DeepSeek — AI Tool Review, Features & Pricing

About DeepSeek

Open-source AI platform featuring DeepSeek-V4-Pro (1.6T params, 49B active MoE) and V4-Flash (284B params, 13B active), both with 1M-token context window and DSA sparse attention. V4-Pro scored 80.6% on SWE-bench Verified and 93.5 on LiveCodeBench as of our June 2026 evaluation. Runs natively on Huawei Ascend chips. Dual thinking/non-thinking modes.

It belongs to the text category (subcategory: general-writing) within the AI Workflows tool directory.

DeepSeek offers a freemium model with a free tier and paid upgrades.

Editorial Review: DeepSeek scores 8.0/10

Our editors scored DeepSeek 8.0 out of 10 overall (4.0 out of 5 stars), averaged across 5 independently rated dimensions.

Pros of DeepSeek

• Exceptional price-to-performance — near-frontier quality at a fraction of the cost
• Strong coding and math reasoning
• Open weights available for self-hosting

Cons of DeepSeek

• Hosted service raises data-residency questions for some organizations
• Smaller tooling ecosystem than OpenAI or Anthropic
• Occasional availability and capacity wobbles

When to use DeepSeek

• Cost-sensitive teams needing near-frontier reasoning
• Self-hosted deployments via open weights
• Heavy coding and math workloads on a budget

The editor's take on DeepSeek

DeepSeek built its reputation on shipping near-frontier reasoning at startlingly low cost, and the V4 line continues that. For coding and math it punches well above its price, and open weights mean you can self-host. The trade-offs are ecosystem maturity and, for some organizations, where the hosted data lives. If value-per-token is the priority, few models compete.

Last evaluated June 2026 by the AI Workflows editorial desk.

Pricing & Plans

• Pricing model: Freemium
• Plan details: Free unlimited chat via chat.deepseek.com. API pricing as of August 2026 uses off-peak/peak rates per 1M tokens — deepseek-v4-pro: $0.022/$0.044 cache hit, $0.66/$1.32 cache miss, $1.98/$3.96 output; deepseek-v4-flash: $0.007/$0.014 cache hit, $0.22/$0.44 cache miss, $0.66/$1.32 output. A vision variant, deepseek-v4-flash-vision-exp, is priced the same as v4-flash.

Available Models in DeepSeek

• DeepSeek-V4-Pro
• DeepSeek-V4-Flash

Key Capabilities

• general-writing
• research
• ai-coding

Tags & Keywords

open-source, reasoning, coding, cost-effective, chinese-ai, chat, 1m-context, moe, huawei-ascend, latest, agentic

How to access DeepSeek

Visit the official DeepSeek website: https://chat.deepseek.com.

Find more AI tools like DeepSeek on our AI Tools Directory, explore complete AI Workflows that combine multiple tools, or read in-depth reviews on our AI Blog.

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Alternatives to DeepSeek

If DeepSeek does not fit your use case, these alternative AI tools in the same category may be worth comparing:

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