OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
Traffic SummaryDeepSeek records 357,399,386 monthly visits with +1% month-over-month growth and Freemium pricing. Hearify records 2,216 monthly visits with +138% growth and Freemium pricing.
High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.

AI quiz generator that turns text, PDFs and videos into interactive quizzes and surveys
Monthly traffic volume, acquisition channels, pricing structure, and ecosystem footprint
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | deepseek.com | hearify.org |
| Pricing Model | Freemium | Freemium |
| Pricing Details | Free web and mobile chat app at chat.deepseek.com; pay-as-you-go OpenAI-compatible API with off-peak rates at $0.15/1M input ($0.003 cache hit) and $0.60/1M output for deepseek-flash (V4.1-Flash), and $0.66/1M input ($0.022 cache hit) and $1.98/1M output for deepseek-v4-pro (peak weekday UTC hours bill at 2x). | Freemium model: the free plan allows up to 5 quizzes, with Basic, Premium and Max plans for more capacity; see the official site for details. |
| Monthly Visits | 357.4M357,399,386 visits/mo | 2.22K2,216 visits/mo |
| MoM Traffic Delta | +3.6M3,597,280 visits delta | +1.29K1,285 visits delta |
| MoM Growth Velocity (%) | +1% | +138% |
| Primary Market & Share | 🇨🇳 China(50.5% share) | 🇺🇸 United States(100% share) |
| Direct Visits / mo | 280.06M(280,059,676) | 905(905) |
| Referral Visits / mo | 10.57M(10,570,000) | 242(242) |
| Email Visits / mo | 2.21M(2,211,842) | 58(58) |
| User Rating | 3.8 / 5(68 reviews) | 5 / 5(61 reviews) |
| Bookmarks | 44 saves | 0 saves |
| Supported Platforms | Website | Website |
| Chrome Extension Installs | — | — |
| Discord Community Members | — | — |
| Primary Categories |

High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Leverages a sparse Mixture-of-Experts architecture (49B active parameters out of 1.6T on V4-Pro) to process up to 1 million tokens with minimal latency and memory overhead.
Pioneered by DeepSeek-R1 and integrated into V3.2 and V4 thinking modes, exposing step-by-step self-verification for complex math, logic, and code debugging.
Drops input token costs to $0.003/1M on Flash and $0.022/1M on V4-Pro for cache hits, with 50% lower rates during off-peak UTC hours.
Provides free access at chat.deepseek.com and on iOS/Android with document uploads, reasoning mode, and web search without paywalling core models.

AI quiz generator that turns text, PDFs and videos into interactive quizzes and surveys
AI quiz generator transforming content into interactive quizzes and surveys.
DeepSeek has 357,399,386 monthly visits, while Hearify has 2,216. Traffic estimates describe audience size, not product quality.
DeepSeek has a month-over-month growth rate of +1%; Hearify has +138%.
DeepSeek: Freemium. Free web and mobile chat app at chat.deepseek.com; pay-as-you-go OpenAI-compatible API with off-peak rates at $0.15/1M input ($0.003 cache hit) and $0.60/1M output for deepseek-flash (V4.1-Flash), and $0.66/1M input ($0.022 cache hit) and $1.98/1M output for deepseek-v4-pro (peak weekday UTC hours bill at 2x). Hearify: Freemium. Freemium model: the free plan allows up to 5 quizzes, with Basic, Premium and Max plans for more capacity; see the official site for details.
Other tools in related categories include ChatGPT, Google Gemini, Claude, Adobe Firefly, Grok.
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