Reasoning Tools JSON Open weights

DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...

deepseek/deepseek-v4.1-flash 2026-09-10 1.04858M context $0.15/M input $0.6/M output
23 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.

deepseek/deepseek-v4-pro-0813 2026-08-12 1.024M context $0.579/M input $1.738/M output
30 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....

deepseek/deepseek-v4-flash-0731 2026-07-31 1.04858M context $0.04/M input $0.08/M output
43 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced reasoning, coding,...

deepseek/deepseek-v4-pro 2026-04-24 1.024M context $0.728/M input $1.456/M output
62 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

deepseek/deepseek-v4-flash 2026-04-24 1.024M context $0.066/M input $0.132/M output
62 providers