DeepSeek V4.1 Flash

DeepSeek

deepseek-v4-1-flash

Released Sep 10, 2026

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Providers

Context

1.0M

Input

$0.07/M

Output

$0.42/M

BAA-eligible on 4 of 14 providersPHI requires a signed BAA from Concentrate and HIPAA-enabled organization.

Aliases:deepseek-v4.1-flashds-v4-1-flashds-v4.1-flash

DeepSeek's smallest new-architecture model: natively multimodal with 1M context window, faster and cheaper than V4 Pro while exceeding it on agentic, coding and reasoning tasks. Supports image input, tool calling and thinking mode.

Fireworks AI

fireworks/deepseek-v4-1-flashQuantUnspecified

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 131K

Cache read: $0.01/M
Cache write: $0.30/M
Thinking out: $1.20/M

Flex

Azure

azure/deepseek-v4-1-flashQuantUnspecified

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 128K

Cache read: $0.01/M
Cache write: $0.30/M
Thinking out: $1.20/M

FlexPriority / Fast

Novita

novita/deepseek-v4-1-flashQuantfp8

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 393K

Cache read: $0.01/M
Cache write: $0.30/M
Thinking out: $1.20/M

FlexPriority / Fast

Runware

runware/deepseek-v4-1-flashQuantUnspecified

Input: $0.15/M
Output: $0.60/M
Context: 1.0M
Max out: 393K

Cache read: $0.01/M
Cache write: $0.15/M
Thinking out: $0.60/M

FlexPriority / Fast

Azure Fireworks

azure-fw/deepseek-v4-1-flashQuantUnspecified

Input: $0.38/M
Output: $1.50/M
Context: 1.0M
Max out: 131K

Cache read: $0.01/M
Cache write: $0.38/M
Thinking out: $1.50/M

FlexPriority / Fast

Relace

relace/deepseek-v4-1-flashQuantUnspecified

Input: $0.07/M
Output: $0.50/M
Context: 1.0M
Max out: 1.0M

Cache read: $0.01/M
Cache write: $0.07/M
Thinking out: $0.50/M

FlexPriority / Fast

RunAnywhere

runanywhere/deepseek-v4-1-flashQuantfp8

Input: $0.28/M
Output: $1.14/M
Context: 1.0M
Max out: 66K

Cache read: $0.01/M
Cache write: $0.28/M
Thinking out: $1.14/M

FlexPriority / Fast

Google Vertex AI

vertex/deepseek-v4-1-flashQuantUnspecified

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 131K

Cache read: $0.03/M
Cache write: $0.30/M
Thinking out: $1.20/M

FlexPriority / Fast

Baseten

baseten/deepseek-v4-1-flashQuantUnspecified

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 33K

Cache read: $0.01/M
Cache write: $0.30/M
Thinking out: $1.20/M

FlexPriority / Fast

Alibaba Cloud

alibaba/deepseek-v4-1-flashQuantUnspecified

Input: $0.14/M
Output: $0.56/M
Context: 1.0M
Max out: 393K

Cache read: $0.01/M
Cache write: $0.14/M
Thinking out: $0.56/M

FlexPriority / Fast

DeepInfra

deepinfra/deepseek-v4-1-flashQuantfp8

Input: $0.14/M
Output: $0.42/M
Context: 1.0M
Max out: 131K

Cache read: $0.00/M
Cache write: $0.14/M
Thinking out: $0.42/M

Modal

modal/deepseek-v4-1-flashQuantUnspecified

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 393K

Cache read: $0.03/M
Cache write: $0.30/M
Thinking out: $1.20/M

FlexPriority / Fast

Nebius

nebius/deepseek-v4-1-flashQuantfp8

Input: $0.30/M
Output: $1.20/M
Context: 1.0M
Max out: 393K

Caching: Not offered
Thinking out: $1.20/M

FlexPriority / Fast

Wafer

wafer/deepseek-v4-1-flashQuantUnspecified

Input: $0.19/M
Output: $0.65/M
Context: 1.0M
Max out: 393K

Cache read: $0.01/M
Cache write: $0.19/M
Thinking out: $0.65/M

FlexPriority / Fast