DeepSeek V4 Pro

DeepSeek V4 Pro is a snapshot in the deepseek-thinking line, released on 2026-08-12. It supports thinking and non-thinking modes and offers a million-token context window. This is the first version of its line in the registry. The model has a context window of 1,000,000 tokens and a maximum output of 393,216 tokens. It accepts text and returns text. It supports reasoning mode and tool calling. The weights are open. Pricing starts at $0.2088 per million input tokens and $0.4176 per million output tokens, with cached input from $0.003 per million tokens. It is served by 66 hosts.

First version of its line in the registry.

Range across the hosts that serve it: up to $2.40 per 1M input tokens.

• ·Million-token context window
• ·Supports thinking and non-thinking modes
• ·Open weights
• ·Tool calling support
• ·393,216 token max output

• Reach for it for long-document analysis
• Reach for it for complex reasoning with thinking mode
• Reach for it for tool-calling workflows
• Reach for it for processing large contexts

66 hosts serve this model at the price above · the maker's documentation

The registry keeps the six most recent versions of a line. Older ones stay in the file and can be surfaced without a rebuild.

What is the context window?

The context window is 1,000,000 tokens, and the maximum output is 393,216 tokens.

Are the weights open?

Yes, the weights are open. The model also supports reasoning mode and tool calling.

What does it cost?

Input starts at $0.2088 per million tokens, output at $0.4176 per million tokens. Cached input is from $0.003 per million tokens.