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About

Chat Stream provides access to two powerful language models from DeepSeek: Model Capabilities Utilizes DeepSeek V3 and R1 models with 671B parameters (37B activated per token) Achieves exceptional benchmark scores: MMLU (87.1%), BBH (87.5%) Features 128K context window length Supports code generation, mathematical computation, and multilingual processing Technical Features Advanced MoE (Mixture-of-Experts) architecture Multi-head Latent Attention (MLA) Auxiliary-loss-free load balancing Multi-token prediction objective Deployment Options Web-based chat interface with instant access One-click website integration via iframe Mobile apps for iOS and Android platforms Compatible with NVIDIA, AMD GPUs, and Huawei Ascend NPUs Supports both local inference and cloud deployment Access Methods Free chat access without registration Website embedding capabilities Mobile applications Premium subscription for ad-free experience

About

DeepSeek-V4.1-Flash-1017 is an open-weight multimodal artificial intelligence model developed by DeepSeek for advanced reasoning, software engineering, visual understanding, and autonomous AI agent workflows. Released on October 17, 2026, it builds on DeepSeek-V4.1-Flash with improvements in coding performance, agentic task execution, and reasoning efficiency. The model supports text and image inputs, tool calling, configurable reasoning effort, and multistep problem-solving. Its one-million-token context window enables developers to process lengthy documents, extensive codebases, and complex sequences of instructions. DeepSeek-V4.1-Flash-1017 also supports end-to-end software development, including application generation, debugging, automated testing, and interactive project creation. The model is available through the DeepSeek API and downloadable weights under the MIT License, supporting both hosted and self-managed deployment.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Users that want a platform to use DeepSeek AI models

Audience

AI developers, software engineers, machine learning researchers, data scientists, enterprise development teams, and organizations seeking open-weight multimodal models for autonomous agents, software development, long-context reasoning, visual analysis, and customizable AI applications

Support

Phone Support Supported
24/7 Live Support Not Supported
Online Not Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Supported

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

No information available.
Free Version Supported
Free Trial Not Supported

Pricing

Free
Free Version Supported
Free Trial Not Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5

Pros & Cons from Real Users

Pros

  • What I notice most is how much better it is at actually finishing coding and agent tasks. It feels less meandering than the original V4.1 Flash and gets through multi-step work with fewer wasted tokens. The benchmark jump is pretty serious too. DeepSeek reports 77.0 on DeepSWE v1.1, 42.3 on Terminal-Bench 4.0, and 60.5 on Automation-Bench, all meaningfully higher than the previous V4.1 Flash release. I also like the project-building improvements. DeepSeek specifically trained this version with reinforcement learning and self-feedback for end-to-end development, including full web projects, games, and 3D work.

Cons

  • The main downside is infrastructure if you want to run the open weights yourself. The full model is huge, so most people are still going to be better off using the hosted API.

Training

Documentation Not Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Chat Stream
Founded: 2023
Hong Kong
www.chatstream.org

Company Information

DeepSeek
Founded: 2023
China
deepseek.com

Alternatives

Qwen2.5-Max

Qwen2.5-Max

Alibaba

Alternatives

DeepSeek-V2

DeepSeek-V2

DeepSeek
DeepSeek R1

DeepSeek R1

DeepSeek
GPT-6.1 Sol

GPT-6.1 Sol

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Hy4

Hy4

Tencent
DeepSeek-V4

DeepSeek-V4

DeepSeek
DeepInfer

DeepInfer

DeepSeek
DeepSeek-V2

DeepSeek-V2

DeepSeek

Categories

AI Tools Supported

Categories

Integrations

Buda Not Supported
Cheaper Inference Not Supported
Cline Not Supported
ClinePass Not Supported
DeepSeek Not Supported
DeepSeek Harness Not Supported
DeepSeek R1 Supported
DeepSeek-V3 Supported
DeepSeek-V4 Not Supported
Novita AI Not Supported
Offloop Not Supported
OpenClaw Not Supported
OpenTag Not Supported
Oxlo.ai Not Supported
Reasonix Not Supported
SnapVee Studio Not Supported
Together AI Not Supported
Vercel AI Gateway Not Supported
ZooClaw Not Supported

Integrations

Buda Supported
Cheaper Inference Supported
Cline Supported
ClinePass Supported
DeepSeek Supported
DeepSeek Harness Supported
DeepSeek R1 Not Supported
DeepSeek-V3 Not Supported
DeepSeek-V4 Supported
Novita AI Supported
Offloop Supported
OpenClaw Supported
OpenTag Supported
Oxlo.ai Supported
Reasonix Supported
SnapVee Studio Supported
Together AI Supported
Vercel AI Gateway Supported
ZooClaw Supported
Claim Chat Stream and update features and information
Claim Chat Stream and update features and information
Claim DeepSeek-V4.1-Flash-1017 and update features and information
Claim DeepSeek-V4.1-Flash-1017 and update features and information