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DeepSeek's cost-efficient V4.1 tier and the first model built on the Causal Encoder-Decoder (CED) architecture: a 552B MoE activating 8B parameters on input and 16B on output.
Z.ai's efficient multimodal model for fast coding and long-horizon agent tasks.
The GA release of DeepSeek's efficiency-optimized V4 Flash, re-post-trained for coding, reasoning, and agent workflows.
Efficiency-optimized DeepSeek V4 at 284B total / 13B active for fast, high-throughput inference.