# DeepSeek vs SummarizeYT

DeepSeek records 372,761,591 monthly visits with +4.3% month-over-month growth and Freemium pricing. SummarizeYT records 0 monthly visits with 0% growth and Free pricing.

| Metric | [DeepSeek](https://openaitools.app/tool/deepseek) | [SummarizeYT](https://openaitools.app/tool/summarizeyt) |
| :--- | :--- | :--- |
| Website URL | https://www.deepseek.com | https://summarizeyt.com |
| Categories | Large Language Models (LLMs), Open Source AI Models, AI API, AI Chatbot | AI Youtube Summary, AI Summarizer, AI Video Summarizer, AI YouTube |
| Pricing Model | Freemium | Free |
| Monthly Visits | 372,761,591 | 0 |
| MoM Growth Rate | +4.3% | 0% |
| Primary Market | China | Global |
| Direct Visits | 291,585,405 | 0 |
| Review Score | 4.8 | 3.6 |
| Saved Count | 44 | 3 |
| Supported Platforms | Website | Website |

## DeepSeek

DeepSeek (Hangzhou DeepSeek Artificial Intelligence Co., Ltd.) is a frontier AI research organization that disrupted the global LLM market by pairing open-weight transparency with breakthrough Mixture-of-Experts (MoE) and reinforcement-learning reasoning efficiency. Following the landmark releases of DeepSeek-V3 and the peer-reviewed DeepSeek-R1 reasoning model, DeepSeek introduced the DeepSeek-V4 generation in 2026—featuring a hybrid attention architecture and a native 1-million-token context window across DeepSeek-V4-Pro (1.6T total parameters, 49B active per token) and DeepSeek-V4.1-Flash (284B total parameters, 13B active per token).

Users can interact with DeepSeek in three ways: completely free through the consumer web portal (chat.deepseek.com) and mobile apps with one-click toggles for deep thinking and live web search; via DeepSeek's hosted, OpenAI-compatible developer API; or by self-hosting DeepSeek's open-weight checkpoints (including V3, R1, Prover-V2, and distilled Qwen/Llama variants) on private infrastructure. The models excel at competitive mathematics, algorithm design, repository-level software engineering, and structured data extraction, with automatic context caching on the API that slashes repeated prompt costs by over 95%.

In late 2026, DeepSeek remains the price-performance benchmark for developers and automation workflows. While the consumer chat interface remains free without a mandatory $20/month subscription tier, the developer API transitioned in late 2026 to two primary endpoints—`deepseek-flash` and `deepseek-v4-pro`—with time-of-day pricing. Off-peak API calls cost just $0.15 per million input tokens ($0.003 on cache hits) and $0.60 per million output tokens on Flash, and $0.66 input / $1.98 output on V4-Pro, making it a fraction of the cost of comparable Western frontier models.

**Pricing & Plans:** 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).

- **DeepSeek-V4 Hybrid Attention & 1M Context:** 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.
- **Transparent Chain-of-Thought Reasoning:** 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.
- **Automatic Context Caching & Off-Peak API Pricing:** 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.
- **Free Consumer Web & Mobile Assistant:** Provides free access at chat.deepseek.com and on iOS/Android with document uploads, reasoning mode, and web search without paywalling core models.
- **Open-Weight Ecosystem & Self-Hosting Freedom:** Offers open weights for DeepSeek-V3, R1, Distill variants, and Prover models on Hugging Face and GitHub so enterprises can deploy within air-gapped environments.

**Strengths:** Completely free consumer web and mobile app with deep reasoning and web search included; Ultra-low API token rates ($0.15/$0.60 on Flash, $0.66/$1.98 on V4-Pro off-peak) with up to 98% savings on cached inputs; Drop-in OpenAI API compatibility makes switching or routing between models effortless; Strong open-weight lineage allows teams to self-host or fine-tune models without vendor lock-in

**Limitations:** Hosted API and web app store data on servers in China, prompting compliance restrictions for some Western enterprises and government agencies; Peak-hour API pricing (01:00–04:00 and 06:00–10:00 UTC on weekdays) doubles per-token costs compared to off-peak rates; Lacks native voice mode, video generation, and productivity suite integrations offered by ChatGPT and Google Gemini

[Profile (Markdown)](https://openaitools.app/tool/deepseek.md)

## SummarizeYT

SummarizeYT is a lightweight Chrome extension built for people who spend a lot of time on YouTube but do not want to sit through long videos to extract the useful parts. Instead of opening a separate summarizer website and pasting in a link, the extension adds a summary control onto the video thumbnail itself, so the summary is available inside the YouTube interface you are already browsing.

The core value proposition is speed. Summaries are produced in seconds using GPT-style language models, and the output is deliberately condensed to strip out padding, long intros and clickbait-style build-up. That makes it useful for research, study and quick fact-checking, where you mainly care about the claims and conclusions rather than the full presentation.

