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

DeepSeek V4 Flash Vision Exp is an experimental vision-enabled version of [DeepSeek V4 Flash 0731](https://openrouter.ai/deepseek/deepseek-v4-flash-0731) from DeepSeek, adding image understanding while matching the base model on text capabilities including agents,...

deepseek/deepseek-v4-flash-vision-exp 2026-08-21 1.04858M context $0.22/M input $0.66/M output
19 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 $0.068/M input $0.135/M output
62 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 $0.84/M input $1.679/M output
62 providers