channel”; see Choosing a Group.
How to Call It
The base URL depends on the API format:
- OpenAI-compatible (
/v1/chat/completions,/v1/responses) →https://byesu.com/v1 - Gemini native format →
https://byesu.com
Authenticate with Authorization: Bearer sk-YOUR_TOKEN.
from openai import OpenAI
client = OpenAI(api_key="sk-YOUR_TOKEN", base_url="https://byesu.com/v1")
resp = client.chat.completions.create(
model="gemini-3.8-flash",
messages=[{"role": "user", "content": "Explain what an API gateway is in one sentence"}],
)
print(resp.choices[0].message.content)For clients that speak the Gemini native format, set the address to https://byesu.com and use your token as the key.
FAQ
How do I get Gemini 3.8 Flash API access?
Sign up at byesu, create a token (the default auto group works), and call gemini-3.8-flash through the OpenAI-compatible endpoint https://byesu.com/v1. You can pay with USDT or Alipay.
How much does the Gemini 3.8 Flash API cost on byesu?
byesu bills per token with no subscription; the live price is shown in the model list after you sign in. For reference, Google’s official list price is listed on Google’s pricing page.
How long is the Gemini 3.8 Flash context window?
According to Google’s documentation, the context window is 1,048,576 tokens with up to 65,536 output tokens per request.
Can I call Gemini 3.8 Flash with the OpenAI SDK?
Yes. Set the SDK base_url to https://byesu.com/v1, use your byesu token as the api_key, and set model to gemini-3.8-flash.
What does “no available channel” mean when calling gemini-3.8-flash?
Usually the token is in a group that does not include this model. Use the default auto group (or a group that lists the model) and check the model ID matches the console exactly.