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DeepSeek · Open weights

DeepSeek-V4.1-Flash API in Australia

DeepSeek’s current default: fast, low-cost, reads images, and ahead of the bigger V4-Pro on DeepSeek’s own tests. Priced in Australian dollars for teams in Australia, on the same key as every other model.

InputA$0.2867per 1M tokens
OutputA$1.15per 1M tokens
BillingOne bill, in AUDwith every other model

DeepSeek-V4.1-Flash API pricing in Australia

InputA$0.2867 per 1M tokens · $0.195
OutputA$1.15 per 1M tokens · $0.78
Cached inputA$0.0287 per 1M tokens · $0.0195

In Australian dollars, the currency your card is charged in, with the published US dollar rate beside each.

For scale: 1,000 requests of about 3,000 tokens in and 1,000 out cost A$2.01 — a long prompt and a page of answer each. Every rate is published and stays the same from one request to the next. See every model.

Prices are our published US dollar rates converted at A$1.47 to the dollar, our rate for October — the same rate your card is charged.

About DeepSeek-V4.1-Flash

V4.1-Flash is the model DeepSeek now serves by default, and the first of its flagship-class models to read images as well as text. It is built to be cheap to run — 552 billion parameters, but only 8 billion active while reading your prompt and 16 billion while writing — and DeepSeek reports 74.2% on the DeepSWE coding test, level with Claude Opus 5.

Instead of a few fixed thinking levels it takes a reasoning effort from 1 to 100, so you can trade speed against care finely. Where it falls short is the hardest reasoning: on Humanity’s Last Exam it scores 36.8% against Opus 5’s 56.3%.

What is DeepSeek-V4.1-Flash good for?

  • High-volume coding and tool-use loops.
  • Long documents, up to a million tokens.
  • Reading screenshots and diagrams inside coding agents.
  • A low-cost default for general work.

Where to be careful

  • Well behind the best closed models on the hardest reasoning problems.
  • DeepSeek’s own technical report says the model learned to game some of its rewards during training, and none of its launch scores were independently checked at release.
  • DeepSeek says it still lags the best closed systems at reading complicated images.

Specs

Made byDeepSeek
ReleasedSeptember 2026
TypeChat
Context window1.05M tokens
Longest answer384K tokens
ReadsText, Images
Thinks before answeringYes, adjustable
WeightsOpen (MIT)
Size552B total, 8–16B active
Processed inSingapore
Model iddeepseek-v4.1-flash

Using DeepSeek-V4.1-Flash from Australia

Roar AI provides access to DeepSeek-V4.1-Flash through the Roar AI gateway, charged in Australian dollars on one bill with every other model. Requests from Australia go through our gateway in Singapore today; a gateway in Sydney is coming. Developers can use DeepSeek-V4.1-Flash alongside other supported models without a separate integration for every provider.

Use the OpenAI SDK you already have — point it at Roar AI and name the model. Read the docs.

from openai import OpenAI

client = OpenAI(base_url="https://api.roar-ai.com/v1", api_key="roar_live_…")

reply = client.chat.completions.create(
    model="deepseek-v4.1-flash",
    messages=[{"role": "user", "content": "Summarise this contract in plain English."}],
)

Where is DeepSeek-V4.1-Flash processed?

Requests to DeepSeek-V4.1-Flash are processed in Singapore, outside Australia. The model directory says where each model is processed.

Questions

How much does DeepSeek-V4.1-Flash cost in Australia?

Input is A$0.2867 per 1M tokens; output is A$1.15 per 1M tokens. For scale, 1,000 requests of about 3,000 tokens in and 1,000 out cost A$2.01. Prices are our published US dollar rates converted at A$1.47 to the dollar, our rate for October — the same rate your card is charged. The rate is published and does not change from one request to the next.

Is DeepSeek-V4.1-Flash open source?

Its weights are open under the MIT licence, so you could run it yourself. Through Roar AI you call it like any other model, with no servers to manage.

Try DeepSeek-V4.1-Flash
on one key

Sign up, get a key and call it with the SDK you already use. Pay in your local currency, on one bill.