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DeepSeek
AICores
Open-source AI chatbot optimized for deep research and reasoning
50 reviews
Free tierHas API
DeepSeek punches well above its weight as a free AI chatbot. The open-source models are impressive for self-hosting, and the chat interface rivals commercial competitors for research tasks.
What's great
- Free to use
- Excellent reasoning capabilities
- Open-source models available
Watch out for
- Data processed in China raises privacy concerns
- Less polished interface than competitors
- Occasional availability issues
Quick Facts
PricingFrom $0.30/M input tokens (API)
Free tierYes
PlatformsWeb, iOS, Android
APIAvailable
CategoryAI Writing & Content
Q: What is DeepSeek?
DeepSeek is a Chinese AI company offering powerful open-source language models. DeepSeek excels at in-depth, long-form responses backed by sources, making it ideal for researchers, learners, and anyone needing thorough analysis.
Q: How much does DeepSeek cost?
DeepSeek starts at $0.30/M input tokens (API). A free tier is available with Unlimited chat, 5M free API tokens.
Q: Who is DeepSeek best for?
DeepSeek is best for researchers and developers wanting powerful open-source ai for deep analysis.
Q: Is DeepSeek free?
DeepSeek offers a freemium model with a free tier. Paid plans start at $0.30/M input tokens (API).
Best for
Researchers and developers wanting powerful open-source AI for deep analysis
Not ideal for
Users in regulated industries with data residency requirements
Free
Free
Unlimited chat via web and mobile apps
API
$0.14/M input tokens
DeepSeek V3 model via API
API (R1)
$0.55/M input tokens
DeepSeek R1 reasoning model via API
View official pricing →Verified March 2026
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