DeepSeek Review

China's open-weights LLM that shocked the industry

At a glance

Category: Text & Copy. Pricing: free. Last modified: 2026-09-07.

DeepSeek's V3 and R1 reasoning models are free to chat with and open-weights for self-hosting. Famous for matching GPT-4 class quality at a fraction of the cost.

Not editorially tested: One AI Guide has not published a complete hands-on test record for this tool.

Editorial provenance

Published by LUMIVEX for One AI Guide.

Editorial lead: Said El Moussaoui. Our methodology is published at /how-we-rate.

Official vendor website: see the vendor link below.

Strengths

Weaknesses

Best for

Use cases

What is DeepSeek?

DeepSeek is a text & copy tool. China's open-weights LLM that shocked the industry.

How much does DeepSeek cost?

The One AI Guide catalog currently records DeepSeek as free. This is a directory summary, not a current vendor quote; always check the vendor's site for the latest plans before signing up.

Is DeepSeek free?

The catalog currently records DeepSeek's pricing model as Free. Check the vendor's site because availability, limits, and plan terms can change.

What can I use DeepSeek for?

Common use cases include Reasoning tasks, Cheap API usage, and Self-hosting.

What is DeepSeek best at?

The One AI Guide catalog currently highlights these strengths: Open weights; Extremely cheap API; Strong reasoning.

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