AI assistants

DeepSeek

An AI assistant and API platform for chat, search, and model access for developers and everyday users.

Pricing
Freemium
License
Open source
API
Yes
Platforms
Web, macOS, Windows, iOS, Android, Browser extension
Listed
Nov 9, 2026
deepseek.com
DeepSeek website

Overview

DeepSeek provides a web app, desktop app, and API platform for chatting with its models, using deep thinking mode, and running smart search. It also includes web search and fetch tools in the API.

For developers, DeepSeek offers OpenAI-style and Anthropic-style API access, JSON output, tool calls, responses API support, and long-context model access. The pricing page lists token-based charges and separate per-request pricing for Search and Fetch.

The product line includes DeepSeek V4.1, V4, V3.2, V3.1, R1, and V3, with the homepage linking to the web version, app download, Harness desktop app, API platform, and API docs.

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