DeepSeek: deepseek-v4.1-flash

deepseek-v4.1-flash

DeepSeek-V4.1-Flash is a multimodal AI model service that outperforms DeepSeek-V4-Pro across key metrics, including performance, cost efficiency, speed, and overall execution time.

text → image → text

Modalities

In / Out Price

from$0.15/ 1M

$0.15 Official price

from$0.6/ 1M

$0.6 Official price

1.024M

Context

Oct 14, 2026

Released

Providers

This model is hosted by one provider. Requests are forwarded to it directly, with no routing decisions to make.

Provider	Input /M	Output /M	Context	Latency	Throughput	Uptime
DeepSeek	from$0.15 $0.15 Official price	from$0.6 $0.6 Official price	1.024M	—	—	—

Call this model in three steps.

Get your API key

Create a key and set your API key and base URL as environment variables.

Create API Key

Environment

export UNIROUTER_API_KEY="<YOUR_API_KEY>"
export UNIROUTER_BASE_URL="https://api.tokatlas.com/v1"

Choose a request format

Choose the format supported by your selected route.

Make your first request

Model ID: deepseek-v4.1-flash

from openai import OpenAI

client = OpenAI(
    base_url="https://api.tokatlas.com/v1",
    api_key="<YOUR_API_KEY>",
)
response = client.chat.completions.create(**{
    "model": "deepseek-v4.1-flash",
    "messages": [
        {
            "role": "user",
            "content": "Explain quantum entanglement."
        }
    ],
    "temperature": 0.7
})

print(response)

Endpoint

Creates a model response for the given chat conversation.

POST: https://api.tokatlas.com/v1/chat/completions
Authorization: Bearer $UNIROUTER_API_KEY
Content-Type: application/json