LLM GatewayDeepSeek V4.1 Flash (DeepSeek)

LLM Gateway

DeepSeek V4.1 Flash (DeepSeek)

DeepSeek V4.1 Flash model for reasoning and agentic coding

deepseek/deepseek-v4.1-flash
Context
1.1M
Max output
393.2K
Input $/M
$0.15
Output $/M
$0.60
Cache read $/M
$0.003
Cache write $/M

Against the catalogue

Context window1.1M

Larger than 99% of the 7,784 models listed

Input price$0.15

Cheaper than 73% of priced models

Capabilities

Reasoningsupported
Tool callingsupported
Structured outputnot supported
Attachmentssupported
Temperaturesupported
Open weightssupported
Interleaved thinkingnot supported

Modalities

Input
TextImage
Output
Text

Reasoning controls

effortnone, low, high, max

Pricing detail

RateBase $/M
Input$0.15
Output$0.60
Cache read$0.003