DeepSeek V4 Pro Just Dropped — Here's What Changed for AI Agents

DeepSeek V4 Pro, a new 1.6T (MoE) LLM with 1M context, launched on April 24, 2026, offering improved multi-step planning and reliable function calling for AI agents. Its competitive pricing and dual Think/Non-Think modes make it a new sweet spot for agent workloads, outperforming competitors like Claude Sonnet 4.6 and GPT-4o in cost efficiency.