SummarizeYT is distributed primarily through the Chrome Web Store, where it lists about 1,000 users, a 3.4 out of 5 rating from roughly 27 reviews, and version 0.1.10. It is offered free of charge, and the developer states that user data is not collected, sold or used for unrelated purposes. It is a focused, single-purpose utility rather than a full research platform: there is no multi-video workflow, no workspaces or team features, and no dedicated web dashboard for managing summaries.

**Pricing & Plans:** Free. SummarizeYT is offered at no cost with no paid tiers advertised on its site or Chrome Web Store listing.

- **Summaries from the thumbnail:** A summary control is added directly to YouTube video thumbnails, so you can request a digest without opening the video or switching tabs.
- **ChatGPT-style condensation:** The extension uses OpenAI GPT-based language models to compress a video's content into a short, readable set of key points.
- **Clickbait filtering:** Output is tuned to skip filler, repeated framing and drawn-out intros, helping you get to the substance of the video quickly.
- **Fast, in-page results:** Summaries are generated in seconds and shown in the browsing flow, so there is no copy-pasting links into a separate tool.
- **Free Chrome extension:** Installs from the Chrome Web Store as a small extension (roughly 5 MB) with English-language support and no account required to start.

**Strengths:** Works inside YouTube, so no link copying or separate app is needed; Free to install and use, with no account requirement mentioned; Fast, condensed output aimed at skipping filler and clickbait; Publisher has a clean record with no Chrome Web Store policy violations

**Limitations:** Chrome-only browser extension with no Firefox, Safari or standalone web app; Rating sits around 3.4 out of 5, so summary quality is inconsistent for some videos; Very narrow scope: no batch summaries, transcripts export or team features

[Profile (Markdown)](https://openaitools.app/tool/summarizeyt.md)

## Frequently Asked Questions

### How do DeepSeek and SummarizeYT compare in monthly traffic?

DeepSeek has 372,761,591 monthly visits, while SummarizeYT has 0. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

DeepSeek has a month-over-month growth rate of +4.3%; SummarizeYT has 0%.

### How does pricing compare?

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). SummarizeYT: Free. Free. SummarizeYT is offered at no cost with no paid tiers advertised on its site or Chrome Web Store listing.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [ChatGPT](https://openaitools.app/tool/chatgpt-4) | 6,048,022,723 | +2.2% | Freemium | Provides stronger multi-modal reasoning and agentic tools, but lacks DeepSeek's ultra-low-cost API pricing. | [.md](https://openaitools.app/tool/chatgpt-4.md) |
| 2 | [Google Gemini](https://openaitools.app/tool/gemini-gemini-advanced) | 2,637,398,242 | -0.1% | Freemium | Offers an enormous context window and deep Google ecosystem integration, but feels less specialized for pure reasoning tasks. | [.md](https://openaitools.app/tool/gemini-gemini-advanced.md) |
| 3 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Delivers superior long-form coding artifacts and nuanced writing, but lacks DeepSeek's specialized open-weight reasoning models. | [.md](https://openaitools.app/tool/claude-2.md) |
| 4 | [Grok](https://openaitools.app/tool/grok) | 203,846,050 | -0.8% | Freemium | Features real-time X social data integration, but is less cost-effective for dedicated developer coding workflows. | [.md](https://openaitools.app/tool/grok.md) |
| 5 | [Perplexity](https://openaitools.app/tool/perplexity-ai) | 88,310,223 | -3.7% | Freemium | Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models. | [.md](https://openaitools.app/tool/perplexity-ai.md) |
| 6 | [Qwen 4 (Alibaba Qwen4)](https://openaitools.app/tool/qwen-4) | 35,101,353 | -6.2% | Freemium | Provides comparable open-weight foundation models and multilingual performance, but requires self-hosting or third-party inference setup. | [.md](https://openaitools.app/tool/qwen-4.md) |
| 7 | [Cursor](https://openaitools.app/tool/cursor) | 23,297,751 | +8.4% | Freemium | The AI coding agent for building ambitious software | [.md](https://openaitools.app/tool/cursor.md) |
| 8 | [Kimi AI](https://openaitools.app/tool/kimi-chat) | 19,632,261 | -23.4% | Free | Excels at ultra-long document analysis and research, but lacks the same level of open-weight developer community support. | [.md](https://openaitools.app/tool/kimi-chat.md) |
| 9 | [Ollama](https://openaitools.app/tool/ollama) | 9,421,973 | +4.3% | Free, Freemium, Paid | Enables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power. | [.md](https://openaitools.app/tool/ollama.md) |
| 10 | [Readray (formerly Lilys AI)](https://openaitools.app/tool/lilys-ai) | 967,113 | -9.7% | Freemium | A proactive AI reading lens for papers, videos, and web pages | [.md](https://openaitools.app/tool/lilys-ai.md) |

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Source: https://openaitools.app/compare/deepseek-vs-summarizeyt

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