DeepSeek
Chat with DeepSeek V4 Pro 0813 for free
DeepSeek V4 Pro is the flagship for coding and hard reasoning. Supports web search.
Provider
DeepSeek
Tier
Available on the free plan, no card required
Specs
- Context window
- 1.05M tokens
- Reasoning
- Yes
- Web search
- Yes
Ideas to try
Step through a tough problem
Work through this carefully, show your reasoning, and state your confidence at the end:
Find the flaw
Here is an argument. Find weak points, hidden assumptions, and a stronger alternative:
Research with sources
Research the latest on [topic]. Summarize key facts and note what is still uncertain.
Compare options today
Compare the current options for [category]. What changed recently, and what would you pick for a careful buyer?
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FAQ
DeepSeek V4 Pro 0813 FAQ
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