Model Perspective
Jul 31, 2026 · Artificial Intelligence
Understanding the Post-Training Process in DeepSeek V4‑Flash
DeepSeek released the V4‑Flash model with the same architecture as the preview but a revamped post‑training pipeline—SFT, reinforcement learning with GRPO, and distillation—yielding dramatic benchmark jumps and illustrating how post‑training now defines the model's real‑world capabilities.
DeepSeekGRPOLLM-training
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