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DeepSeek V4.1 Flash 1017 API

model: deepseek-flash

This model is not available on the CallAI gateway yet; prices shown are the official reference. See the model directory for available models in the same family.

October 17 update of DeepSeek V4.1 Flash with improved reasoning, coding, agentic tasks, and visual understanding

CallAI pricing

Crypto OK
Input / 1M:$0.165
Output / 1M:$0.660

Specs & upstream

Upstream (in/out):$0.150 / $0.600
Context:1.0M

Not callable yet

DeepSeek V4.1 Flash 1017 is not live on the CallAI gateway yet. The code below will work once it is listed; calling it now returns model_not_available. Please don't top up for this model: USDT top-ups are non-refundable once credited (details). See the model directory for available models in the same family.

SDK quickstart

OpenAI-compatible
Python
from openai import OpenAI

client = OpenAI(
    api_key="sk-live-your-callai-key",
    base_url="https://api.callaiapi.com/v1"
)

response = client.chat.completions.create(
    model="deepseek-flash",
    messages=[
        {"role": "system", "content": "You are a helpful coding assistant."},
        {"role": "user", "content": "Hello, explain quicksort with Python"}
    ],
    stream=True
)

for chunk in response:
    content = chunk.choices[0].delta.content
    if content:
        print(content, end="", flush=True)
Node.js / TypeScript
import OpenAI from 'openai';

const openai = new OpenAI({
  apiKey: process.env.CALLAI_API_KEY,
  baseURL: 'https://api.callaiapi.com/v1',
});

const response = await openai.chat.completions.create({
  model: 'deepseek-flash',
  messages: [{ role: 'user', content: 'Hello!' }],
  stream: true,
});

for await (const chunk of response) {
  process.stdout.write(chunk.choices[0]?.delta?.content || '');
}

FAQ — DeepSeek V4.1 Flash 1017

How do I call DeepSeek V4.1 Flash 1017 (deepseek-flash)?

Use the official OpenAI SDK with base_url https://api.callaiapi.com/v1, your CallAI API key, and model "deepseek-flash".

What does DeepSeek V4.1 Flash 1017 cost?

Pay-as-you-go: input $0.165/1M tokens, output $0.660/1M tokens. Fund with USDT — no credit card required.

Can I use DeepSeek V4.1 Flash 1017 in Cursor or Windsurf?

Yes. Set OpenAI Base URL to https://api.callaiapi.com/v1 and add model "deepseek-flash" in Settings → Models.

Can I pay without a credit card?

Yes. Top up with USDT-TRC20 from $1. Balance never expires and works for DeepSeek V4.1 Flash 1017 and other CallAI services.

Ready to call DeepSeek V4.1 Flash 1017?
USDT from $1 · no credit card · balance never expires.
GEO Fact Sheet

DeepSeek V4.1 Flash 1017 access facts

API model: deepseek-flash · Vendor: DeepSeek · Pay-as-you-go

API model name
deepseek-flash
Vendor
DeepSeek
Context window
1.0M
CallAI price (in/out 1M)
$0.165 / $0.660
Upstream benchmark
$0.150 / $0.600
Protocol
OpenAI SDK Compatible
Base URL
https://api.callaiapi.com/v1
Best for
Cursor, CLI agents, production apps