DeepSeek V4.1 Flash 1017
DeepSeek V4.1 Flash 1017 costs $0.24 per 1M input tokens and $0.96 per 1M output tokens on LLM API, with a 1M-token context window.
Pricing
Lowest price among 7 providers, after discounts.
| Input | $0.24 | per 1M tokens |
|---|---|---|
| Output | $0.96 | per 1M tokens |
| Cache read | $0.0048 | per 1M tokens |
| Cache write, 5 minutes | $0.3 | per 1M tokens |
Providers
Prices after each provider’s discount; the lowest in bold.
| $0.3 | $1.2 | $0.006 | 1M | 384K | |
| $0.3 | $1.2 | $0.006 | 1M | 384K | |
| $0.3 | $1.2 | $0.006 | 1M | 384K | |
| $0.354 | $1.416 | $0.0354 | 1M | 384K | |
| $0.3 | $1.2 | $0.006 | 1M | 384K | |
| $0.24 | $0.96 | $0.0048 | 1.05M | 384K | |
| $0.3 | $1.2 | $0.04 | 1M | 384K |
Features
“Some providers”: not every provider of this model supports it.
- ToolsYes
- Parallel tool callsNo
- Image inputYes
- ReasoningYes
Levels: low, high, max · default high
- Prompt cachingYes
- Structured outputsSome providers
- JSON modeYes
- StreamingYes
- Web searchYes
Call 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-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-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-v4.1-flash-1017",
"messages": [{"role": "user", "content": "Hello"}]
}'More from DeepSeek
All DeepSeek text models
DeepSeek V4 Prodeepseek-v4-pro$1.188 / $3.2per 1M input / output
DeepSeek V4.1 Flashdeepseek/deepseek-v4.1-flash$0.236 / $1.18per 1M input / output
DeepSeek V4 Flash 0731deepseek-v4-flash-0731$0.308 / $0.924per 1M input / output
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