DeepSeek V4 Pro
DeepSeek V4 Pro is DeepSeek's April 23, 2026 top-tier model in the V4 series. It pairs a hybrid attention architecture with a context window of 1.0M tokens and targets complex reasoning, multi-step problem solving, and agentic tasks.
import { streamText } from 'ai'
const result = streamText({ model: 'deepseek/deepseek-v4-pro', prompt: 'Why is the sky blue?'})P50 time to first token (TTFT) on live AI Gateway traffic, in milliseconds. View the docs for more info.