What Is DeepSeek AI?

Deepseek AI is an advanced artificial intelligence platform designed to power intelligent agents, automate complex tasks, and support natural language understanding at scale. It features large language models like Deepseek R1, optimized for reasoning, coding, and multimodal processing, making it ideal for research, development, and real-world applications.

Explore New Frontiers

• Ready to dive deeper? Experience the next generation of AI intelligence.
• Free Access Available Get started immediately with complimentary access to both DeepSeek-V3 and DeepSeek-R1. Discover what advanced AI reasoning can do for you.
• Mobile Experience Download the DeepSeek App and take powerful AI capabilities wherever you go. DeepSeek-V3 offers a comprehensive AI toolkit, all available at no cost.

DeepSeek R1 – Open Reasoning AI for Math, Code & Logic

DeepSeek R1 is DeepSeek’s reasoning-first AI model, designed to think through problems instead of just guessing fluent answers. Trained with large-scale reinforcement learning, it excels at step-by-step math, logic, and code reasoning—making it ideal for tutors, research assistants, advanced agents, and debugging tools. With open, MIT-style licensed weights and distilled sizes that run on mainstream hardware, DeepSeek R1 gives developers a powerful, self-hostable alternative to closed “o1-style” reasoning models for real-world apps.

Introducing DeepSeek‑V3.2‑Exp — our latest experimental model! ✨

Built on V3.1‑Terminus, this release debuts DeepSeek Sparse Attention (DSA) for faster, more efficient processing. Across public benchmarks in multiple domains, DeepSeek‑V3.2‑Exp delivers performance on par with V3.1‑Terminus while offering enhanced training and inference efficiency and lower API pricing.

Now available on web, app, and API — click to explore details, benchmarks, and download options.

DeepSeek V2.5 – Fast, Efficient Open-Weight LLM

DeepSeek V2.5 is a fast, efficient open-weight language model designed for real-world apps—from chatbots and coding assistants to data analysis and content generation. It balances strong reasoning and low latency, making it ideal for developers who want reliable AI performance without frontier-level costs.

Free access to DeepSeek-V3.1

DeepSeek-V3.1 is a next-generation hybrid AI model designed for speed, reasoning, and real-world efficiency. It introduces a unique dual-mode inference system that lets you toggle between Think Mode for deep, step-by-step reasoning and Non-Think Mode for fast, lightweight responses.

Built on an extended 128K token context window, DeepSeek-V3.1 can process entire codebases, long research papers, or multi-document workflows without losing track. Its smarter tool-calling and agent capabilities make it ideal for developers building AI agents, researchers managing large datasets, and enterprises scaling cost-efficient AI.

With faster reasoning than R1, smarter agent support, and up to 2× cost savings compared to GPT-5, DeepSeek-V3.1 is the most practical AI model of 2025.

OWASP Top 10 for LLM Applications - The Essential Security Guide

The OWASP Top 10 for LLM Applications is your go-to security checklist for building and deploying AI systems safely. It highlights the most critical risks—like prompt injection, data leakage, insecure plugin/tool use, and model supply chain issues—and explains how they impact real LLM apps, from chatbots and agents to RAG systems. This guide helps developers, architects, and security teams understand common attack paths, apply practical mitigations, and design LLM applications that are secure by default, not patched as an afterthought.

DeepSeek Models – V3, R1, Coder & More Explained

DeepSeek models are a family of open-weight AI systems built for real-world use—ranging from general-purpose chat (DeepSeek V3 / V3.2-Exp), to reasoning-first models (DeepSeek R1), to code specialists (DeepSeek Coder), OCR, and multimodal vision-language models. Together they cover chatbots, agents, math and logic, coding copilots, RAG over long documents, and more. With strong price-to-performance, long context windows, and self-hostable weights, DeepSeek models give developers a flexible toolkit to design fast, capable, and cost-efficient AI applications.

DeepSeek Reasoner – Thinking Mode for Math, Code & Logic

DeepSeek Reasoner is DeepSeek’s dedicated “thinking mode” model, built to handle tasks where step-by-step logic matters more than speed. Served via the deepseek-reasoner endpoint, it first generates an internal chain of thought, then produces a clear final answer—giving you stronger accuracy on complex math, coding, and reasoning problems. Ideal for AI tutors, research assistants, advanced agents, and analytical tools, DeepSeek Reasoner lets developers inspect, log, and leverage the model’s reasoning process instead of treating it as a black box.

Download All DeepSeek Versions

Download All DeepSeek Versions puts every major DeepSeek release in one easy hub. From legacy builds like V2.5 to powerful modern models like V3 / V3.2-Exp, DeepSeek R1, Reasoner, and Coder, this page helps you quickly find official download links, open-weight checkpoints, API access, and local-running options. Whether you’re a developer, researcher, or hobbyist, you can compare versions, pick the right model for your use case, and download everything you need to run DeepSeek locally, in your own cloud, or via managed APIs—all from a single, organized starting point.

DeepSeek AI Chatbot – Smart, Open-Weight Assistant for Chat & Code

DeepSeek AI Chatbot is a powerful assistant built on DeepSeek’s open-weight models, designed for everyday chat, serious coding help, and step-by-step reasoning. It can answer questions, solve math and logic problems, debug and write code, and summarize long documents, while its underlying models (like DeepSeek V3 and R1) give it unusually strong analytical skills for its cost. Available via web, mobile apps, APIs, and even self-hosted deployments, DeepSeek AI Chatbot is ideal for developers, students, and professionals who want a smart, affordable alternative to closed AI assistants.

DeepSeek Jailbreak – Understanding Prompt Exploits & Safety Limits

“DeepSeek Jailbreak” usually refers to attempts to bypass the safety filters and usage policies of DeepSeek-based chatbots or APIs using specially crafted prompts.
In practice, people use the term for:

• Prompt tricks that try to get DeepSeek (or DeepSeek-powered apps) to
• reveal disallowed content,
• ignore system rules, or
• behave in ways the provider explicitly blocks (for example, generating harmful, illegal, or policy-violating outputs).
• Shared “jailbreak prompts” on forums and social media where users experiment to see how far they can push the model beyond its normal guardrails.
• Tests by researchers or red teamers who intentionally probe DeepSeek’s safety to report weaknesses and help improve alignment.

It’s important to note that:

• “Jailbreaking” an AI model doesn’t give you root access to servers or hidden system controls; it’s about manipulating the conversation so the model disregards its ethical/safety constraints.
• Using jailbreaks to produce harmful, illegal, or abusive content is against the terms of service of DeepSeek and almost all platforms that integrate it.
• Legitimate work around “DeepSeek jailbreaks” focuses on security testing, safety research, and building stronger guardrails, not on exploiting them for misuse.