MiscSubjects

DeepSeek: DeepSeek V4.1 Flash (batch)

DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture.

DeepSeekDeepSeek V4.1 Flash (batch)
deepseek/deepseek-v4.1-flash:batch
2026-09-10text+image->textreasoning: max / high / low / none
Input
$0.05
per 1M tokens
Output
$0.15
per 1M tokens
Cached input
$0
per 1M tokens
Context
1.0M
tokens it reads
Max output
384K
tokens it writes
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
inspect — the catalog entry
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  "hugging_face_id": "deepseek-ai/DeepSeek-V4.1-Flash",
  "name": "DeepSeek: DeepSeek V4.1 Flash (batch)",
  "created": 1789021285,
  "description": "DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...",
  "context_length": 1048576,
  "architecture": {
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  "default_parameters": {},
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  "links": {
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  "endpoints": [
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  "reasoning": {
    "mandatory": false,
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}
openrouter.ai/deepseek/deepseek-v4.1-flash:batch
References (1)
  1. Stored model catalog — Nov 5, 2026
Via
OpenRouter
Id
openrouter/deepseek/deepseek-v4.1-flash:batch
Model id
deepseek/deepseek-v4.1-flash:batch
Name
DeepSeek: DeepSeek V4.1 Flash (batch)
Description
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture.
Family
deepseek
Canonical slug
deepseek/deepseek-v4.1-flash-20260910
Price in
0.112
Price out
0.33599999999999997
Price cache read
0.00336
Price cache write
null
Price cache write 1h
null
Price web search
null
Price overrides
[]
Context
1048576
Max completion tokens
131072
Modality
text+image->text
Input modalities
["text","image"]
Output modalities
["text"]
Tokenizer
DeepSeek
Knowledge cutoff
null
Created
1789021285
Moderated
false
Params
["frequency_penalty","include_reasoning","logit_bias","max_tokens","min_p","presence_penalty","reasoning","reasoning_effort","repetition_penalty","response_format","seed","stop","structured_outputs","temperature","tool_choice","tools","top_k","top_p"]
Default parameters
{}
Tools
true
Reasoning
true
Reasoning efforts
["max","high","low","none"]
Reasoning default effort
high
Reasoning mandatory
false
Reasoning default enabled
true
Vision
true
Expiration date
null

Connected subjects

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Page dataOpen JSON
page.json
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