Model provider3 modelsPrivacy policy

DeepSeek

DeepSeek serves 3 text models on LLM API, all from DeepSeek.

Models and prices

Prices when DeepSeek serves the request.

Text 3

Prices per 1M tokens

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Text models on DeepSeek and their prices on LLM API

DeepSeek V4.1 Flash 1017`deepseek/deepseek-v4.1-flash-1017`	$0.15	$0.6	$0.003	1M
DeepSeek V4 Pro`deepseek/deepseek-v4-pro`	$0.66	$1.98	$0.022	1.05M
DeepSeek V4.1 Flash`deepseek/deepseek/deepseek-v4.1-flash`	$0.15	$0.6	$0.003	1M

Send requests to DeepSeek

Put deepseek/ before a model ID and the request goes to DeepSeek. If DeepSeek’s uptime over the last 5 minutes is below 90%, it goes to another provider of the model, unless it sends X-No-Fallback: true. Routing docs

Example: DeepSeek V4.1 Flash 1017

POST /v1/chat/completionsSet LLMAPI_KEY to your LLM API key.Chat Completions docs

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

response = client.chat.completions.create(
    model="deepseek/deepseek-v4.1-flash-1017",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.llmapi.ai/v1",
  apiKey: process.env.LLMAPI_KEY,
});

const response = await client.chat.completions.create({
  model: "deepseek/deepseek-v4.1-flash-1017",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(response.choices[0].message.content);

curl https://api.llmapi.ai/v1/chat/completions \
  -H "Authorization: Bearer $LLMAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek/deepseek-v4.1-flash-1017",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Prices synced November 13, 2026.