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DeepSeek V4.1 Flash — AI News Today

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DeepSeek V4.1 Flash is DeepSeek's September 2026 update to its fast, low-cost V4 Flash model. It supports a 1-million-token context window and adds an FP4 KV cache and cross-layer attention reuse to cut the memory cost of long-context, agent-style workloads; early testers reported it reaching about 98% of GPT-6 Astra's score on the OpenDesign Arena at roughly 1.4% of the cost.

www.deepseek.com

21 stories about DeepSeek V4.1 Flash

1 from your feedssearching across sources...

About DeepSeek V4.1 Flash

DeepSeek V4.1 Flash is a large language model by DeepSeek. DeepSeek V4.1 Flash is DeepSeek's September 2026 update to its fast, low-cost V4 Flash model. It supports a 1-million-token context window and adds an FP4 KV cache and cross-layer attention reuse to cut the memory cost of long-context, agent-style workloads; early testers reported it reaching about 98% of GPT-6 Astra's score on the OpenDesign Arena at roughly 1.4% of the cost. This page tracks 21 recent news stories about DeepSeek V4.1 Flash, curated from 30+ sources and updated every 15 minutes.

DeepSeek V4.1 Flash — Coverage Momentum

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First tracked May 2026. Most-citing sources: r/LocalLLaMA (2), r/accelerate (1), r/singularity (1), Marktechpost (1). Data aggregated by Best AI News Today from 30+ sources.

21 stories
3 of 5 Top Stories
Media

DeepSeek releases Harness 0.1.5 with V4.1 Flash support, file uploads and sidebar previews

TechNode faviconTechNode·
Media

DeepSeek formally launches V4.1 Flash, routes V4 Pro requests to Flash

technode.com favicontechnode.com·
DeepSeek launches V4.1-Flash with faster inference and higher throughput
Media

DeepSeek launches V4.1-Flash with faster inference and higher throughput

Flash, its smallest model in a new architecture family, as the Chinese AI startup prepares for a Shanghai STAR Market IPO.

The Hindu BusinessLine faviconThe Hindu BusinessLine·
DeepSeek备战IPO！V4.1 Flash蓄势待发 概念股或迎多重催化(附股)
Media

DeepSeek备战IPO！V4.1 Flash蓄势待发 概念股或迎多重催化(附股)

【DeepSeek备战IPO！V4.1 Flash蓄势待发 概念股或迎多重催化(附股)】DeepSeek被曝正筹备科创板IPO，计划年内启动上市流程；与此同时，其V4.1 Flash模型即将正式推出。有观点认为，国产AI大模型龙头加速拥抱资本市场，产业链上下游或将受益。 DeepSeek被曝正筹备科创板IPO，计划年内启动上市流程；与此同时，其V4.1...

天天基金网 favicon天天基金网·
Discussions

DeepSeek Flash 4.1 is already being tested via API and rolling out.

Translation: "Internal beta testing for an intermediate version of DeepSeek V4.1 Flash is now open; you are welcome to try it out. It adopts a new model architecture featuring native multimodal...

r/LocalLLaMA faviconr/LocalLLaMA·
Discussions

Reports suggest DeepSeek is seeking $7.35 billion in funding and plans to release its V4.1 update next month.

DeepSeek Reportedly Seeking to Raise Over RMB 50 Billion ($7.35 Billion), Accelerating Its Commercialization and Monetization Strategy According to two people familiar with the matter, DeepSeek...

r/LocalLLaMA faviconr/LocalLLaMA·
Media

DeepSeek launches V4.1-Flash AI model ahead of Shanghai IPO

BusinessLine faviconBusinessLine·
DeepSeek快速、专家、识图模式合并升级，V4.1 Flash最快今日发布
Media

DeepSeek快速、专家、识图模式合并升级，V4.1 Flash最快今日发布

IT之家 9 月 10 日消息，DeepSeek 今日宣布将原有的快速模式、专家模式和识图模式合而为一，这意味着用户将不再需要手动切换。 DeepSeek 将其整合为统一的智能模式，模型可自动检测查询复杂度、在检测到图片输入时激活视觉能力，并根据任务难度调整处理能力。 在此之前，多模态视觉理解模型 DeepSeek-V4-Flash-Vision-Exp ...

