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DeepSeek: DeepSeek V4 Flash Vision Exp

by DeepSeek

deepseek/deepseek-v4-flash-vision-exp
UnavailableOpen weights

DeepSeek V4 Flash Vision Exp is an experimental vision-enabled version of [DeepSeek V4 Flash 0731](https://openrouter.ai/deepseek/deepseek-v4-flash-0731) from DeepSeek, adding image understanding while matching the base model on text capabilities including agents,...

Context

1Mtokens

About 1,498 pages of text at once

Max output

262Ktokens

About 374 pages in one answer

Intelligence

—

No score published for this model.

Output speed

95tokens/s

A 500-word answer in about 7.4 s

From public market statistics for this model

First token

1.8s

Reasoning models start later

From public market statistics for this model

Health, 30 days

72.29%

0 of 30 days without a fault

IranRouter’s measurements

Price & cost

Every rate in Rial. A request pays only for the tokens it actually uses.

Input590,091IRR / 1M tokens
Output1,770,273IRR / 1M tokens
Reasoning tokensThe output rate1,770,273IRR / 1M tokens
Cache read18,776IRR / 1M tokens
Image input tokensThe input rate590,091IRR / 1M tokens

With prompt caching, the fixed part of your prompt is billed at the cache-read rate on later requests.

What would this model cost you a month?

Monthly cost

84.97MIRR

2.83M IRR a day, 1,416 IRR each request

30 days at today’s rate.

Rial price over 90 days

It moves with the exchange rate; the steps are the maker’s own price changes. Built at today’s margin, so approximate if the margin changed in the window.

InputOutput

Performance, 30 days

Health is measured by IranRouter itself: a day counts as healthy unless requests to this model failed on our side or it could not be served. First token and speed come from IranRouter’s traffic, and from public market statistics for this model on days without enough of it.

Daily health72.29%

Time to first token1.76 s

Output speed91 tokens/s

Place in the market

By usage across the global model market.

Daily rank

Share of the day’s tokens

Capabilities

Image inputYes
Audio inputNo
Tool callingYes
JSON outputYes
ReasoningReasoning levels: max, high, low, none
Web searchNo
Prompt cacheYes
Makes imagesNo
Open weightsYes
On the free planNo
Input
TextImage
Output
Text

Parameters it accepts

frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Other benchmarks

Coding index65
Agentic index48

Standard tests

  • GPQA DiamondScore: 88%Tasks: 1,188
  • τ-bench Verified AirlineScore: 75%Tasks: 250

Start in a minute

The official OpenAI and Anthropic SDKs; only the address and the key change.

Base URLhttps://iranrouter.com/v1
Model IDdeepseek/deepseek-v4-flash-vision-exp
API keyCreate one in the dashboard
# pip install openai
from openai import OpenAI

client = OpenAI(
    base_url="https://iranrouter.com/v1",
    api_key="ir-...",
)

r = client.chat.completions.create(
    model="deepseek/deepseek-v4-flash-vision-exp",
    messages=[{"role": "user", "content": "Hello, introduce yourself"}],
)
print(r.choices[0].message.content)
The full guide in the docs: keys, streaming and errors

Peer models

Its family and models with a close score; the last column compares one message’s cost with this model.

No peer models found.

Technical specs

ID
deepseek/deepseek-v4-flash-vision-exp
Maker
DeepSeek
Tokenizer
DeepSeek
Released
Aug 21, 2026
Added to IranRouter
Aug 25, 2026
Context
1,048,576 tokens
Max output
262,144 tokens
Weights
deepseek-ai/DeepSeek-V4-Flash-Vision-Exp

Scores by Artificial Analysis, as of Oct 31, 2026

DeepSeek: DeepSeek V4 Flash Vision ExpOne message about 2,070 IRRStart with this model