Chat
Provider 
Founded 2023
Sells To Enterprises
Pricing Model Subscription
Ownership Private

Consumer AI chat application built on DeepSeek's open-weight large language models.
DeepSeek Chat is the company's consumer-facing conversational interface, running on its in-house Mixture-of-Experts language models including the V4 family. Users access the assistant through a web client at chat.deepseek.com and a mobile app, with optional sign-in for chat history and file uploads.
The service exposes thinking and non-thinking modes for general queries, coding help, document analysis, and long-context reasoning. Free public access made the application one of the most downloaded chat assistants worldwide following the January 2025 R1 release.
OpenAI

ChatGPT
openai.com
Anthropic

Claude
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Google Gemini
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Sakana AI

Sakana Chat
sakana.ai
| Attribute | Chat | ChatGPT | Claude | Google Gemini | Sakana Chat | |
|---|---|---|---|---|---|---|
| Provider | ||||||
| Founded | 2023 | 2015 | 2021 | 1998 | 2023 | |
| Sells To | Enterprises | Enterprises, Individuals | Enterprises | Consumers, Enterprise | Enterprise, Government | |
| Pricing Model | Subscription | Subscription, Usage-based | Recurring, Usage-based | Advertising, Recurring, Transactional | B2B Subscription | |
| Ownership | Private | Private, Public Benefit Corporation | Venture Capital | Public | Venture-backed private company |
Provider 
Founded 2023
Sells To Enterprises
Pricing Model Subscription
Ownership Private
Provider 
Founded 2015
Sells To Enterprises, Individuals
Pricing Model Subscription, Usage-based
Ownership Private, Public Benefit Corporation
Provider 
Founded 2021
Sells To Enterprises
Pricing Model Recurring, Usage-based
Ownership Venture Capital
Provider 
Founded 1998
Sells To Consumers, Enterprise
Pricing Model Advertising, Recurring, Transactional
Ownership Public
Provider 
Founded 2023
Sells To Enterprise, Government
Pricing Model B2B Subscription
Ownership Venture-backed private company
Z.ai Chat
z.ai