deepseek/deepseek-v4.1-flash

Online Chat

DeepSeek

Publish time

2026/9/10

Model Series

DeepSeek

Input type

Output type

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write Price

¥2.5 / 1M tokens

Cache Read Price

¥0.04 / 1M tokens

Context Window

1,000,000

Max Output Length

384,000

DeepSeek V4.1 Flash 为 552B 参数的 MoE 模型，采用了全新的 Causal-Encoder-Decoder 结构，输入和输出不对称，输入激活只有 8B，输出激活 16B，成本显著低于已知的同尺寸模型。同时，V4.1 Flash 还采用了新的预训练方式、经过了更大规模的强化学习后训练，在基准测试中，成功超越了包括 DeepSeek V4 Pro 在内的一众旗舰模型的智能水平。

Providers for deepseek/deepseek-v4.1-flash

Zhinao API routes requests to the best-fit provider and automatically fails over to the one with highest availability.

Sort by

deepseek

国内

TTFT

0.73s

Throughput

146.21tps

Uptime

100.00%

Provider Model

deepseek/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

huaweicloud

国内

TTFT

4.56s

Throughput

95.47tps

Uptime

100.00%

Provider Model

huaweicloud/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic Messages

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

tokenmall-zqf

国内

TTFT

2.24s

Throughput

78.28tps

Uptime

28.00%

Provider Model

tokenmall-zqf/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月10日 6 PM32.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price-50%

¥1 / 1M tokens

Output Price-50%

¥4 / 1M tokens

Cache Write-50%

¥1.25 / 1M tokens

Cache Read-50%

¥0.02 / 1M tokens

tokenmall-zyld

国内

TTFT

10.31s

Throughput

67.75tps

Uptime

82.00%

Provider Model

tokenmall-zyld/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM82.35%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price-50%

¥1 / 1M tokens

Output Price-50%

¥4 / 1M tokens

Cache Write-50%

¥1.25 / 1M tokens

Cache Read-50%

¥0.02 / 1M tokens

火

火山引擎

国内

TTFT

0.71s

Throughput

17.77tps

Uptime

100.00%

Provider Model

volcengine/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

腾

腾讯混元

国内

TTFT

1.39s

Throughput

120.65tps

Uptime

100.00%

Provider Model

tencent/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

通

通义千问

国内

TTFT

6.51s

Throughput

23.34tps

Uptime

100.00%

Provider Model

alibaba/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月10日 9 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.2 / 1M tokens

Performance for deepseek/deepseek-v4.1-flash

Compare different providers across Zhinao API

Throughput

91.96 tok/s

TTFT

4.67 s

Uptime for deepseek/deepseek-v4.1-flash

Uptime for deepseek/deepseek-v4.1-flash across all providers

Sample code and API for deepseek/deepseek-v4.1-flash

Get API Key

Zhinao API normalizes requests and responses across providers for you

View full docs

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.360.cn/v1",
  apiKey: process.env.ZHINAO_API_KEY,
});

const response = await client.chat.completions.create({
  model: "deepseek/deepseek-v4.1-flash",
  messages: [
    { role: "user", content: "Hello, how are you?" }
  ],
  temperature: 0.7,
  max_tokens: 1000,
});

console.log(response.choices[0].message.content);

deepseek/deepseek-v4.1-flash

Online Chat

DeepSeek

Publish time

2026/9/10

Model Series

DeepSeek

Input type

Output type

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write Price

¥2.5 / 1M tokens

Cache Read Price

¥0.04 / 1M tokens

Context Window

1,000,000

Max Output Length

384,000

Providers for deepseek/deepseek-v4.1-flash

Zhinao API routes requests to the best-fit provider and automatically fails over to the one with highest availability.

Sort by

deepseek

国内

TTFT

0.73s

Throughput

146.21tps

Uptime

100.00%

Provider Model

deepseek/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

huaweicloud

国内

TTFT

4.56s

Throughput

95.47tps

Uptime

100.00%

Provider Model

huaweicloud/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic Messages

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

tokenmall-zqf

国内

TTFT

2.24s

Throughput

78.28tps

Uptime

28.00%

Provider Model

tokenmall-zqf/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月10日 6 PM32.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price-50%

¥1 / 1M tokens

Output Price-50%

¥4 / 1M tokens

Cache Write-50%

¥1.25 / 1M tokens

Cache Read-50%

¥0.02 / 1M tokens

tokenmall-zyld

国内

TTFT

10.31s

Throughput

67.75tps

Uptime

82.00%

Provider Model

tokenmall-zyld/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM82.35%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price-50%

¥1 / 1M tokens

Output Price-50%

¥4 / 1M tokens

Cache Write-50%

¥1.25 / 1M tokens

Cache Read-50%

¥0.02 / 1M tokens

火

火山引擎

国内

TTFT

0.71s

Throughput

17.77tps

Uptime

100.00%

Provider Model

volcengine/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

腾

腾讯混元

国内

TTFT

1.39s

Throughput

120.65tps

Uptime

100.00%

Provider Model

tencent/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月11日 11 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.04 / 1M tokens

通

通义千问

国内

TTFT

6.51s

Throughput

23.34tps

Uptime

100.00%

Provider Model

alibaba/deepseek/deepseek-v4.1-flash

Supported Parameters

temperaturetop_ptop_k

Recent Uptime

10月10日 9 PM100.00%

Reasoning

Toggleable

Supported Response Formats

OpenAI Chat CompletionsAnthropic MessagesOpenAI Responses

Total Context

1,000,000

Max Output

384,000

Input Price

¥2 / 1M tokens

Output Price

¥8 / 1M tokens

Cache Write

¥2.5 / 1M tokens

Cache Read

¥0.2 / 1M tokens

Performance for deepseek/deepseek-v4.1-flash

Compare different providers across Zhinao API

Throughput

91.96 tok/s

TTFT

4.67 s

Uptime for deepseek/deepseek-v4.1-flash

Uptime for deepseek/deepseek-v4.1-flash across all providers

Sample code and API for deepseek/deepseek-v4.1-flash

Get API Key

Zhinao API normalizes requests and responses across providers for you

View full docs

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.360.cn/v1",
  apiKey: process.env.ZHINAO_API_KEY,
});

const response = await client.chat.completions.create({
  model: "deepseek/deepseek-v4.1-flash",
  messages: [
    { role: "user", content: "Hello, how are you?" }
  ],
  temperature: 0.7,
  max_tokens: 1000,
});

console.log(response.choices[0].message.content);