IT之家 on MSN faviconIT之家 on MSN·
Discussions

Deepseek v4.1 Flash reaches 98% of Astra’s score at 1.4% of cost on OpenDesign Arena

r/accelerate faviconr/accelerate·
Media

DeepSeek Opens Time-Boxed V4.1 Flash Beta With Native Multimodal Architecture

Pandaily faviconPandaily·
Media

DeepSeek Launches Two-Day Limited Beta for V4.1 Flash — New Architecture Natively Integrates Multimodal Capabilities

finance.biggo.com faviconfinance.biggo.com·
Media

DeepSeek launches V4.1-Flash

Breakingthenews.net faviconBreakingthenews.net·
Media

DeepSeek将于2026年9月10日前后发布V4.1 Flash模型 同步调整价格降幅明显

DeepSeek近日宣布，其备受期待的V4.1 Flash模型将于2026年9月10日前后正式上线。根据内部及外部测试结果，该模型在性能、处理速度、成本效益及总耗时等关键指标上均显著优于现有V4 Pro版本。为确保用户平稳过渡，DeepSeek计划在V4.1 Flash发布后、V4.1 Pro上线前，将所有V4 Pro的请求自动切换至新模型，并按V4.1 ...

ITBear科技资讯 on MSN faviconITBear科技资讯 on MSN·
DeepSeek V4.1 Flash Reaches 427 Tokens per Second in Tests
Media

DeepSeek V4.1 Flash Reaches 427 Tokens per Second in Tests

Geeky Gadgets faviconGeeky Gadgets·
Media

DeepSeek双线推进：V4.1 Flash模型明日发布 同步筹备科创板IPO

《科创板日报》9月9日讯 （记者 黄心怡） DeepSeek新一代模型V4.1 Flash将于明日正式发布。同时，有消息称公司已聘请中信证券筹备科创板IPO，计划年内启动上市流程。技术突破与资本运作的双线并进，标志着这家被誉为“中国版OpenAI”的AI明星企业，正站在一个新的阶段上。 据DeepSeek开放平台发布的通知，公司计划于北京时间2026年9月10日前后正式发布V4.1...

腾讯网 favicon腾讯网·
Discussions

DeepSeek v4.1 Flash is now available for internal beta testing

DeepSeek V4.1 Flash is now available for internal beta testing. It uses a new model architecture, with native multimodal support, stronger capabilities, faster speed, and lower cost. Keep the...

Hacker News faviconHacker News·

Frequently Asked Questions

What is DeepSeek V4.1 Flash?

DeepSeek V4.1 Flash is DeepSeek V4.1 Flash is DeepSeek's September 2026 update to its fast, low-cost V4 Flash model. It supports a 1-million-token context window and adds an FP4 KV cache and cross-layer attention reuse to cut the memory cost of long-context, agent-style workloads; early testers reported it reaching about 98% of GPT-6 Astra's score on the OpenDesign Arena at roughly 1.4% of the cost.

Where can I access DeepSeek V4.1 Flash?

DeepSeek V4.1 Flash is available at https://www.deepseek.com. It's developed by DeepSeek.

What is the latest news about DeepSeek V4.1 Flash?

As of today, there are 21 recent stories about DeepSeek V4.1 Flash. Recent headlines include: DeepSeek releases Harness 0.1.5 with V4.1 Flash support, file uploads and sidebar previews; Chinese startup DeepSeek unveils V4.1-Flash model; China's DeepSeek launches V4.1-Flash model. Updated every 15 minutes.

What other LLM AI models are there?

DeepSeek V4.1 Flash is part of the LLM model category. Browse all comparable AI llm models with live news mentions and benchmarks.