Pick DeepSeek if…
- Budget is a constraint — it has a free tier with no card required.
- You specifically need DeepSeek-R1 reasoning or V3 chat model, which Grok doesn't ship.
- Your primary use case is Math or Coding — Grok doesn't list this.
Reviewed by Faisal Saleem · no paid placements, ever.
DeepSeek is free — Open-weight reasoning models from China with free chat access. Grok starts at $30/mo — xAI's witty assistant with real-time access to X. Both are chat & assistants tools. We compared pricing, features, agent capability, pros & cons, and which workflows each is best for — full head-to-head below.
Both DeepSeek and Grok are credible chat & assistants options — the right pick depends on your specific use case. See the head-to-head below.
| TOOL | ||
|---|---|---|
| PRICING MODEL | Free | Freemium |
| STARTING PRICE | Free | $30/mo |
| CATEGORY | Chat & Assistants | Chat & Assistants |
| AI AGENT | No | No |
| EDITOR'S PICK | No | No |
| KEY FEATURES |
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| USE CASES |
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| TAGS | #chatbot#reasoning#open-source | #chatbot#x#realtime |
| WEBSITE | chat.deepseek.com | grok.com |
Free
2 plans available — see breakdown below.
Freemium · entry tier from $30/mo
4 plans available — see breakdown below.
Free access via chat
Pay-per-use API access
Access to Grok with limits
Includes Grok via X subscription
Premium Grok access
For power users
Each use case listed by either vendor, with which tool actually covers it.