opendunes

DeepSeek V4.1 Flash (batch)

by DeepSeekReleased 10 September 2026

DeepSeek V4.1 Flash is the first DeepSeek model built on a new design, and it reads images as well as text, keeping about a thousand pages in mind. It thinks before answering, uses your connected tools and fills in the exact form you give it. Use it as the fast, everyday model for coding agents that also need to look at screenshots or diagrams.

TakesTextImages
GivesText
Create API keyCompare

What it costs

You pay for what each request uses. No subscription, no minimum.

≈ 0,093 DA per message3 000 DA buys about 32 000 messages

30 % offDeepInfra has cut its price. Every figure here is the new one.

One message, the ordinary use

1 000 tokens sent× 37,28 DA per 1M0,037 DA
500 tokens back× 111,83 DA per 1M0,056 DA
Total≈ 0,093 DA

Every rate

Meter↑ you send↓ comes back
Text tokens37,28 DA111,83 DA
Cached tokens read1,12 DA

per 1M tokens

Answer a quick question≈ 0,034 DA
Read an invoice photo and pull out the total≈ 0,066 DA
Reply to a customer email≈ 0,067 DA
Explain a stack trace and suggest a fix≈ 0,12 DA
Review a 300-line pull request≈ 0,25 DA
When you pay
After the answer, from your balance. Nothing is held.
Why it varies
A longer question or a longer answer costs more.
After each one
The exact charge shows on the request.
DepositDeposits from 50 DA, with Edahabia or CIB.

Where your request runs

One company runs this model. OpenDunes sends every request to it. DA per 1M tokens: ↑ what you send · ↓ what comes back.

DeepInfra30 % offUnited States…
↑ Sent, per 1M
Was 53,2637,28 DA
↓ Back, per 1M
Was 159,76111,83 DA
Cache read
Was 1,601,12 DA
Latency
…
Throughput
…
Provider↑ Sent↓ BackCache readLatencyThroughputUptime
DeepInfra30 % offUnited StatesWas 53,2637,28 DAWas 159,76111,83 DAWas 1,601,12 DA………

You pay the price of the provider that served your request. Prices read 15:19 · speed over the last 30 minutes · uptime over 3 days.

Call it in code

Swap the base URL and the key. Your OpenAI code runs unchanged.

POST /v1/chat/completions
Base URL
https://opendunes.com/v1
Model ID
deepseek/deepseek-v4.1-flash:batch
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://opendunes.com/v1",
    api_key=os.environ["OPENDUNES_API_KEY"],
)

resp = client.chat.completions.create(
    model="deepseek/deepseek-v4.1-flash:batch",
    messages=[{"role": "user", "content": "Two lines to welcome a shop in Oran."}],
)

print(resp.choices[0].message.content)
pip install openaiFull reference for this route
Sign in to run it

Runs this request once on your balance.

Parameters you can send

Standard OpenAI fields, grouped by what they control. Anything not listed is accepted and ignored.

Shaping the reply

How long, how varied, where to stop.

max_tokenstemperaturetop_ptop_kmin_pstopseedfrequency_penaltypresence_penaltyrepetition_penaltylogit_bias

Reasoning

Let it think before answering — and see the thinking.

reasoningreasoning_effortinclude_reasoning

Structured output

Get JSON you can parse instead of prose.

response_formatstructured_outputs

Tools

Let the model call your functions.

toolstool_choice

Questions about DeepSeek V4.1 Flash (batch)

  • How much does DeepSeek V4.1 Flash (batch) cost in dinars?

    About 0,093 DA per message. Was 0,13 DA. ↑ 37,28 DA · ↓ 111,83 DA per 1M tokens.

  • Is DeepSeek V4.1 Flash (batch) free? Can I try it?

    No. You pay per use from your balance, with no subscription. Run it once from Call it in code, at the same price.

  • What is DeepSeek V4.1 Flash (batch) best for?

    DeepSeek V4.1 Flash is the first DeepSeek model built on a new design, and it reads images as well as text, keeping about a thousand pages in mind. It thinks before answering, uses your connected tools and fills in the exact form you give it. Use it as the fast, everyday model for coding agents that also need to look at screenshots or diagrams.

  • How do I pay for DeepSeek V4.1 Flash (batch) without an international card?

    Deposit dinars with your Edahabia or CIB card. Every model, DeepSeek V4.1 Flash (batch) included, is paid from that balance. No foreign card, no conversion.

  • Does DeepSeek V4.1 Flash (batch) work in Arabic, French or Darja?

    DeepSeek names no languages for DeepSeek V4.1 Flash (batch). Arabic, French and Darja: not stated.

  • Can it read PDFs, images or a whole book?

    It reads text and images. Up to 1M tokens in one request, about 1 000 pages. It writes up to 98 000 words at once.

  • Is DeepSeek V4.1 Flash (batch) open source?

    Yes, its weights are public. Open weights on Hugging Face

  • Who makes DeepSeek V4.1 Flash (batch), and when was it released?

    DeepSeek. Released 10 September 2026.

Other DeepSeek models, priced in dinars

See all DeepSeek models
DeepSeek V4.1 Flash 1017DeepSeek · Oct 17, 2026

#10 for 3D scenes · This is the 17 October 2026 snapshot of V4.1 Flash, the image-and-text model DeepSeek serves under its current Flash name. It keeps about a thousand pages in mind, replies up to about 393 pages, thinks first, uses your connected tools and fills in the exact form you give it. Pick it for agents and coding work that include screenshots, and when you want the newest Flash. The earlier DeepSeek V4.1 Flash is the snapshot before this one; V4 Pro 0813 is the larger model for hard reasoning.

Thinks firstUses your tools1 000 pages at once
≈0,15 DAper message
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DeepSeek V4.1 FlashDeepSeek · Sep 10, 2026

DeepSeek V4.1 Flash is the first DeepSeek model built on a new design, and it reads images as well as text, keeping about a thousand pages in mind. It thinks before answering, uses your connected tools and fills in the exact form you give it. Use it as the fast, everyday model for coding agents that also need to look at screenshots or diagrams.

Thinks firstUses your tools1 000 pages at once
≈0,11 DAper message
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DeepSeek V4 Flash 0731DeepSeek · Jul 31, 2026

DeepSeek's generally available V4 Flash, re-post-trained for coding, reasoning and agent work on the same 284B mixture-of-experts with 13B active, with tools, structured output and switchable reasoning

#27 of 119 for codingThinks firstUses your tools
≈0,070 DAper message
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DeepSeek V4 Flash 0423DeepSeek · Apr 24, 2026

DeepSeek V4 Flash is the first V4 release of the Flash size, built for fast answers over very long text. It reads about a thousand pages at once, thinks before answering when asked, uses your connected tools and fills in the exact form or table you give it. Pick it to run an agent or summarise a whole codebase quickly. DeepSeek V4 Flash 0731 is the retrained revision for coding and agents; V4 Pro is the larger model.

Thinks firstUses your tools1 000 pages at once
≈0,061 DAper message
View model